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MSM64P155 Datasheet 4-bit Microcontroller With Built-in Rc Oscillation Type A/d Converter And Lcd Driver

Manufacturer: OKI Electric

Overview: E2E0050-18-95 ¡ Semiconductor ¡ Semiconductor MSM64P155/64P155L GENERAL.

General Description

el im This version: Sep.

1998 MSM64P155/64P155L ina Pr ry 4-Bit Microcontroller with Built-in LCD Driver and Melody Circuit The MSM64P155 (1.5 V)/64P155L (3.0 V) is a one-time-programmable ROM version product, which has one-time PROM (OTP) as internal program memory.

On the other hand, the MSM64155 is a mask ROM-version product, which has mask ROM as internal program memory.

Key Features

  • Operating range Operating voltage (mask option) : 1.5 V/3.0 V Operating frequency : 32.768 kHz crystal oscillation Approx. 32 kHz RC oscillation.
  • Minimum instruction execution time : 91 ms.
  • General memory space : 4064 bytes (PROM).
  • Local memory space : 256 nibbles.
  • LCD driver : 64 Common driver.
  • 4 Segment driver.
  • 60 1/4 duty, 1/3 bias; 240 segments (60.
  • 4) 1/3 duty, 1/3 bias; 180 segments (60.
  • 3).
  • I/O port Input-output po.

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