ML63187-XXXGA 查看數據表（PDF） - Oki Electric Industry

零件编号

产品描述 (功能)

生产厂家

ML63187-XXXGA

ML63187-xxx

Oki Electric Industry 

¡ Semiconductor

ML63187/63189B

• Power supply backup

Backup circuit (voltage multiplier) enables operation at 0.9 V minimum

• Timers and counter

8-bit timer ¥ 4

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

Watchdog timer ¥ 1

100 Hz timer ¥ 1

Measurable in steps of 1/100 sec.

15-bit time base counter ¥ 1

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

• Shift register

Shift clock

Data length

: 1 ¥ or 1/2 ¥ system clock, timer 1 overflow,

external clock

: 8 bits

• Interrupt sources

ML63187

External interrupt

Internal interrupt

ML63189B

External interrupt

Internal interrupt

:2

: 12 (watchdog timer interrupt is a nonmask-

able interrupt)

:3

: 12 (watchdog timer interrupt is a nonmask-

able interrupt)

• Operating temperature

–20 to +70°C

• Operating voltage

When backup used

When backup not used

: 0.9 to 2.7 V

(Operating frequency: 30 to 80 kHz)

1.2 to 2.7 V

(Operating frequency: 300 to 500 kHz)

1.5 to 2.7 V

(Operating frequency: 200 kHz to 1 MHz)

: 1.8 to 5.5 V

(Operating frequency: 200 kHz to 2 MHz)

• Package:

128-pin plastic QFP (QFP128-P-1420-0.50-K) : (Product name: ML63187-xxxGA,

ML63189B-xxxGA)

Chip

: ML63187-xxx, ML63189B-xxx

xxx indicates a code number.

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