CXA2027 データシートの表示（PDF） - Sony Semiconductor

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CXA2027

Analog signal processor IC

Sony Semiconductor 

CXA2027Q

Pin Symbol

No. (I/O)

Typical pin voltage

DC

AC

Equivalent circuit

Description

VCCA

20

SIGOUT

(O)

21 VCCP 5V

22 GC (I) 0 to 5V

2.0V

+MAX1.8V

(2.0 to 3.8V)

VCCA

21

100µ

1k

20

2mA

VCCA

VCCA VCCA

20k

129 4k

22

100µ

30k

1.5k

Signal output pin

(to AD converter)

Power supply pin

(for signal output system)

Voltage input pin for post-

stage GCA gain adjustment

(Can be open; in that case

outputs 3V)

Lo: 0 to 0.8V

Hi: 3.5 to 5V

23 LCLP (I)

Lo:

clamp OFF

Hi:

clamp ON

24 TD4 (O) 1.7 to 3.6V

25 TD6 (O) 2.0 to 3.6V

26 TD5 (O)

27 TD1 (O)

1.7 to 3.6V

28 TD2 (O)

29 TD3 (O)

Lo: 0 to 0.8V

Hi: 3.5 to 5V

30 CLP (I)

Lo:

clamp OFF

Hi:

clamp ON

31 MPX1 (I)

Lo: 0 to 0.8V

Hi: 3.5 to 5V

VCCA

23

129

VCCA

100µ

1.5V

2k

VCCA VCCA

24

129

126µ

VCCA

VCCA

129

30

250µ

1.5V

1k

VCCA

VCCA

1.5k

31

129

1.2V

100µ

Line clamp pulse input pin

(Apply high level during the

optical black period of CCD

output)

DA4 analog output test pin

DA6 analog output test pin

DA5 analog output test pin

DA1 analog output test pin

DA2 analog output test pin

DA3 analog output test pin

Pixel clamp pulse input pin

(Apply high level during the

precharge period of CCD

output)

MPX channel switching

pulse input pin 1

(See high/low table under

Pin 32 in following section.)

–5–

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