HA12219NT View Datasheet(PDF) - Hitachi -> Renesas Electronics

Part Name

Description

View to exact match

HA12219NT

Audio Signal Processor for Cassette Deck

Hitachi -> Renesas Electronics 

HA12219NT

Altered Reference Voltage vs. External Resistance

400

VCC

Vref

1

7

R21

300 VCC

R22

VCC = 12V (Vref = 1/2 VCC)

200

100

0

100

−23

−24

−25

−26

−27

−28

10

1k

10k

100k

1M

Resistance (Ω) (R21, R22 same)

RETURN Level vs. Frequency

4

Vref

Pin 5 or 6

Vout

820Ω

+V

22µ

Vin

Vin = 1Vrms

Vin = 800mVrms

Vin = 600mVrms

Vin = 400mVrms

100

1k

10k

Frequency (Hz)

100k

Rev.2, Jul. 1998, page 27 of 29

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