Rev.2.0 Dec 21, 2005 page 1 of 11

Preliminary

M61545AFP

Serial Data Control Dual Electronic Volume

REJ03F0162-0200

Rev.2.0

Dec 21, 2005

Description

The M61545AFP is a dual channel electronic volume controlled with 2-wire serial data. The built-in reference and

power regulator circuitries allow operation of an electronic volume with less external parts. M61545AFP is able to cater

for large supply voltage range of 4.5 to 15.0V.

Features

• Electronic volume

0 to –95dB/ 1-dB step, –

∞dB

2-ch independent controllable electronic volume

• Low distortion

THD = 0.002% typ.

Vno = 5.0

μVrms typ. (ATT = –∞, JIS-A network)

• Supply voltage range Single power supply: Vcc = 4.5 to 15V (regulated)

Supply to both digital & analog circuitries

• Serial data interface

2-wire type

• Package

8 pin SOP/ 8 pin DIP

• Process

0.5

μ BIC-DMOS

• Reference circuit

Built-in

Recommended Operating Condition

• Supply voltage range: Vcc = 4.5 to 15.0V

Pin Configuration

1

2

3

4

8

7

6

5

VIN1

VOUT1

GND

DATA

VIN2

VOUT2

VCC

CLOCK

Outline 8P2S-A(FP)