SM2958 Datasheet, PDF (1/16 Pages) List of Unclassifed Manufacturers – 8 - Bit Micro-controller

SyncMOS Technologies Inc.
August 2000
Product List
SM2958C16, 16 MHz 8KB internal memory MCU
SM2958C25, 25 MHz 8KB internal memory MCU
SM2958C40, 40 MHz 8KB internal memory MCU
Description
The SM2958 product is an 8 - bit single chip micro control-
ler with 32 KB flash embedded. It provides hardware
features and a powerful instruction set, necessary to make
it a versatile and cost effective controller for those
applications demand up to 32 I/O pins or need up to 32 KB
flash memory either for program or for data or mixed.
To program the flash block, a commercial programmer
is capable to do it.
Ordering Information
yyww
SM2958ihhk
yy: year, ww:week
v: version identifier { , A, B, ...}
i: process identifier {C}
hh: working clock in MHz {16, 25, 40}
k: package type postfix {as below table}
Postfix
P
J
Q
Package
40L PDIP
44L PLCC
44L QFP
Pin/Pad
Configuration
page 2
page 2
page 2
Dimension
page 11
page 12
page 13
SM2958
8 - Bit Micro-controller
with 32KB flash embedded
Features
Working voltage:4.5V through 5.5V
General 8052 family compatible
12 clocks per machine cycle
32 KB internal flash memory
256 bytes data RAM
Three16 bit timers/counters
Four 8-bit I/O ports
Full duplex serial channel
Bit operation instruction
Page free jumps
8-bit unsigned division
8-bit unsigned multiply
BCD arithmetic
Direct addressing
Indirect addressing
Nested interrupt
Two priority level interrupt
A serial I/O port
Power save modes:
Idle mode and power down mode
Code protection function
Specifications subject to change without notice,contact your sales representatives for the most recent information.
1/16
Taiwan
4F, No. 1 Creation Road 1,
Science-based Industrial Park,
Hsinchu, Taiwan 30077
TEL: [phone]
886-3-579-2988
FAX: [phone]
886-3-578-0493
Ver 1.0 PID 2958 08/00