STV6688A データシートの表示（PDF） - STMicroelectronics
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STV6688A Datasheet PDF : 12 Pages
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Electrical Characteristics
STV6688
Symbol
Parameter
Test Conditions
Flatness
Spread of Gain in Video Band
(15 kHz-5 MHz)
Y/CVBS VIN = 1 VPP
Y/C Mixer (on CVBS_OUT) VIN = 1 VPP
CTi
Crosstalk Isolation between
Y/CVBS Input Channels
VIN = 1 VPP at f = 4.43 MHz, on
one point.
CTo
Crosstalk Isolation of Y/CVBS from C VIN = 1 VPP at f = 4.43 MHz, on
Channels
one point.
GYCVBS Gain at Y/CVBS out @1 MHz
VIN = 1 VPP
GCVBS Gain at CVBS out @1 MHz
VIN = 1 VPP
ROUTY Y/CVBS Output Resistance
ROUTCVBS CVBS Output Resistance
GYCVBSM Gain matching between Y, CVBS
inputs
VIN = 1 VPP
DCOUTCVBS DC CVBS Output voltage
Bottom sync pulse
DCOUTY DC Y Output voltage
Bottom sync pulse for Y
DPHI Differential Phase
VIN = 1 VPP at f = 4.43 MHz
DG
Differential Gain
VIN = 1 VPP at f = 4.43 MHz
LNL
Luminance non-linearity
VSN
Video S/N ratio
Refer to Note 1
Min. Typ. Max. Unit
±0.2
±0.5
dB
±0.5
±1.0
55
60
dB
50
55
dB
-0.5
0
+0.5
dB
5.5
6
6.5
dB
2.5
5.0
Ω
1
5
Ω
-0.5
0
+0.5
dB
0.8
V
1.3
V
1
3
deg
1
5
%
0.6
3
%
65
dB
Note: 1 S/N = 20log (VOUT Black to White = 0.7 VPP/VNoise (mVRMS) weighted CCIR567).
2.3 Chroma Section
TAMB = 25°C, VCCV = VCCB = VDD = 5V, RLoadYC = 4.7 kΩ, RLoadCVBS = 150 Ω, unless otherwise
specified.
Symbol
VDCIN
RIN
CIN
VIN
DYN
CBW
CTi
CTo
ROUT
GOUTC
DCOUTC
Parameter
DC Input Level
Input Resistance
Input Capacitance
Max Input Signal
Dynamic Output Signal
Chroma Bandwidth
Crosstalk Isolation between C Input
Channels
Crosstalk Isolation of C from Y
Channels
Output Resistance
Gain at C_OUT @4.43 MHz
DC Output voltage
Test Conditions
CIN= 1 VPP
CIN = 0. 5VPP at f = 4.43 MHz, on
one point.
VIN = 1 VPP at f = 4.43 MHz, on
one point.
VIN = 1 VPP
Min.
30
10
55
50
-0.5
Typ.
3
50
2
12
60
55
2.5
0
2.2
Max.
1.5
1.5
5.0
+0.5
Unit
V
kΩ
pF
VPP
VPP
MHz
dB
dB
Ω
dB
V
4/12
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