HA12167FB Просмотр технического описания (PDF) - Hitachi -> Renesas Electronics

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HA12167FB

Audio Signal Processor for Cassette Deck (Deck 1 Chip)

Hitachi -> Renesas Electronics 

HA12167FB/HA12169FB

Pin Description (VCC = 14 V, Ta = 25°C, No signal, The value in the show typical value.)

(Cont)

Pin No. Terminal

(QFP-80) Name

68

CONT

Zin

3.3 kΩ

DC Voltage Equivalent Circuit

VCC/2 – 1.5 V

to VCC/2

VCC /2

Description

DAC output

volume control

input

73

13

EQ CONT 1.65 kΩ

48

10

LM DET

—

0.2 V

DAC

OUT

LM

OUT

Time constant pin

for level meter

51

11

LM OUT

—

0.2 V

50

45

NR ON/OFF 100 kΩ —

44

C/B

43

MPX

LM DET

GND

Level meter output

Mode control time

constant

GND

Rev.3, Jun. 1997, page 6 of 73

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