SyncMOS Technologies Inc.
May 2001
SM8051/80952
8 - Bit Micro-controller
with 4/8KB
ROM
embedded
Product List
SM8051L25, 25 MHz 4KB internal ROM MCU
SM8052L25, 25 MHz 8KB internal ROM MCU
SM8051C25, 25 MHz 4KB internal ROM MCU
SM8052C25, 25 MHz 8KB internal ROM MCU
SM8051C40, 40 MHz 4KB internal ROM MCU
SM8052C40, 40 MHz 8KB internal ROM MCU
Features
Working voltage: 3.0V ~ 3.6V For L Version
4.5V ~ 5.5V For C Version
General 8051/8052 family compatible
12 clocks per machine cycle
4/8 KB internal ROM memory
128/256 bytes data RAM
2/3 16 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
One watch dog timer (WDT)
Low EMI (inhibit ALE)
Description
The SM8051/8052 series product is an 8 - bit single chip
micro controller with 4/8 KB ROM 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 4/8 KB ROM memory either for
program or for data or mixed.
Ordering Information
yywwv
SM8051/8052ihhk
yy: year, ww:month
v: version identifier { , A, B, ...}
i: process identifier {L=3.0V ~ 3.6V, C=4.5V ~ 5.5V}
hh: working clock in MHz {25, 40}
k: package type postfix {as below table}
Postfix
P
J
Q
Package
40L PDIP
44L PLCC
44L QFP/TQFP
Pin/Pad
Configuration
page 2
page 2
page 2
Dimension
page 13
page 14
page 15/16
Taiwan
4F, No. 1 Creation Road 1,
Science-based Industrial Park,
Hsinchu, Taiwan 30077
TEL: 886-3-579-2926
886-3-579-2988
FAX: 886-3-579-2960
886-3-578-0493
Specifications subject to change without notice,contact your sales representatives for the most recent information.
1/16
Ver 1.1
SM8051/8052 07/2005
SYNCMOS [ SYNCMOS TECHNOLOGIES,INC ]
