December 1998
Specifications subject to change without notice,contact your sales representatives for the most recent information.
1/15
Ver1.0
PID 2964 08/00
SyncMOS Technologies Inc.
SM2964
Product List
SM2964C16, 16 MHz 64KB internal flash MCU
SM2964C25, 25 MHz 64KB internal flash MCU
SM2964C40, 40 MHz 64KB internal flash MCU
Description
The SM2964 series product is an 8 - bit single
chip micro controller with 64KB 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 64 K byte 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
SM2964ihhk
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}
Features
Working voltage:4.5V through 5.5V
General 8051 family compatible
12 clocks per machine cycle
64K byte internal flash memory
256 byte data RAM
Three 16 bit Timers/Counters
Four 8-bit I/O ports
Full duplex serial channel
Bit operation instructions
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
with 64KB flash embedded
Postfix
Package
Pin/Pad
Configuration Dimension
Logo Size at
Top Marking
P
40L PDIP
page 2
page 11
5.0 x 4.2 mm
J
44L PLCC
page 2
page 12
4.5 x 3.8 mm
Q
44L PQFP
page 2
-
2.8 x 2.4 mm
U
44L LQFP
page 2
-
2.8 x 2.4 mm
8 - Bit Micro-controller
Taiwan
4F, No.1 Creation Road 1,
Science-Based Industrial Park,
Hsinchu, Taiwan 30077
TEL: 886-3-578-3344
FAX: 886-3-579-2960
886-3-578-0493
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