onsemi-ML6426CS3
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ML6426
High Bandwidth Triple Video Filters with Buffered
Outputs for RGB or YUV
Features
General Description
• 5V
±±10 ꢀoperatꢀꢁ
• RGB/YUV
filapes fꢀe
A
T
SC Dtgtarl Tplpvtstꢀꢁ VESA
Sarꢁdred
• 2:±
Mux Iꢁouas fꢀe mulatolp RGB/YUV tꢁouas
• Tetolp
Rpcꢀꢁsaeucatꢀꢁ Ftlape ꢀoatꢀꢁs fꢀe 6.7, ±2, 24, 31,
rꢁd 36MHz aꢀ hrꢁdlp vretꢀus ltꢁp eraps
• Mulatolp
ML6426 ꢀuaouas crꢁ bp orerllplpd aꢀ detvp RGB/
YUV ꢀuaouas ra dtffpepꢁa fepqupꢁctps fꢀe vretꢀus ltꢁp eraps
by mprꢁs ꢀf Dtsrblp/Eꢁrblp otꢁ.
Thp ML6426 rep r frmtly ꢀf aetolp vtdpꢀ filapes wtah buffpepd
ꢀuaouas. Thpep rep spvperl vpestꢀꢁs ꢀf ahp ML6426, prch wtah
dtffpepꢁa orssbrꢁd cua-ꢀff fepqupꢁctps ꢀf 6.7MHz, ±2MHz,
24MHz, 31MHz, rꢁd 36MHz. Erch chrꢁꢁpl cꢀꢁartꢁs r 4
ah
–
ꢀedpe Buaapewꢀeah lꢀworss epcꢀꢁsaeucatꢀꢁ vtdpꢀ filape. Thp
filape ts ꢀoatmtzpd fꢀe mtꢁtmum ꢀvpeshꢀꢀa rꢁd flra geꢀuo
dplry rꢁd gurerꢁappd dtffpepꢁatrl grtꢁ rꢁd ohrsp ra ahp ꢀua-
ouas ꢀf ahp tꢁapgerapd crblp detvpes.
• 6dB
detvpes rꢁd syꢁc ato clrmos fꢀe DC epsaꢀep
• DC
epsaꢀep wtah mtꢁtmrl atla
• 1.40
dtffpepꢁatrl grtꢁ ꢀꢁ rll chrꢁꢁpls
1.4º dtffpepꢁatrl ohrsp ꢀꢁ rll chrꢁꢁpls
1.80 aꢀarl hremꢀꢁtc dtsaꢀeatꢀꢁ ꢀꢁ rll chrꢁꢁpls
• 2kV
ESD oeꢀapcatꢀꢁ
All tꢁoua stgꢁrls feꢀm DACs rep AC cꢀuolpd tꢁaꢀ ahp
ML6426. All chrꢁꢁpls hrvp DC epsaꢀep ctecutaey aꢀ clrmo ahp
DC tꢁoua lpvpls duetꢁg vtdpꢀ H-syꢁc, ustꢁg rꢁ ꢀuaoua fppd-
brck clrmo. Aꢁ pxapeꢁrl H-syꢁc stgꢁrl ts epqutepd fꢀe ahts
oueoꢀsp.
All ꢀuaouas musa bp AC cꢀuolpd tꢁaꢀ ahpte lꢀrds. Erch ꢀuaoua
crꢁ detvp 2V
P-P
tꢁaꢀ r ±51
Ω
lꢀrd. All chrꢁꢁpls hrvp r grtꢁ ꢀf
2 (6dB) ra ±V
P-P
tꢁoua lpvpls.
Block Diagram
12
4
V
V
CC
CCO
R
R
A/Y
B/Y
A
B
IN
IN
2
5
R
G
/Y
OUT OUT
4th-ORDER
FILTER A
MUX
MUX
MUX
×
2
×
2
13
11
IN
IN
+
TRANSCONDUCTANCE
ERROR AMP
G
G
A/U A
IN
IN
–
0.5V
/U
6
7
OUT OUT
4th-ORDER
FILTER B
/U
IN IN
B
+
–
TRANSCONDUCTANCE
ERROR AMP
0.5V
0.5V
B
B
A/V
B/V
A
B
IN
IN
IN
IN
B
/V
OUT OUT
8
9
4th-ORDER
FILTER C
×
2
10
+
–
TRANSCONDUCTANCE
ERROR AMP
A/B MUX
SYNCIN
1
16
DISABLE
15
GNDO
14
GND
3
ML6426-1
6.7MHz
6.7MHz
6.7MHz
ML6426-2
12MHz
ML6426-3
24MHz
ML6426-4
30MHz
ML6426-5
36MHz
ML6426-15
15MHz
Filter A
Filter B
Filter C
12MHz
24MHz
30MHz
36MHz
15MHz
12MHz
24MHz
30MHz
36MHz
15MHz
REV. 3A August 2004
ML6426
DATA SHEET
Pin Configuration
ML6426
16-Pin Narrow SOIC (S16N)
A/B MUX
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
SYNC IN
DISABLE
GNDO
R
R
A/Y
A
IN
IN
GND
V
R
/Y
CC
OUT OUT
B/Y
B
A
B
A
V
CCO
IN
IN
IN
IN
IN
G
G
A/U
B/U
G
/U
OUT OUT
IN
IN
B
B
/V
OUT OUT
B
A/V
B/V
B
IN
IN
IN
TOP VIEW
Pin Description
PIN
NAME
FUNCTION
1
A/B MUX
Logic input pin to select between Bank <A> and Bank <B> video inputs
. This
pin is
internally pulled high.
2
R
IN
A/Y
IN
A
Unfiltered analog R- or Y-channel input for Bank <A>
. Sync must be provided at
SYNC IN pin.
3
4
5
GND
Analog ground
V
CC
Analog 5V supply
R
IN
B/Y
IN
B
Unfiltered analog R- or Y-channel input for Bank <B>
. Sync must be provided at
SYNC IN pin.
6
7
8
9
G
IN
A/U
IN
A
G
IN
B/U
IN
B
Unfiltered analog G- or U-channel input for Bank <A>
. Sync must be provided at
SYNC IN pin.
Unfiltered analog G- or U-channel input for Bank <B>
. Sync must be provided at
SYNC IN pin.
B A/V A
Unfiltered analog B- or V-channel input for Bank <A>
. Sync must be provided at
IN IN
SYNC IN pin.
B B/V B
Unfiltered analog B- or V-channel input for Bank <B>
. Sync must be provided at
IN
IN
SYNC IN pin.
10
11
12
13
14
15
16
B
Analog B or V-channel output
Analog G or U-channel output
5V power supply for output buffers
Analog R or Y-channel output
Analog ground
OUT
G
OUT
CCO
V
R
OUT
GNDO
DISABLE
SYNC IN
Disable/Enable pin
. Turns the chip off when logic high. Internally pulled low.
Input for an external H-sync logic signal for filter channels
. CMOS level input.
Active High.
2
REV. 3A August 2004
DATA SHEET
ML6426
Absolute Maximum Ratings
Absꢀluap mrxtmum eratꢁgs rep ahꢀsp vrlups bpyꢀꢁd whtch ahp dpvtcp cꢀuld bp opemrꢁpꢁaly drmrgpd.
Absꢀluap mrxtmum
eratꢁgs rep saepss eratꢁgs ꢀꢁly rꢁd fuꢁcatꢀꢁrl dpvtcp ꢀoperatꢀꢁ ts ꢁꢀa tmoltpd.
Parameter
Min.
Max.
7
Unit
V
V
CC
–0.3
Junction Temperature
ESD
150
°C
V
>2000
Analog and Digital I/O
Storage Temperature Range
Lead Temperature (Soldering, 10 sec)
GND – 0.3
–65
V
CC
+ 0.3
V
150
°C
°C
°C/W
260
100
Thermal Resistance (
θ
)
JA
Operating Conditions
Parameter
Min.
0
Max.
70
Unit
°C
Temperature Range
V
CC
Range
4.5
5.5
V
Electrical Characteristics
Unless otherwise specified, V
CC
= 5V
10ꢀ, T
= Operating
T
e
mperature Range (Note 1)
A
Symbol
General
Parameter
Conditions
Min Typ Max
Units
I
Supply Current
No Load (V
CC
= 5.5V)
at 100KHz
52
80
mA
dB
V
CC
A
Low Frequency Gain (R, G, B)
V
IN
= 100mV
P-P
5.34 6.0 6.65
V
V
Output Level during Sync (R, G, B,)
Output Capability
DURING SYNC
0.7 0.9 1.2
OUT
RL = 150
Ω
, AC-coupled@1MHz
2
V
P-P
t
Clamp Response Time
Settled to Within 10mV,
10
ms
CLAMP
C
IN
= 0.1µF
V
Input Signal Dynamic Range (R, G, B,)
AC Coupled
1.4
4.3
35
2
V
I
P-P
OS
Peak Overshoot (R, G, B,)
2V
Output Pulse
All Outputs
ꢀ
P-P
C
Output Load Capacitance (R, G, B,)
pF
L
Output Load Drive Capability, per Pin
One Load is 150
Ω
(YUV or RGB Outputs)
loads
dG
Differential Gain (R, G, B,)
Differential Phase (R, G, B,)
Output Distortion (R, G, B,)
PSRR (R, G, B,)
All Outputs at
f /2
0.4
0.4
ꢀ
°
C
d
φ
All Outputs at
f /2
C
T
V
OUT
= 2V
P-P
at 1 MHz
0.8
ꢀ
dB
mA
V
HD
PSRR
0.5V
(100kHz) at V
CC
35
P-P
I
Output Short Circuit Current (R, G, B,)
Note 2
120
2.5
SC
V
V
Input Voltage Logic High
Input Voltage Logic Low
DISABLE, SYNC IN
DISABLE, SYNC IN
IH
1.0
V
IL
T
MUX
Input Mux
Data Valid
Time
A/B Mux
Pin Valid
High or Low
2
µs
REV. 3A August 2004
3
ML6426
DATA SHEET
Electrical Characteristics
(continued)
Unless otherwise specified, V
= 5V
10ꢀ, T
= Operating
T
e
mperature Range (Note 1)
A
CC
Symbol Parameter
6.7MHz Filter:
ML6426-1
Conditions
Min Typ Max
Units
f
f
f
f
–1dB Bandwidth Flatness (R, G, B,)
–3dB Bandwidth Flatness (R, G, B,)
25°C
25°C
4.0 4.8
6.0 6.7
1.5
MHz
MHz
dB
1dB
c
0.8 x f
Attenuation
C
0.8fc
SB
StopBand Rejection
f
IN
≥
4 fC, Note 3
–38 –42
dB
(All Channels
≥
4 f
)
C
NOISE Output
Noise (R, G, B,)
Fullband
1.0
mV
RMS
X
TALK
Crosstalk
Input of 0.5V
at 1 MHz
–55
dB
P-P
Between any two Channels
X
A/B MUX Crosstalk
Input of 0.5V
at 3.58/4.43MHz
P-P
–54
70
4.0
8.0
9
dB
ns
ns
ns
ns
TALK
PD
T
Group Delay (R, G, B,)
100kHz
∆
T
PD
Group Delay Deviation from Flatness
(R, G, B,)
to 3.58MHz
to 4.43MHz
to 10MHz
12MHz Filter:
ML6426-2
f
f
f
f
–1dB Bandwidth Flatness (R, G, B,)
–3dB Bandwidth Flatness (R, G, B,)
25°C
25°C
7.8 9.2
10.8 12
1.2
MHz
MHz
dB
1dB
c
0.8 x f
Attenuation
C
0.8fc
SB
StopBand Rejection
f
IN
≥
4 f
, Note 3
–40
dB
C
(All Channels
≥
4 f
)
C
NOISE Output
Noise (R, G, B,)
Fullband
1
mV
RMS
X
Crosstalk
Input of 0.5V
at 1 MHz
–55
dB
TALK
P-P
Between any two Channels
X
A/B MUX Crosstalk
Input of 0.5V
at 3.58/4.43MHz
P-P
–54
40
1
dB
ns
ns
ns
ns
TALK
PD
T
Group Delay (R, G, B,)
100kHz
∆
T
PD
Group Delay Deviation from Flatness
(R, G, B,)
to 3.58MHz
to 4.43MHz
to 10MHz
1
7
24MHz Filter:
ML6426-3
f
f
f
f
–1dB Bandwidth Flatness (R, G, B,)
–3dB Bandwidth Flatness (R, G, B,)
25°C
25°C
13.6 16
21.6 24
1.7
MHz
MHz
dB
1dB
c
0.8 x f
Attenuation
C
0.8fc
SB
StopBand Rejection
f
IN
≥
4 f
, Note 3
–40
dB
C
(All Channels
≥
4 f
)
C
NOISE Output
Noise (R, G, B,)
Fullband
1.0
mV
RMS
X
Crosstalk
Input of 0.5V
at 1 MHz
–55
dB
TALK
P-P
Between any two Channels
X
A/B MUX Crosstalk
Input of 0.5V
at 3.58/4.43MHz
P-P
-54
22
1
dB
ns
ns
ns
ns
TALK
PD
T
Group Delay (R, G, B,)
100kHz
∆
T
PD
Group Delay Deviation from Flatness
(R, G, B,)
to 3.58MHz
to 4.43MHz
to 10MHz
1
2
4
REV. 3A August 2004
DATA SHEET
ML6426
Electrical Characteristics
(continued)
Unless otherwise specified, V
= 5V
10ꢀ, T
= Operating
T
e
mperature Range (Note 1)
A
CC
Symbol Parameter
30MHz Filter:
ML6426-4
Conditions
Min Typ Max
Units
f
f
f
f
–1dB Bandwidth Flatness (R, G, B,)
–3dB Bandwidth Flatness (R, G, B,)
25°C
25°C
15.3 18
MHz
MHz
dB
1dB
c
27
30
1.7
-40
0.8 x f
Attenuation
C
0.8fc
SB
StopBand Rejection
f
IN
≥
4 f
, Note 3
dB
C
(All Channels
≥
4 f
)
C
NOISE Output
Noise (R, G, B,)
Fullband
1.0
-55
mV
RMS
X
Crosstalk
Input of 0.5V
at 1 MHz
dB
TALK
P-P
Between any two Channels
X
A/B MUX Crosstalk
Input of 0.5V
at 3.58/4.43MHz
P-P
-54
18
0.5
2
dB
ns
ns
ns
TALK
PD
T
Group Delay (R, G, B,)
100kHz
∆
T
PD
Group Delay Deviation from Flatness
(R, G, B,)
to 10MHz
to 27MHz
36MHz Filter:
ML6426-5
f
f
f
f
–1dB Bandwidth Flatness (R, G, B,)
–3dB Bandwidth Flatness (R, G, B,)
25°C
25°C
17
20
MHz
MHz
dB
1dB
c
32.4 36
0.8 x f
Attenuation
C
2
0.8fc
SB
StopBand Rejection
f
IN
≥
4 f
, Note 3
–40
dB
C
(All Channels
≥
4 f
)
C
NOISE Output
Noise (R, G, B,)
Fullband
1.0
mV
RMS
X
Crosstalk
Input of 0.5V
at 1 MHz
–55
dB
TALK
P-P
Between any two Channels
X
A/B MUX Crosstalk
Input of 0.5V
at 3.58/4.43MHz
P-P
–54
17
0.5
4
dB
ns
ns
ns
TALK
PD
T
Group Delay (R, G, B,)
100kHz
∆
T
PD
Group Delay Deviation from Flatness
(R, G, B,)
to 10MHz
to 30MHz
15MHz Filter:
ML6426-15
f
f
f
f
–1dB Bandwidth Flatness (R, G, B,)
–3dB Bandwidth Flatness (R, G, B,)
25°C
25°C
10.8 12.2
13.8 15
1.2
MHz
MHz
dB
1dB
c
0.8 x f
Attenuation
0.8fc
SB
C
StopBand Rejection (All Channels
≥
4 f
)
f
IN
≥
4 f
, Note 3
–40
dB
C
C
NOISE Output
Noise (R, G, B,)
Fullband
1.0
mV
RMS
X
Crosstalk
Input of 0.5V
at 1 MHz
–55
dB
TALK
P-P
Between any two Channels
X
A/B MUX Crosstalk
Input of 0.5V
at 3.58/4.43MHz
P-P
–54
40
1
dB
ns
ns
ns
ns
TALK
PD
T
Group Delay (R, G, B,)
100kHz
∆
T
PD
Group Delay Deviation from Flatness
(R, G, B,)
to 3.58MHz
to 4.43MHz
to 10MHz
1
9
Notes
1. Limits
are guaranteed by 100ꢀ testing, sampling, or correlation with worst case test conditions.
2. Sustained
short circuit protection limited to 10 seconds.
3. 38dB
is based on tester noise limits.
REV. 3A August 2004
5
ML6426
DATA SHEET
cꢀꢁvpꢁatꢀꢁrl RC atmp cꢀꢁsarꢁa. Iꢁ mꢀsa rooltcratꢀꢁs, ahp
Functional Description
ML6426’s tꢁoua cꢀuoltꢁg crorctaꢀes rep ꢀꢁly 1.±µF.
Aꢁ pxapeꢁrl CMOS cꢀmoratblp HSYNC oulsp ts epqutepd
whtch ts Acatvp Htgh ꢀꢁ ahp SYNC IN Ptꢁ. Spp Ftguep 2.
Thp ML6426 ts r aetolp mꢀꢁꢀltahtc cꢀꢁatꢁuꢀus atmp vtdpꢀ
filape dpstgꢁpd fꢀe epcꢀꢁsaeucatꢁg vtdpꢀ stgꢁrls feꢀm rꢁ
YUV/RGB vtdpꢀ D/A sꢀuecp. Thp ML6426 ts tꢁapꢁdpd fꢀe
usp tꢁ AC cꢀuolpd tꢁoua rꢁd ꢀuaoua rooltcratꢀꢁs.
Duetꢁg syꢁc, ahp fppdbrck clrmo sꢀuecps/stꢁks cueepꢁa aꢀ
epsaꢀep ahp DC lpvpl. Thp ꢁpa epsula ts ahra ahp rvpergp tꢁoua
cueepꢁa ts zpeꢀ. Aꢁy chrꢁgp tꢁ ahp tꢁoua cꢀuoltꢁg crorctaꢀes’
vrlup wtll ltꢁprely rffpca ahp clrmo epsoꢀꢁsp atmps.
Thp filapes rooeꢀxtmrap r 4ah-ꢀedpe Buaapewꢀeah chrercapets-
atc wtah rꢁ ꢀoatmtzratꢀꢁ aꢀwred lꢀw ꢀvpeshꢀꢀa rꢁd flra geꢀuo
dplry. All ꢀuaouas rep crorblp ꢀf detvtꢁg 2V
P-P
tꢁaꢀ AC
cꢀuolpd ±51
Ω
vtdpꢀ lꢀrds, wtah uo aꢀ 35oF ꢀf lꢀrd crorct-
arꢁcp. All ꢀuaouas rep crorblp ꢀf detvtꢁg r 75
Ω
lꢀrd ra ±V
Erch chrꢁꢁpl ts psspꢁatrlly atla-fepp. Erch tꢁoua ts clrmopd
by r fppdbrck rmo whtch epsoꢀꢁds aꢀ ahp ꢀuaoua duetꢁg syꢁc.
.
P-P
All chrꢁꢁpls rep clrmopd duetꢁg syꢁc aꢀ psarbltsh ahp rooeꢀ-
oetrap ꢀuaoua vꢀlargp swtꢁg erꢁgp (DC epsaꢀep). Thus ahp
tꢁoua cꢀuoltꢁg crorctaꢀes dꢀ ꢁꢀa bphrvp rccꢀedtꢁg aꢀ ahp
Thp ML6426 ts eꢀbusa rꢁd sarblp uꢁdpe rll sarapd lꢀrd rꢁd
tꢁoua cꢀꢁdtatꢀꢁs. Byorsstꢁg bꢀah V
otꢁs dtepcaly aꢀ
CC
geꢀuꢁd pꢁsueps ahts opefꢀemrꢁcp.
5V
5V
4
12
V
V
CC
CCO
R
R
A/Y
B/Y
A
B
IN
IN
220
µ
F
220
µ
F
2
5
R
G
/Y
R
G
75
Ω
75
Ω
OUT OUT
0.1
µ
F
0.1
µ
F
4th-ORDER
FILTER A
MUX
MUX
MUX
×
2
×
2
13
11
IN
IN
R
IN
+
TRANSCONDUCTANCE
ERROR AMP
G
G
A/U
B/U
A
B
IN
IN
–
0.5V
/U
6
7
OUT OUT
4th-ORDER
FILTER B
IN
IN
G
IN
+
–
TRANSCONDUCTANCE
ERROR AMP
B
A/V
B/V
A
B
0.5V
0.5V
IN
IN
220
µ
F
B
/V
75
Ω
B
8
9
OUT OUT
4th-ORDER
FILTER C
0.1
µ
F
×
2
10
B
IN
IN
B
IN
+
–
TRANSCONDUCTANCE
ERROR AMP
A/B MUX
SYNCIN
1
ACTIVE HIGH
SYNC IN
16
DISABLE
15
GNDO
14
GND
3
Figure 1. Typical Application Schematic
V
= 2.5V
= 1.0V
IH
50ꢀ x V
SYNC IN
V
IL
PW
MIN
= 2
µ
S
Figure 2. SYNC IN Pulse Width
6
REV. 3A August 2004
DATA SHEET
ML6426
ꢀꢁaꢀ ahp CRT ra 31Hz. Excpsstvp lregp repr fltckpe wꢀuld
Typical Applications
epsula. Such ktꢁds ꢀf fltckpe crꢁ bp sppꢁ ꢀꢁ r
P
A
L dtsolry
wtah tas betghaꢁpss spa htgh. Tꢀ rvꢀtd ahts, ahp vtdpꢀ wtll ꢁppd
aꢀ bp saꢀepd tꢁ r fermp buffpe. Thts buffpe rleprdy pxtsas tꢁ
ahp MPEG dpcꢀdpe ꢀf HDTV sysapms, sꢀ ahpep ts ꢁꢀ cꢀsa
opꢁrlay. Thp buffpe ts eprd ꢀua ra awtcp ahp erap rs ahp fermp
erap fꢀe 31Hz sysapms, ahus gpaatꢁg us r epfepsh erap ꢀf 61Hz.
Stmtlre ahtꢁgs rep dꢀꢁp fꢀe ahp 24Hz fermp erap fꢀemras aꢀ
bꢀꢀsa ahpm aꢀ r 61Hz epfepsh erap.
Reconstruction filter selection for HDTV and
VGA signal filtering
Thp filapetꢁg epqutepmpꢁas fꢀe HDTV rꢁd VGA sarꢁdreds
vrey dpopꢁdtꢁg ꢀꢁ ahp epsꢀluatꢀꢁ ꢀf ahp tmrgp aꢀ bp dts-
olrypd, rꢁd tas epfepsh erap. Thp rcaurl epfepsh erap ꢀf ahp dts-
olry ts ꢁꢀa ꢁpcpssretly ahp srmp rs ahp aerꢁsmtsstꢀꢁ erap ꢀf
ahp fermps ꢀf tmrgps. Sꢀmp fꢀemras usp r fermp erap ꢀf
31Hz, bua ahp dtsolry ꢀf ahꢀsp fꢀemras crꢁꢁꢀa bp scrꢁꢁpd
Table 1. HDTV / Advanced TV Applications: (From Table 10.3 from ATSC document A54)
Pixels
1920
1280
704
Vertical Lines
Aspect Ratio
16:9
Picture Transmission Rate
60I, 30
P
,
2
4P
1080
720
480
480
16:9
60
P
,
3
0
P
,
2
4P
16:9 and 4:3
4:3
60
P
,
6
0I, 30
P
,
2
4P
60
P
,
6
0I, 30
P
,
2
4P
640
P=progressive scan, I=interlaced scan
Table 2. Choosing the Correct Reconstruction Filter and Video Amplifier for TV Applications, ML6426 options
1920
1280
1080
720
30
P
,
2
4P
60Hz
60Hz
70.6KHz
47.1KHz
162MHz
60MHz
81MHz
30MHz
N/A
SMPTE
60
P
,
3
0
P
,
24P
ML6426-5
ML6426-4
704
704
480
(Note 1)
60I
60Hz
60Hz
15.7KHz
31KHz
13.5MHz
27MHz
6.75MHz
13.5MHz
ML6426-1
480
60
P
,
3
0
P
,
24P
ML6426-2
ML6426-4
640
640
480
(Note 1)
60I
60Hz
60Hz
15.7KHz
31KHz
24.5MHz
12MHz
6MHz
ML6426-2
ML6426-1
480
60
P
,
3
0
P
,
24P
12.27MHz
P=progressive scan, I=interlaced scan, na = not available
Notes
1. NTSC
display rates, can be fed directly into NTSC encoder (set top box)
2. 60
Hz also includes 59.94Hz
3. Custom
frequencies ranging
3 to 6MHz can be special cut to order
REV. 3A August 2004
7
ML6426
DATA SHEET
Ptxpl clꢀck eraps fꢀe ahp ꢀuaoua D/A cꢀꢁvpeapes crꢁ bp
eꢀughly dpapemtꢁpd feꢀm ahp Trblp ±. Dꢀꢁ’a fꢀegpa ahra ahp
dpflpcatꢀꢁ sysapm ꢀf r CRT dtsolry ꢁppds epaercp atmp fꢀe ahp
vpeatcrl rꢁd hꢀetzꢀꢁarl.
Using the ML6426 in Multiple Resolutions
Spvperl ML6426 dpvtcps crꢁ bp uspd tꢁ orerllpl aꢀ cꢀꢁsaeuca
r splpcarblp filape splpcatꢀꢁ blꢀck erꢁgtꢁg feꢀm fepqupꢁctps
bpawppꢁ 6.7 MHz aꢀ 51MHz. Erch ML6426 crꢁ bp tꢁdtvtdu-
rlly cꢀꢁaeꢀllpd vtr ahp dtsrblp otꢁ. Iꢁ r orerllpl cꢀꢁfigueratꢀꢁ,
rs shꢀwꢁ tꢁ Ftguep 3 rꢁd 7, spvperl ML6426 dpvtcps crꢁ bp
uspd rꢁd splpcapd vtr gpꢁperl oueoꢀsp I/O ꢀe ꢀahpe lꢀgtc aꢀ
opefꢀem ahp oeꢀope epcꢀꢁsaeucatꢀꢁ filapetꢁg fꢀe ahp epsꢀluatꢀꢁ
ꢀf chꢀtcp. Thts cꢀꢁfigueratꢀꢁ rllꢀws fꢀe r mtꢁtmum ꢀf btll ꢀf
mrapetrls rꢁd epducps cꢀsa. Frtechtld’s ML6426 E
V
A
L Kta
dpmꢀꢁsaeraps mulat-epsꢀluatꢀꢁ dpstgꢁs. Fueahpemꢀep, stꢁcp
ahp ML6426 otꢁ-ꢀua ts tdpꢁatcrl fꢀe rll ahp ꢀoatꢀꢁs, ahp filapes
crꢁ bp tꢁapechrꢁgpd. Thts rllꢀws fꢀe prsp ꢀf oeꢀduca mtger-
atꢀꢁ aꢀ tꢁapgerap ꢁpwpe epsꢀluatꢀꢁs aꢀ filape rꢁd detvp vretꢀus
DAC ꢀuaouas ra dtffpepꢁa srmoltꢁg fepqupꢁctps.
Thts epaercp atmp crꢁ vrey feꢀm ꢀꢁp dpstgꢁ ꢀf rꢁ HDTV spa
aꢀ rꢁꢀahpe, rs ta ꢀꢁly tꢁvꢀlvps aerdpꢀffs bpawppꢁ ahp fermp
buffpe tꢁ ahp MPEG dpcꢀdpe rꢁd ahp CRT dpflpcatꢀꢁ sysapm.
Allꢀwtꢁg fꢀe ±10 epaercp atmp fꢀe ahp vpeatcrl rꢁd 210 fꢀe
ahp hꢀetzꢀꢁarl, ahp rooeꢀoetrap Rpcꢀꢁsaeucatꢀꢁ Ftlape ts sum-
mretzpd tꢁ Trblp 2.
Fꢀe VGA ꢀe RGB mꢀꢁtaꢀes, ahp fꢀllꢀwtꢁg epsꢀluatꢀꢁs crꢁ
usp ahp cꢀeepsoꢀꢁdtꢁg Rpcꢀꢁsaeucatꢀꢁ Ftlape rꢁd Vtdpꢀ
Amoltfipe rs shꢀwꢁ tꢁ Trblp 3.
Ftgueps 4, 5, rꢁd 6 shꢀw sysapm dtrgerms whpꢁ ahp ML6426
oeꢀvtdps r gꢀꢀd sꢀluatꢀꢁ. Ftguep 7 oeꢀvtdps r mꢀep dpartlpd
dpscetoatꢀꢁ fꢀe rdvrꢁcpd TV rooltcratꢀꢁs ustꢁg vretꢀus epsꢀ-
luatꢀꢁs fꢀe lpgrcy vtdpꢀ, SDT
V
,
r
ꢁd HDT
V
.
Table 3. Choosing the Correct Reconstruction Filter and Video Amplifier for TV Applications, ML6426 options
640
800
480
600
VGA
VGA
60Hz
72Hz
75Hz
56Hz
60Hz
72Hz
75Hz
31.5kHz
37.9kHz
37.5kHz
35.1kHz
37.9kHz
48.1kHz
46.9kHz
35.5kHz
25.175MHz
31.5MHz
31.5MHz
36MHz
12.5MHz
15.5MHz
15.5MHz
18MHz
20MHz
25MHz
25MHz
23MHz
ML6426-2
ML6426-3
ML6426-3
ML6426-3
ML6426-3
ML6426-3
ML6426-3
ML6426-3
VGA
SVGA
SVGA
SVGA
SVGA
XGA
40MHz
50MHz
49.5MHz
44.9MHz
1024
768
43Hz
Interlaced
XGA
XGA
60Hz
70Hz
75Hz
60Hz
60Hz
37.9kHz
56.5kHz
80kHz
65MHz
75MHz
33MHz
37.5MHz
68MHz
57MHz
83MHz
ML6426-5
ML6426-5
1280
1600
1024
1200
SXGA
SXGA
UXGA
135MHz
113MHz
166MHz
na
na
na
N/A = not available
8
REV. 3A August 2004
DATA SHEET
ML6426
GENERAL
PURPOSE I/O
SELECT
LOGIC
DISABLE/ENABLE LINES
5V
12
4
15
2
5
6
7
8
9
16
1
0.1
µ
F
220
µ
F
220
µ
F
220
µ
F
75
Ω
75
Ω
75
Ω
13
11
10
R/Y
G/U
B/V
Y
/R
IN IN
ML6426-1
6.7MHz
0.1
µ
F
0.1
µ
F
U
/G
IN IN
14
12
3
4
V
/B
IN IN
15
2
5
SYNC IN
13
11
10
6
7
8
9
ML6426-2
12MHz
16
1
14
12
3
4
15
2
5
6
7
8
13
11
10
ML6426-5
36MHz
9
16
1
14
3
Figure 3. ATSC Digital Television Application
REV. 3A August 2004
9
ML6426
DATA SHEET
GRAPHIC
PROCESSOR
Y
U
V
FROM SAT
OR CABLE
HDTV
DECODER
AND DISPLAY
PROCESSOR
MPEG2
TRANSPORT
AND DECODER
DIGITAL TV
ML6426
D/A
Figure 4. Digital TV Receiver or HDTV Decoder Box
Y
VIDEO
FROM
CAMERA
VCR
RGB
MONITOR
RGB
U
V
DECODER
AND DISPLAY
PROCESSOR
ML6426
D/A
CV
S-VIDEO
ANALOG
VIDEO
ENCODER
YCrCb
DIGITAL
FROM
DVD-ROM
OR MEMORY
Figure 5. PC Graphics/Frame Grabber Editing Card
MRI, XRAY,
ULTRASOUND, CT SCAN
DSP
DIGITAL YUV
D/A
ANALOG
Y
MEDICAL
IMAGING
U
V
ML6426
Figure 6. PC MRI, XRAY, Ultrasound, CT Scan
10
REV. 3A August 2004
DATA SHEET
ML6426
5V
FB1 FB2
GND
GND
C10
C2
C1
C9
R
A/Y
A
IN
IN
0.1
µ
F
1
µ
F
1
µ
F
0.1
µ
F
R5
75
Ω
U1
ML6426-1
R11
75
Ω
R
A
B
C 17
0.1
µ
F
C 18
0.1
µ
F
IN
C 41
220
µ
F
C 42
220
µ
F
C 43
220
µ
F
2
5
R
G
Y
R
OUT/ OUT
OUT 13
4TH ORDER
FI
L
T
ER
R
B/Y
B
R
IN
IN
IN
R6
75
Ω
R12
75
Ω
G
G
A
C 19
0.1
µ
F
C 20
0.1
µ
F
6
7
IN
U
G
OUT/ OUT
OUT 11
OUT 10
4TH ORDER
FI
L
T
ER
B
IN
R13
75
Ω
B
A
B
C 21
0.1
µ
F
C 22
0.1
µ
F
8
9
IN
B
V
B
OUT/ OUT
4TH ORDER
FI
L
T
ER
B
IN
G
A/U
B/U
A
IN
IN
A/B
1
MUX
R7
75
Ω
SYNC IN
16
R1 47k
Ω
G
B
B
IN
IN
R8
75
Ω
C12
C4
C3
C11
0.1
µ
F
1
µ
F
1
µ
F
0.1
µ
F
A/V
IN
A
IN
C 23
0.1
µ
F
C 24
0.1
µ
F
C 25
0.1
µ
F
C 26
0.1
µ
F
C 27
0.1
µ
F
C 28
0.1
µ
F
R9
75
Ω
2
R
A
B
IN
5
6
R
IN
13
R
G
B
GNA
GNB
OUT
OUT
OUT
JP1
7
U2
ML6426-3
11
10
2
4
6
8
1
3
5
7
8
B
B
A
IN
9
B
B
B/V
IN
B
IN
IN
1
A/B MUX
SYNC IN
16
R10
75
Ω
4
R2 47k
Ω
3
2
SWI
1
0
C14
C6
C5
C13
HYSYNC IN
SW2
0.1
µ
F
1
µ
F
1
µ
F
0.1
µ
F
C 29
0.1
µ
F
C 30
0.1
µ
F
C 31
0.1
µ
F
C 32
0.1
µ
F
C 33
0.1
µ
F
C 34
0.1
µ
F
2
R
A
B
IN
5
6
R
IN
13
11
10
R
G
B
GNA
GNB
OUT
OUT
OUT
7
U3
ML6426-4
8
B
B
A
IN
9
B
IN
1
A/B MUX
SYNC IN
16
R3 47k
Ω
C16
C8
C7
C15
0.1
µ
F
1
µ
F
1
µ
F
0.1
µ
F
C 35
0.1
µ
F
C 36
0.1
µ
F
C 37
0.1
µ
F
C 38
0.1
µ
F
C 39
0.1
µ
F
C 40
0.1
µ
F
2
R
A
B
IN
5
6
R
IN
13
11
10
R
G
B
GNA
GNB
OUT
OUT
OUT
7
UX
ML6426-X
8
B
B
A
IN
9
B
IN
1
A/B MUX
SYNC IN
16
R4 47k
Ω
Figure 7. Typical Applications Schematic
REV. 3A August 2004
11
ML6426
DATA SHEET
Performance Data
10
10
0
0
–10
–20
–30
–40
–50
–60
–70
–10
–20
–30
–40
–50
–60
–70
0.01
0.1
1
10
100
10k
100k
1M
10M
100M
1G
FREQUENCY (MHz)
FREQUENCY (Hz)
Figure 9. Passband Flatness all Outputs
(Normalized) 12 MHz, ML6426CS-2
Figure 8. Passband Flatness all Outputs
(Normalized) 6.7 MHz, ML6426CS-1
10
0
10
0
–10
–20
–30
–40
–50
–60
–70
–10
–20
–30
–40
–50
–60
–70
1M
10M
100M
1M
10M
100M
FREQUENCY (MHz)
FREQUENCY (MHz)
Figure 10. Passband Flatness all Outputs
(Normalized) 24 MHz, ML6426CS-3
Figure 11. Passband Flatness all Outputs
(Normalized) 30 MHz, ML6426CS-4
10
0
–10
–20
–30
–40
–50
–60
–70
100k
1M
10M
100M
1G
FREQUENCY (Hz)
Figure 12. Passband Flatness all Outputs
(Normalized) 36MHz, ML6426CS-5
12
REV. 3A August 2004
DATA SHEET
ML6426
12
10
8
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
6
4
2
0
–2
–4
–6
–8
0
0.7 1.4 2.1 2.8 3.5 4.2 4.9 5.6 6.3 7.0
FREQUENCY (MHz)
0
10 20 30 40 50 60 70 80 90
100
FREQUENCY (MHz)
Figure 13. Frequency Response All Outputs
ML6426-CS-1
Figure 14. Group Delay Deviation of Passband,
All Outputs ML6426CS-1
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
14
12
10
8
6
4
2
0
–2
–4
–6
0
10 20 30 40 50 60 70 80 90
100
FREQUENCY (MHz)
0
10 20 30 40 50 60 70 80 90
100
FREQUENCY (MHz)
Figure 16. Frequency Response All Outputs
ML6426CS-2
Figure 15. Group Delay Deviation All band,
All Outputs ML6426CS-1
12
10
8
10
8
6
6
4
4
2
2
0
0
–2
–4
–6
–8
–10
–2
–4
–6
–8
0
10 20 30 40 50 60 70 80 90
100
FREQUENCY (MHz)
0
1
2
3
4
5
6
7
8
9
10
FREQUENCY (MHz)
Figure 18. Group Delay Deviation All Band,
All Outputs ML6426CS-2
Figure 17. Group Delay Deviation of Passband,
All Outputs ML6426CS-2
REV. 3A August 2004
13
ML6426
DATA SHEET
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
10
8
6
4
2
0
–2
–4
–6
–8
–10
0
10 20 30 40 50 60 70 80 90
100
FREQUENCY (MHz)
2.5
5
12.5 15
17.5 20 22.5 25
0
7.5 10
FREQUENCY (MHz)
Figure 19. Frequency Response All Outputs
ML6426CS-3
Figure 20. Group Delay Deviation of Passband,
All Outputs ML6426CS-3
12
10
8
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
6
4
2
0
–2
–4
–6
–8
0
10 20 30 40 50 60 70 80 90
100
FREQUENCY (MHz)
0
10 20 30 40 50 60 70 80 90
100
FREQUENCY (MHz)
Figure 21. Group Delay Deviation All Band,
All Outputs ML6426CS-3
Figure 22. Frequency Response All Outputs
ML6426CS-4
6
4
10
8
2
6
0
4
–2
–4
–6
–8
–10
–12
–14
2
0
–2
–4
–6
–8
–10
0
10 20 30 40 50 60 70 80 90
100
FREQUENCY (MHz)
0
4
8
12 16 20 24 28 32 36 40
FREQUENCY (MHz)
Figure 24. Group Delay Deviation All Band,
All Outputs ML6426CS-4
Figure 23. Group Delay Deviation of Passband,
All Outputs ML6426CS-4
14
REV. 3A August 2004
DATA SHEET
ML6426
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
12
10
8
6
4
2
0
–2
–4
–6
–8
0
10 20 30 40 50 60 70 80 90
100
FREQUENCY (MHz)
0
5
10 15 20 25 30 35 40 45 50
FREQUENCY (MHz)
Figure 25. Frequency Response All Outputs
ML6426-CS-5
Figure 26. Group Delay Deviation of Passband,
All Outputs ML6426CS-5
12
10
8
6
4
2
0
–2
–4
–6
–8
0
10 20 30 40 50 60 70 80 90
100
FREQUENCY (MHz)
Figure 27. Group Delay Deviation All band,
All Outputs ML6426CS-5
REV. 3A August 2004
15
ML6426
DATA SHEET
Mechanical Dimensions
Package: S16N
16-Pin Narrow SOIC
0.386 – 0.396
(9.80 – 10.06)
16
0.148 – 0.158
0.228 – 0.244
(3.76 – 4.01)
(5.79 – 6.20)
P
I
N 1 ID
1
0.017 – 0.027
(0.43 – 0.69)
( 4
P
LA C
E
S)
0.050 B
S
C
(1.27 B
S
C
)
0.059 – 0.069
(1.49 – 1.75)
0
°
– 8
°
0.012 – 0.020
(0.30 – 0.51)
0.015 – 0.035
(0.38 – 0.89)
0.006 – 0.010
(0.15 – 0.26)
0.055 – 0.061
(1.40 – 1.55)
0.004 – 0.010
(0.10 – 0.26)
SE
A
TING
P
LA
N
E
16
REV. 3A August 2004
ML6426
DATA SHEET
Ordering Information
Model
Part Number
ML6426CS1
Cuttoff Freq
Lead Free
6.7MHz
6.7MHz
6.7MHz
12MHz
Package
Container Pack
Quantity
ML6426
ML6426
ML6426
ML6426
ML6426
ML6426
ML6426
ML6426
ML6426
ML6426
ML6426
ML6426
ML6426
ML6426
SOIC-16 (Narrow)
SOIC-16 (Narrow)
SOIC-16 (Narrow)
SOIC-16 (Narrow)
SOIC-16 (Narrow)
SOIC-16 (Narrow)
SOIC-16 (Narrow)
SOIC-16 (Narrow)
SOIC-16 (Narrow)
SOIC-16 (Narrow)
SOIC-16 (Narrow)
SOIC-16 (Narrow)
SOIC-16 (Narrow)
SOIC-16 (Narrow)
Rail
Reel
Reel
Rail
48
2500
2500
48
ML6426CS1X
ML6426CS1X_NL
ML6426CS2
ML6426CS2X
ML6426CS3
12MHz
Reel
Rail
2500
48
24MHz
ML6426CS3X
ML6426CS4
24MHz
Reel
Raill
Reel
Reel
Rail
2500
48
30MHz
ML6426CS4X
ML6426CS4X_NL
ML6426CS5
30MHz
2500
2500
48
30MHz
36MHz
ML6426CS5X
ML6426CS15
ML6426CS15X
36MHz
Reel
Rail
2500
48
15MHz
15MHz
Reel
2500
T
e
mperature range for all parts: 0°C to +70°C
DISCLAIMER
FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO
ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME
ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN;
NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS.
LIFE SUPPORT POLICY
FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES
OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD SEMICONDUCTOR
CORPORATION. As
used herein:
1. Life
support devices or systems are devices or systems
which, (a) are intended for surgical implant into the body,
or (b) support or sustain life, and (c) whose failure to
perform when properly used in accordance with
instructions for use provided in the labeling, can be
reasonably expected to result in a significant injury of the
user.
2. A
critical component in any component of a life support
device or system whose failure to perform can be
reasonably expected to cause the failure of the life support
device or system, or to affect its safety or effectiveness.
©
2004 Fairchild Semiconductor Corporation
