HA12231FP View Datasheet(PDF) - Hitachi -> Renesas Electronics

Part Name

Description

Manufacturer

HA12231FP

Audio Signal Processor for Car Deck (PB 1 Chip)

Hitachi -> Renesas Electronics 

HA12231FP

Pin Description, Equivalent Circuit (VCC = 9 V, A system of single supply voltage,

Ta = 25°C, No Signal, The value in the table shows typical value.) (cont.)

Pin No.

11

19

Pin Name

VCC

FIN(L)

Note





Equivalent Circuit

Description

Power supply

Equalizer input

V

18

RIN(L)

3

RIN(R)

2

FIN(R)

9

Mute



Mode control input

10

FOR/REV

8

120/70

12

MS



22 k

100 k

GND

MS VCC

I

MS output (to MPU) *

7

MS GV

V = VCC/2

20

GND



Note: MS: Music Sensor

200

100 k

D GND

V

90 k

MS gain pin *

GND pin

3

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