HTG13J0 Datasheet, PDF (1/30 Pages) Holtek Semiconductor Inc – 4-Bit Microcontroller

HTG13J0
4-Bit Microcontroller
Features
· Operating voltage: 2.4V~3.3V
· Eight input lines
· Three output lines
· Five working registers
· RC oscillator for system clock
· 8K´8 program ROM
· 160´4 data RAM
· 40´8 segment LCD driver, 1/5 bias, 1/8 duty
· 8-bit programmable timer with built-in fre-
quency source
· Internal timer overflow interrupt
· 16 kinds of programmable sound effect
· One-level subroutine nesting
· Halt function and wake up feature reduce
power consumption
· Halt instruction
· 8-bit table read instruction
· Up to 4.0msec instruction cycle
(1.0MHz system clock), at V_DD=3V
· 96 powerful instructions
General Description
The HTG13J0 is a processor from Holtek s
4-bit stand alone single chip microcontroller
specially designed for LCD product applica-
tions. It is especially suited for applications re-
quiring low power consumption system with
many LCD segments, such as calculator, scale,
subsystem controller, hand-held LCD products
and electronic appliances.
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May 19, 1999