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HTG1390 Datasheet

  • HTG1390

  • 4-bit Microcontroller

  • 428.48KB

  • 27頁

  • HOLTEK

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Preliminary
Features
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HTG1390
4-bit Microcontroller
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Operating voltage: 1.2V~1.8V
7 input lines
3 output lines
Halt feature reduces power consumption
Up to 16
碌
s instruction cycle with 256kHz
system clock at V
DD
=1.5V
All instructions in 1 or 2 machine cycles
4K
脳
8 program ROM
Data memory RAM size 128
脳
4 bits
27
脳
3 segment LCD driver
8-bit table read instruction
5 working registers
Internal timer overflow interrupt
One level subroutine nesting
RC oscillator for system clock
8-bit timer with internal clock source
Sound effect circuit
General Description
The HTG1390 is the processor from Holtek鈥檚
4-bit stand alone single chip microcontroller
range specifically designed for LCD product ap-
plications. The device is ideally suited for mul-
tiple LCD low power applications among which
are calculators, scales, and hand held LCD
products.
1
17th Nov 鈥?8

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