CXA2027 Просмотр технического описания (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

38 LPR (I)

Lo: 0 to 0.8V

data hold

39 LPG (I) Hi: 3.5 to 5V

data input

40 LPB (I)

42 VCCA

5V

47 VCCD

5V

Equivalent circuit

VCCD VCCD

1.5k

38

129

28k

Description

Voltage input pin for setting

R channel pre-stage GCA

gain adjustment latch circuit

to data input mode (high) or

hold mode (low).

Voltage input pin for setting

G channel pre-stage GCA

gain adjustment latch circuit

to data input mode (high) or

hold mode (low).

Voltage input pin for setting

B channel pre-stage GCA

gain adjustment latch circuit

to data input mode (high) or

hold mode (low).

Power supply pin

(for analog, general system)

Power supply pin

(for DA converter system)

Note 1: Effective signal levels are defined as follows for CCD output signals.

CCD output signal

Reset level

Precharge level

Effective signal level

Fig. 1

–7–

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