CXA2056Q 데이터 시트보기 (PDF) - Sony Semiconductor
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CXA2056Q Datasheet PDF : 24 Pages
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CXA2056Q
Pin
No.
Symbol
Pin voltage
Equivalent circuit
Description
IOFFSET 25µA
200µA 25µA
• Camera
mode (CAM)
VRB to VRB +
100mV
• Composite
video mode
(LIN)
VRB + 50mV
0 to
50µA
2k
50µA
SW1
SW1
50µA
Driver output for A/D
converter capable of
DC coupling.
Dynamic range
= 1Vp-p
8
DRVOUT
= approx.
1.4V
• Chroma
VRT = 2.35V
5090
ICONT
3.2 to 6.4mA
Mode SW1 SW2SW3
CAM 1 0 0
mode
1.85V
2.4mA
LIN 0 1 1
(CH, CL)
Center
voltage =
(VRT – VRB)/2
= approx.
1.85V
4072
30k
1.4
509
SW3
VRB = 1.35V
30k
SW2
VIDEO signal
10p
CAM signal
145
SW1
8
CH, CL 0 1 0
0: Open
1: Closed
100µA
48
9 VCC3
20 VCC1
27 VCC2
10 VRB
11 VRT
VCC
1.35V
2.35V
Power supply.
16.5k
1.35V
13.5k
200
145
110µA 30k
1.35V regulator
output.
Be sure to decouple
this pin near the IC
10 pins to prevent the
oscillation and external
noise when this pin is
not used.
(Recommended
capacitor value: 4.7µF)
6.5k
2.35V
23.5k
55µ
30k
145
200
55µ
220µ
2.35V regulator
output.
Be sure to decouple
11 this pin near the IC
pins to prevent the
oscillation and external
noise when this pin is
not used.
(Recommended
capacitor value: 4.7µF)
–4–
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