
STV6412A
10/24
Note 1:
S/N = 20 log (V
OUT
Black to White = 0.7 V
PP
/ V
Noise
(mV
RMS
) weighted CCIR 567).
2.5 Chroma Section Characteristics
T
amb
= 25 °C, V
CCAO
= 12 V, V
CC
= 5 V, V
CC12
= 12 V, V
DD
= 5 V
R
GA
= 600
, R
LOUTA
= 10 k
, R
GV
= 50
, R
LOUTV
= 150
, unless otherwise specified.
Table 6. Chroma Section Characteristics
Symbol
V
DCIN
DC Input Level
R
IN
Input Resistance
C
IN
Input Capacitance
V
IN
Max Input Signal
DYN
Dynamic Output Signal
DC
OUT
DC Output VCR Voltage
CBW
Chroma Bandwidth
Crosstalk Isolation between Input
Channel
CTo
Crosstalk Isolation between Output
Channel
R
OUT
Output Resistance
G
OUTC
Gain at OUTC
G
CM
Gain matching between C inputs
2.6 Blanking Section
T
amb
= 25 °C, V
CCAO
= 12 V, V
CC
= 5 V, V
CC12
= 12 V, V
DD
= 5 V
R
GA
= 600
, R
LOUTA
= 10 k
, R
GV
= 50
, R
LOUTV
= 150
, unless otherwise specified.
Table 7. Slow Blanking Section
Symbol
INPUT MODE
SLBlow
Input Low Level Threshold
SLBhigh
Input High Level Threshold
DC
OUT
DC
OUT RF
DPHI
DG
DC Output Voltage
RF Output Voltage
Differential Phase
Differential Gain
Bottom sync pulse
Bottom sync pulse
V
IN
= 1 V
PP
at f = 4.43 MHz
V
IN
= 1 V
PP
at f = 4.43 MHz
V
IN
= 1 V
PP
at f = 5 MHz on one
point
0.6
1
1
1
V
V
5
5
° deg.
%
Mute
Mute Suppression
-55
dB
LNL
VSN
Luminance non-linerarity
Video S/N Ratio
0.3
3
%
dB
Refer to
Note 1
65
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Units
Parameter
Test Conditions
Min.
Typ.
3
50
2
1.5
3
2.2
Max.
Units
V
k
pF
V
PP
V
PP
V
MHz
30
C
IN
= 1 V
PP
at -3 db
V
IN
= 1 V
PP
at f = 4.43 MHz,
on one input
V
IN
= 1 V
PP
at f = 4.43 MHz,
on one input, R
LOAD
= 150
10
CTi
55
dB
50
dB
5
6
0
10
6.5
0.5
W
dB
dB
V
IN
= 1 V
pp
V
IN
= 1 V
PP
V
IN
= 1 V
PP
at f = 4.43 MHz
,
on one input
Pin other than VOUT_RF,
V
PP
@ 4.43 MHz,
Pin VOUT_RF
5.5
-0.5
Mute
Mute Suppression
-55
dB
CToYdel
Chroma to luma delay, source Y/C
20
ns
CToYdel
Chroma to luma delay, source Y/C
20
ns
Parameter
Test Conditions
Min.
Typ.
Max.
Units
2.5
7.5
3.25
8.25
4
9
V
V