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MCU
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TE
CH
T81L0003A
Reduced I/O 8-bit MCU
FEATURES
Compatible with MCS-51 Products
128 x8 bit RAM
Embedded 8k X 8 bit data OTP ROM
13 bi-direction I/O Lines.
System clock: Typ. 12MHz @ 2.5 ~ 5.5V.
2 External Interrupt Input
Programmable Serial UART Channel.
Watch Dog Timer
One 16-bit Timer/Counter (T0) & Two 16-bit Timer (T1, T2)
On-chip selectable crystal driving PAD or RC oscillator.
Low Power and wake-able power down mode
One Buzzer Driving Pad.P1.0 (driving capability up to 40mA).
SOP18/DIP18 Package.
Typical 3.3V Operating Voltage.
Description
The T81L0003A is a low voltage and low cost and reduced I/O 8-bit high performance 8051-like
MCU. The T81L0003A provides 13 bi-direction I/Os for end user programming with other device and
3 timers (but only one counter) for more applications and low cost.
Part Number Example
Part No.
T81L0003A-AK
T81L0003A-AD
T81L0003A-BK
T81L0003A-BD
Pkg.
DIP 18 pin
SOP 18 pin
DIP 18 pin
SOP 18 pin
Description
RC oscillation
RC oscillation
Crystal oscillation
Crystal oscillation
TM Technology, Inc. reserves the right
to change products or specifications without notice.
P. 1
Publication Date: SEP. 2004
Revision: C
TMT [ TAIWAN MEMORY TECHNOLOGY ]
