LA1823M Просмотр технического описания (PDF) - SANYO -> Panasonic

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Компоненты Описание

производитель

LA1823M

Single-Chip Tuner ICs for Use in Radio Cassette Recorder

SANYO -> Panasonic 

Continued from preceding page.

Pin

number

Function

8

Stereo indicator,

AM-oscillator

buffer output

LA1823, LA1823M

Quiescent

voltage (V)

AM

FM

4.5

4.5

Remarks

Active-low

Open-collector output

AM oscillator signal is output in AM mode

Equivalent circuit

8

9

AM-MIX output

4.5

4.5 Connect the AM mixer coil between this pin

and pin 4 (VCC1)

9

4

10

FM-IF input

1.2

1.2 Rin = 330Ω

11

AM-IF input

1.2

1.2 Rin = 2kΩ

12

AM-AGC output

and FM signal

meter output

0.4

0.1 Internal load resistance

R = 16.6kΩ

13

FM-DET

3.9

3.7 Recommended ceramic discriminator :

CDF107F-AE-029 (Toko)

CDA10.7MG1-A (Murata, tentative)

10

Rin

2

11

Rin

2

12

R

13

Continued on next page.

No.6854-9/12

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