©
2000
DATA SHEET
1998
Document No. U13415EJ2V0DS00 (2nd edition)
Date Published May 2001 N CP(K)
Printed in Japan
DESCRIPTION
The
µ
PD780232 is a member of the
µ
PD780232 Subseries in the 78K/0 Series.
The
µ
PD780232 Subseries consists of products that incorporate a VFD controller/driver for panel control.
A flash memory version, the
µ
PD78F0233, 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.
µ
PD780232 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
µ
s) to low speed (6.4
µ
s)
• 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: V
DD = 4.5 to 5.5 V
MOS INTEGRATED CIRCUIT
µ
PD780232
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
µ
PD780232GC-×××-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.
