ML63189B データシートの表示（PDF） - Oki Electric Industry

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ML63189B

4-Bit Microcontroller with Built-in1024-Dot Matrix LCD Drivers and Melody Circuit, Operating at 0.9 V (Min.)

Oki Electric Industry 

1Semiconductor

FEDL63187B-06

ML63187B/63189B

• 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

ML63187B

External interrupt

Internal interrupt

ML63189B

External interrupt

Internal interrupt

:2

: 12 (watchdog timer interrupt is a nonmaskable interrupt)

:3

: 12 (watchdog timer interrupt is a nonmaskable 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:

Chip (ML63187B: 111 pads , ML63189B: 123 pads): (Product name: ML63187B-xxxWA,

ML63189B-xxxWA)

128-pin plastic QFP (QFP128-P-1420-0.50-K) : (Product name: ML63187B-xxxGA,

ML63189B-xxxGA)

xxx indicates a code number.

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