LA8518NM Ver la hoja de datos (PDF) - SANYO -> Panasonic

Número de pieza

componentes Descripción

Fabricante

LA8518NM

Signal Processor for Cordless Telephone Base Sets

SANYO -> Panasonic 

Pin Functions

Pin No.

64

1

2

Pin Name

VL

TOI

TOO

LA8518NM

Internal Equivalent Circuit

Pin Function

c Line current input pin, line voltage pin.

c Transmitting output current input pin.

c Transmitting output current output pin.

3

BN1

4

BN2

5

GND (SP)

6

RI IN

7

RI OUT

c BN switch pin 1.

c BN switch pin 2. Connect when there are two

balancing network circuits. Open when not

used.

c Speech network system GND pin.

c Receiving input amplifier – input pin.

c Receiving input amplifier output pin.

8

HAND NF

9

HAND MONI

c Handset amplifier – input pin.

c Handset amplifier output pin.

10

RF1 IN

11

RF2 IN

13

AUX IN

12

DOOR IN

c Compander 1 input pin.

c Compander 2 input pin.

c Unused input pin.

c Amplifier input pin for interphone.

Because there is a feedback resistor

(30 kΩ) on chip, the input is passed

through an external resistor.

Continued on next page.

No.5421-11/31

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