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UPD17149

Description
SMALL, GENERAL-PURPOSE 4-BIT SINGLE-CHIP MICROCONTROLLERS
File Size362KB,102 Pages
ManufacturerNEC ( Renesas )
Websitehttps://www2.renesas.cn/zh-cn/
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UPD17149 Overview

SMALL, GENERAL-PURPOSE 4-BIT SINGLE-CHIP MICROCONTROLLERS

DATA SHEET
MOS INTEGRATED CIRCUIT
µ
PD17145(A1), 17147(A1), 17149(A1)
SMALL, GENERAL-PURPOSE
4-BIT SINGLE-CHIP MICROCONTROLLERS
The
µ
PD17145(A1), 17147(A1), and 17149(A1) are 4-bit single-chip microcontrollers integrating an 8-bit
A/D converter (4 channels), a timer function (3 channels), and a serial interface.
These microcontrollers employ a CPU of the general-purpose register type that can execute direct memory
operations and direct memory-to-memory data transfer for efficient programming. All the instructions consist
of 16 bits per word.
In addition, a one-time PROM version, the
µ
PD17P149, is also available for program evaluation.
The functions of these microcontrollers are described in detail in the following User’s Manual. Be sure
to read the following manual when designing your system:
µ
PD17145 Subseries User’s Manual: IEU-1383
FEATURES
• 17K architecture
• Program memory (ROM)
: General-purpose register type
: Instruction length fixed to 16 bits
:
µ
PD17145(A1) : 2 KB (1024
×
16 bits)
:
µ
PD17147(A1) : 4 KB (2048
×
16 bits)
:
µ
PD17149(A1) : 8 KB (4096
×
16 bits)
• Data memory (RAM)
• External interrupt
• Instruction execution time
• 8-bit A/D converter
• Timer
• Serial interface
• POC circuit (mask option)
• Operating voltage
• Operating temperature
: V
DD
= 2.7 to 5.5 V (at 400 kHz to 2 MHz)
: V
DD
= 4.5 to 5.5 V (at 400 kHz to 8 MHz)
: T
a
= –40 to +110 ˚C
: 110
×
4 bits
: 1 (INT pin, with sense input)
: 2
µ
s (at 8 MHz: ceramic oscillation)
: 4 channels, absolute accuracy:
±1.5
LSB MAX. (V
DD
= 4.0 to 5.5 V)
: 3 channels
: 1 channel (clocked 3-wire)
APPLICATIONS
Automotive electronics, etc.
Unless contextually excluded, references in this data sheet to the
µ
PD17149 (A1) mean the
µ
PD17145
(A1) and
µ
PD17147 (A1).
The information in this document is subject to change without notice.
Document No. U13233EJ1V1DS00 (1st edition)
(Previous No. IC-3580)
Date Published January 1998 N CP(K)
Printed in Japan
©
1995
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