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PRELIMINARY DATA SHEET

MOS INTEGRATED CIRCUIT

碌

PD17202AGF-011

4-BIT SINGLE-CHIP MICROCONTROLLER

WITH LCD CONTROLLER/DRIVER AND KEY SCAN CIRCUIT

FOR FPC (FRONT PANEL CONTROLLER)

The

碌

PD17202AGF-011 is a CMOS microcontroller for the FPC (Front Panel Controller) of a car stereo system.

This microcontroller is housed in a 64-pin QFP and is provided with an LCD controller/driver and key scan circuit,

enabling the reduction of the amount of wiring between the front panel of the car stereo system and the master

microcontroller.

FEATURES

鈥?LCD controller/driver

鈥?Key scan circuit

鈥?LED output

鈥?Supply voltage

鈥?System clock

:

:

:

:

:

Can display up to 75 segments.

1/3 duty, 1/3 bias, frame frequency: 325.5 Hz

Can read up to 30 (5

脳

6) keys.

1 pin

CLOCK, DATA, and LOAD pins

V

DD

= 4.5 to 5.5 V

f

X

= 8 MHz

鈥?3-wire serial communication mode :

ORDERING INFORMATION

Part Number

Package

64-pin plastic QFP (14

脳

20 mm, 1.0-mm pitch)

碌

PD17202AGF-011-3BE

The information in this document is subject to change without notice.

Document No. U12127EJ1V0DS00 (1st edition)

Date Published May 1997 N

Printed in Japan

漏

1997

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