LA1835 Просмотр технического описания (PDF) - SANYO -> Panasonic

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LA1835

Home Stereo Single-Chip Tuner IC with Electronic Tuning Support

SANYO -> Panasonic 

LA1835

Pin Functions

No.

Function

Voltage

Internal equivalent circuit

Note

1

FM IF input

Vreg

Input impedance: ri = 330 Ω

2

AM mixer output

VCC

Recommended AM IFT coil:

PCFAZ-037 (Toko Co., Ltd.)

3

FM IF input bypass

Vreg

Also used for the AF noise filter.

4

REG

Vreg

Vreg = 3.6 V

5

AM IF input

Vreg

6

GND

0

7

Tu-LED

VCC

8

ST-LED

VCC

Also functions as the

AM IF output.

9

FM detector

2.1 (FM)

2.7 (AM)

Input impedance: ri = 2 kΩ

Active low open collector outputs

Pin 8 is used for the AM stereo IF output.

Recommended ceramic discriminator:

CDA 10.7MG-48 (Murata Mfg. Co., Ltd.)

Continued on next page.

No. 4159-5/14

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