UPD780024A datasheet(1/52 Pages) NEC

Part #	UPD780024A

Description	8-BIT SINGLE-CHIP MICROCONTROLLER

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Manufacturer	NEC [NEC]

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©

2000

DATA SHEET

1998

Document No. U13415EJ2V0DS00 (2nd edition)

Date Published May 2001 N CP(K)

Printed in Japan

DESCRIPTION

The

µPD780232 is a member of the µPD780232 Subseries in the 78K/0 Series.

The

µPD780232 Subseries consists of products that incorporate a VFD controller/driver for panel control.

A flash memory version, the

µPD78F0233, that can operate within the same power supply voltage range as the

mask ROM version, and various development tools are also under development.

Detailed function descriptions are provided in the following user’s manuals. Be sure to read them before

designing.

µPD780232 Subseries User’s Manual:

U13364E

78K/0 Series User’s Manual Instructions:

U12326E

FEATURES

• I/O ports: 40

• Internal ROM and RAM

• Internal ROM:

16 KB

• Internal high-speed RAM:

768 bytes

• Internal buffer RAM:

32 bytes

• VFD display RAM:

112 bytes

• Minimum instruction execution time can be changed

from high speed (0.4

µs) to low speed (6.4 µs)

• VFD controller/driver: 53 display outputs

(Universal grid supported)

• 8-bit resolution A/D converter: 4 channels

• Serial interface: 2 channels

• Timer: 4 channels

• Power supply voltage: VDD = 4.5 to 5.5 V

MOS INTEGRATED CIRCUIT

µPD780232

8-BIT SINGLE-CHIP MICROCONTROLLER

APPLICATIONS

Monolithic mini components, separated mini components, tuners, cassette tape decks, CD/MD players, audio

amplifiers, etc.

ORDERING INFORMATION

Part Number

Package

µPD780232GC-×××-8BT

80-pin plastic QFP (14

× 14)

Remark

××× indicates ROM code suffix.

The mark

shows major revised points.

The information in this document is subject to change without notice. Before using this document, please

confirm that this is the latest version.

Not all devices/types available in every country. Please check with local NEC representative for

availability and additional information.

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