MSM63P238-XXXGS-BK View Datasheet(PDF) - Oki Electric Industry

Part Name

Description

Manufacturer

MSM63P238-XXXGS-BK

4-Bit Microcontroller with Built-in 16K Word PROM, POCSAG Decoder, and Melody Circuit

Oki Electric Industry 

¡ Semiconductor

MSM63P238

• Timers and counter

8-bit timer ¥ 4

Selectable as auto-reload mode/capture mode/clock frequency measurement mode

Watchdog timer ¥ 1

15-bit time base counter ¥ 1

1, 2, 4, 8, 16, 32, 64, and 128 Hz signals can be read

• Serial port

Mode

UART communication speed

Clock frequency in synchronous mode

Data length

: UART mode, synchronous mode

: 1200 bps, 2400 bps, 4800 bps, 9600 bps

: 32.768 kHz (internal clock mode), external

clock frequency

: 5 to 8 bits

• Interrupt sources

External interrupt

Internal interrupt

:3

: 15 (watchdog timer interrupt is a nonmask-

able interrupt)

• Operating voltage*

When backup used

When backup not used

: VDD = 1.45 to 2.7 V

: VDD = 2.7 to 5.5 V

• Package*:

80-pin plastic QFP (QFP80-P-1420-0.80-BK) : (Product name: MSM63P238-xxxGS-BK)

xxx indicates a code number.

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