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D75316

4-bit single-chip microcomputer incorporating LCD controller/driver

NEC => Renesas Technology 

µPD75312(A), 75316(A)

FUNCTIONAL OUTLINE (2/2)

Item

8-bit Serial Interface

Bit Sequential

Buffer

Clock Output

Function

Vector Interrupt

Test Input

System Clock

Oscillator Circuit

Standby

Package

Function

• Three modes:

• 3-line serial I/O mode

• 2-line serial I/O mode

• SBI mode

• LSB/MSB first selectable

Special bit manipulation memory: 16 bits

• Ideal for remote controller

Timer/event counter output (PTO0): Output of square wave at specified frequency

Clock output (PCL): Φ, 524, 262, 65.5 kHz (operating at 4.19 MHz)

Buzzer output (BUZ): 2 kHz (operating at 4.19 MHz or 32.768 kHz)

• External: 3

• Internal: 3

• External: 1

• Internal: 1

• Ceramic/crystal oscillator circuit for main system clock oscillation: 4.194304 MHz

• Crystal oscillator circuit for subsystem clock oscillation: 32.768 kHz

STOP/HALT mode

80-pin plastic QFP (14 × 20 mm)

4

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