STV6432 Ver la hoja de datos (PDF) - STMicroelectronics
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STV6432 Datasheet PDF : 15 Pages
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STV6432
ELECTRICAL CHARACTERISTICS
2.5 Video Section
TAMB = 25° C, VCCV = 5 V, VCCB = 5 V, VCCA = 9 V
RGA = 600 Ω, RLOUTA = 10 kΩ, RGV = 75 Ω, RLOUTV = 150 Ω, unless otherwise specified.
Table 6: Video Data
Symbol
Parameter
Test Conditions
Min. Typ. Max. Unit
VDCIN DC Input Level
Bottom Sync Pulse
ICLAMP Clamping Current
VIN = VDCIN -400 mV
1
ILEAK Input Leakage Current
VIN = VDCIN +1 V
CIN Input Capacitance
VIN Maximum Input Signal
VCCV = 5 V, Gain = 6 dB
DYN Dynamic Output Signal
VCCV = 5 V, Gain = 6 dB
BW Bandwidth on Y and CVBS Outputs VIN = 1 VPP, at -3 dB, Gain = 6 dB
8
Flatness
Spread of Gain in Video Band
(15 kHz to 5 MHz) of Y and CVBS
VIN = 1 VPP
VCTO
Video Crosstalk Output
Crosstalk Isolation between Output
Channels
VIN = 1 VPP at 3.58 MHz on either
YIN_ENC or CIN_ENC inputs
RLOAD = 150 Ω; Gain = 6dB
VCTO1
Video Crosstalk Output
Crosstalk Isolation between Output
Channels when CVBSIN_ENC is
driven
VIN = 1 VPP at 3.58 MHz on
CVBSIN_ENC input; Only one
CVBS output loaded at 150 Ω;
Gain = 6 dB
VCTO4
Video Crosstalk Output
Crosstalk Isolation between Output
Channels when CVBSIN_ENC is
driven
VIN = 1 VPP at 3.58 MHz on
CVBSIN_ENC input; All 4 CVBS
outputs loaded at 150 Ω;
Gain = 6 dB
ROUT Output Resistance
GV5
5 dB Gain on Y and CVBS Channels VIN = 1 VPP
Pin 7 to GND or Logic “0”
4.5
GV6
6 dB Gain on Y and CVBS Channels VIN = 1 VPP. Pin 7 is open1
5.5
GV7
7 dB Gain on Y and CVBS Channels
VIN = 1 VPP; Pin 7 connected to
VCCV (5 V) via 22 kΩ or to 3.3 V
6.5
GV8
8 dB Gain on Y and CVBS Channels
VIN = 1 VPP
Pin 7 to VCCV (5 V)
7.5
VH5
5 dB Gain: Max. VIN Voltage on Pin 7
Pin 7 to Ground or Logic “0”
(IIN < 160 µA)
VL6 6 dB Gain: Min. VIN Voltage on Pin 7 Pin 7 is open.
1.3
VH6 6 dB Gain: Max. VIN Voltage on Pin 7 Pin 7 is open.
VL7
7 dB Gain: Min. VIN Voltage on Pin 7
Pin 7 connected to VCCV (5 V) via
22 kΩ or to 3.3 V (IIN < 140 µA)
1.9
VH7
7 dB Gain: Max. VIN Voltage on Pin 7
Pin 7 connected to VCCV (5 V) via
22 kΩ or to 3.3 V (IIN < 140 µA)
VL8
8 dB Gain: Min. VIN Voltage on Pin 7
Pin 7 connected to VCCV (5 V)
(IIN < 350 µA)
4.2
DCOUT DC Output Voltage
Bottom sync pulse
DPHI Differential Phase
VIN = 1 VPP at 3.58 MHz
DG Differential Gain
VIN = 1 VPP at 3.58 MHz
LNL Luminance Non-Linearity
VSN Video S/N Ratio2
65
2
V
2
mA
1
10
µA
2
pF
1.5
VPP
3
VPP
15
MHz
±0.5
dB
50
dB
50
dB
44
dB
5
10
Ω
5
5.5
dB
6
6.5
dB
7
7.5
dB
8
8.5
dB
1.1
V
V
1.7
V
V
4.0
V
V
0.6
V
1
5
Degree
1
5
%
0.3
3
%
dB
1. When Pin 7 is left open, its voltage is determined by an internal voltage divider consisting of 42 kΩ to VCC
(5 V) and 18 kΩ to Ground
2. S/N = 20 log (VOUT Black to White = 0.7 VPP / VNoise (mVRMS) weighted CCIR 567).
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