MSM63188A 查看數據表（PDF） - Oki Electric Industry

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产品描述 (功能)

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MSM63188A

4-Bit Microcontroller with Built-in 1024-Dot Matrix LCD Drivers and Melody Circuit, Operating at 0.9 V (Min.)

Oki Electric Industry 

¡ Semiconductor

MSM63188A

• Timers and counter

8-bit timer ¥ 4

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

Watchdog timer ¥ 1

Overflows in 2 sec.

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

• 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

:4

: 13 (watchdog timer interrupt is a nonmask-

able interrupt)

• Operating voltage

When backup used

When backup not used

: 0.9 to 2.7 V

(Low-speed clock operating)

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: 300 to 500 kHz)

2.2 to 5.5 V

(Operating frequency: 300 kHz to 1 MHz)

2.7 to 5.5 V

(Operating frequency: 200 kHz to 2 MHz)

• Package:

176-pin plastic LQFP (LQFP176-P-2424-0.50-BK) : (Product name: MSM63188A-xxxGS-BK)

Chip

: (Product name: MSM63188A-xxx)

xxx indicates a code number.

Differences Between the MSM63188 and the MSM63188A

The MSM63188A has the following improved characteristics.

• Supply currents (IDD1, IDD2, IDD3) in DC characteristics

• The VDDL voltage during a halt of high-speed clock oscillation

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