LA1845NM View Datasheet(PDF) - SANYO -> Panasonic

Part Name

Description

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LA1845NM

Single-Chip Home Stereo IC

SANYO -> Panasonic 

Continued from preceding page.

Pin No.

Pin function

Pin voltage

LA1845N, 1845NM

Notes

21

AM RF input

Vreg

Must be used at the same potential as pin 22

Equivalent circuit

21

A10653

The FM SD bandwidth can be adjusted with the

22

AFC

Vreg

external resistor connected between this pin and

22

pin 3 (Vreg)

23

OSC

Vcc

Oscillator buffer

output,

24

Vcc - 1.4

FM SD sensitivity

adjustment

23

Connect the oscillator coil between this pin and

pin 9 (Vcc)

Note: Impedance of the secondary oscillator coil

must be 5 kΩ or higher.

The FM SD sensitivity can be adjusted with an

external resistor connected to this pin.

Output impedance ro = 200 Ω

Note: Resistance of the external resistor

connected to the pin 24 must be 3.3 kΩ or higher.

A10655

R

24

A10656

No. 5888-6/10

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