STV0042 데이터 시트보기 (PDF) - STMicroelectronics
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STV0042 Datasheet PDF : 24 Pages
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STV0042A
DC AND AC ELECTRICAL CHARACTERISTICS (continued)
(VCC = 12V, VDD = 5V, Tamb = 25oC unless otherwise specified)
Symbol
Parameter
Test Conditions
Min. Typ. Max. Unit
RESET
RTCCU
RTCCD
RTDDU
RTDDD
End of Reset Threshold for VCC
Start of Reset Threshold for VCC
End of Reset Threshold for VDD
Start of Reset Threshold for VDD
VDD = 5V, VCC going up
VDD = 5V, VCC going down
VCC = 12V, VDD going up
VCC = 12V, VDD going down
8.7
V
7.9
V
3.8
V
3.5
V
COMPOSITE SIGNAL PROCESSING
VIDC
ZVI
DEODC
DEOMX
DGV
INVG
VISOG
DEBW
DFG
ITMOD
VID IN
External load current < 1µA
2.25 2.45 2.65 V
VID IN Input Impedance
7 11 14 kΩ
DC Output Level (Pins VIDEEM)
2.25 2.45 2.65 V
Max AC Level before Clipping
(Pins VIDEEM)
GV = 0dB, Reg 01 = 00
2
VPP
Gain error vs GV @ 100kHz
GV = 0 to 12.7dB, Reg 01 = 00 → 3F -0.5 0 0.5 dB
Inverter Gain
-0.9 -1 -1.1
Video Input to SCART Output Gain De-emphasis amplifier mounted in unity -1 0
gain, Normal video selected
1 dB
Bandwidth for 1VPP input
measured on Pins VIDEEM
@ - 3dB with GV = 0dB, Reg 01 = 00 10
MHz
Differential Gain on Sync Pulses GV = 0dB, 1VPP CVBS + 0.5VPP
measured on Pins VIDEEM
25Hz sawtooth (input : VID IN)
1%
Intermodulation of FM subcarriers 7.02 and 7.2MHz sub-carriers,
with chroma subcarrier
12.2dB lower than chroma
-60
dB
CLAMP STAGES (Pins CLAMP IN, S2)
ISKC Clamp Input Sink Current
ISCC Clamp Input Source Current
VIDEO MATRIX
VIN = 3V
VIN = 2V
0.5 1 1.5 µA
40 50 60 µA
XTK
BFG
DCOLVH
ZOUT HV
VCL
Output Level on any Output when
1VPP CVBS input is selected for
any other output
@ 5MHz
Output Buffer Gain
(Pins S1 VID OUT, S2 VID OUT)
@ 100kHz
DC Output Level
High impedance mode
Video Output Impedance
High impedance mode
Sync Tip Level on Selected Outputs 1VPP CVBS through 10nF on input
(Pins S1 VID OUT, S2 VID OUT)
-60
dB
1.87 2 2.13
0 0.2 V
16 23 30 kΩ
1.05 1.3 1.55 V
11/24
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