HA12215F View Datasheet(PDF) - Renesas Electronics

Part Name

Description

Manufacturer

HA12215F

Audio Signal Processor for Cassette Deck (Dolby B-type NR with Recording System)

Renesas Electronics 

HA12226F/HA12227F

Pin Description, Equivalent Circuit (cont.)

Pin No.

27

(VCC = 12 V, A system of single supply voltage, Ta = 25°C, No Signal, The value in the show typical value.)

Terminal Name

Note

Equivalent Circuit

Pin Description

MSIN

R = 50 kΩ

VCC

MS input *1

9

ALCIN (R)

R = 100 kΩ

34

ALCIN (L)

30

MAI

V = VCC / 2

29

MS GND

55

ALC (R)

V=0V

V=0V

V

R

VCC/2

MAOUT

100 k

V

MAI 8.2 k

VCC/2

MS Amp. input *1

VCC

MS output voltage level

control pin *1

Variable impedance for

attenuation

44

ALC (L)

Notes: 1. MS: Music Sensor

2. Non connection regarding the HA12227F.

3. Test pin regarding the HA12227F.

Rev.6.00 Jun 15, 2005 page 6 of 83

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