CXA1646Q View Datasheet(PDF) - Sony Semiconductor

Part Name

Description

Manufacturer

CXA1646Q

Electronic Volume

Sony Semiconductor 

Pin No.

Symbol

I/O resistance

Pin voltage

37 (31) GAIN1

48 (40) GAIN2

10kΩ

VCT

38 (32)

39 (33)

40 (34)

41 (35)

44 (36)

45 (37)

46 (38)

47 (39)

IN14

IN13

IN12

IN11

IN21

IN22

IN23

IN24

50kΩ

VCT

CXA1646Q/CXA1767Q

Equivalent circuit

Vcc

10kΩ

10kΩ

GND

Description

Sets input amplifier

gain to 6dB by

connecting to VCT.

0dB at open.

Vcc

Signal input

GND

Reset

Reset is performed by lowering the INIT pin below 1V when CLK is High. Reset is disabled when CLK is Low.

The following table shows the reset status.

Mode

Set value

INPUT

VRC1

VRF1

VRC2

VRF2

LOUD

TONE BASS

TONE TREBLE

FADER

1

–∞

–7dB

–∞

–7dB

OFF

0dB

0dB

0dB, REAR

–8–

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