UPD784031A View Datasheet(PDF) - NEC => Renesas Technology
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UPD784031A Datasheet PDF : 90 Pages
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DATA SHEET
MOS INTEGRATED CIRCUIT
µPD784031
16/8-BIT SINGLE-CHIP MICROCONTROLLER
The µPD784031 is a product of the µPD784038 sub-series in the 78K/IV series. It contains various peripheral
hardware such as RAM, I/O ports, 8-bit resolution A/D and D/A converters, timers, serial interface, and interrupt
functions, as well as a high-speed, high-performance CPU.
The µPD784031 is a ROM-less product of the µPD784035 and µPD784036.
For specific functions and other detailed information, consult the following user’s manual.
This manual is required reading for design work.
µPD784038, 784038Y Sub-Series User’s Manual, Hardware : U11316E
78K/IV Series User’s Manual, Instruction
: U10905E
Features
• Pin-compatible with the µPD78234, µPD784026, and
µPD784038Y sub-series
• Minimum instruction execution time: 125 ns
(at 32 MHz)
• Number of I/O ports: 46
• Serial interface: 3 channels
UART/IOE (3-wire serial I/O): 2 channels
CSI (3-wire serial I/O, 2-wire serial I/O): 1 channel
• PWM outputs: 2
• Timer/counters
16-bit timer/counter × 3 units
16-bit timer × 1 unit
• Standby function
HALT/STOP/IDLE mode
• Clock frequency division function
• Watchdog timer: 1 channel
• A/D converter: 8-bit resolution × 8 channels
• D/A converter: 8-bit resolution × 2 channels
• Power supply voltage: VDD = 2.7 to 5.5 V
Applications
LBP, automatic-focusing camera, PPC, printer, electronic typewriter, air conditioner, electronic musical instru-
ments, cellular telephone, etc.
Ordering Information
Part number
µPD784031GC-3B9
µPD784031GC-8BT
µPD784031GK-BE9
Package
80-pin plastic QFP (14 × 14 × 2.7 mm)
80-pin plastic QFP (14 × 14 × 1.4 mm)
80-pin plastic TQFP (fine pitch) (12 × 12 mm)
Internal ROM
(bytes)
None
None
None
Internal RAM
(bytes)
2 048
2 048
2 048
The information in this document is subject to change without notice.
Document No. U11507EJ1V0DS00 (1st edition)
The mark shows major revised points.
Date Published March 1997 J
Printed in Japan
©
1997
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