msm63188a Oki Semiconductor, msm63188a Datasheet - Page 3

• Manufacturer Part Number: msm63188a
• Description: 4-bit Microcontroller With Built-in 1024-dot Matrix Lcd Drivers And Melody Circuit Msm63188a4-bit Microcontroller With Built-in 1024-dot Matrix Lcd Drivers And Melody Circuit, Operating At 0.9 V Min.
• Manufacturer: Oki Semiconductor

¡ Semiconductor
• Timers and counter
• Serial port
• Interrupt sources
• Operating voltage
• Package:
Differences Between the MSM63188 and the MSM63188A
The MSM63188A has the following improved characteristics.
• Supply currents (I
• The V
8-bit timer ¥ 4
Watchdog timer ¥ 1
100 Hz timer ¥ 1
15-bit time base counter ¥ 1
Mode
UART communication speed
Clock frequency in synchronous mode
Data length
External interrupt
Internal interrupt
When backup used
When backup not used
176-pin plastic LQFP (LQFP176-P-2424-0.50-BK) : (Product name: MSM63188A-xxxGS-BK)
Chip
Selectable as auto-reload mode/capture mode/clock frequency measurement mode
Overflows in 2 sec.
Measurable in steps of 1/100 sec.
1, 2, 4, 8, 16, 32, 64, and 128 Hz signals can be read
DDL
voltage during a halt of high-speed clock oscillation
DD1
, I
DD2
, I
DD3
) in DC characteristics
: UART mode, synchronous mode
: 1200 bps, 2400 bps, 4800 bps, 9600 bps
: 32.768 kHz (internal clock mode), external
: 5 to 8 bits
: 4
: 13 (watchdog timer interrupt is a nonmask-
: 0.9 to 2.7 V
: 1.8 to 5.5 V
: (Product name: MSM63188A-xxx)
clock frequency
able interrupt)
1.2 to 2.7 V
1.5 to 2.7 V
2.2 to 5.5 V
2.7 to 5.5 V
xxx indicates a code number.
(Low-speed clock operating)
(Operating frequency: 300 to 500 kHz)
(Operating frequency: 200 kHz to 1 MHz)
(Operating frequency: 300 to 500 kHz)
(Operating frequency: 300 kHz to 1 MHz)
(Operating frequency: 200 kHz to 2 MHz)
MSM63188A
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