UPD750064CU datasheet(3/82 Pages) NEC

3 / 82 page

µPD750064, 750066, 750068, 750064(A), 750066(A), 750068(A)

Data Sheet U10165EJ2V0DS00

Functional Outline

Item

Function

Instruction execution time

• 0.95

µs, 1.91 µs, 3.81 µs, 15.3 µs (@ 4.19-MHz operation with main system clock)

• 0.67

µs, 1.33 µs, 2.67 µs, 10.7 µs (@ 6.0-MHz operation with main system clock)

• 122

µs (@ 32.768-kHz operation with subsystem clock)

On-chip memory

ROM

4096

× 8 bits (

µPD750064)

6144

× 8 bits (

µPD750066)

8192

× 8 bits (

µPD750068)

RAM

512

× 4 bits

General-purpose register

• 4-bit operation: 8

× 4 banks

• 8-bit operation: 4

× 4 banks

Input/

CMOS input

On-chip pull-up resistors can be specified by software: 7

output

Also used for analog input pins: 4

port

CMOS input/output

On-chip pull-up resistors can be specified by software: 12

Also used for analog input pins: 4

N-ch open-drain

13 V withstand voltage

input/output pins

On-chip pull-up resistors can be specified by mask option

Total

Timer

4 channels

• 8-bit timer/event counter: 2 channels (can be used as the 16-bit timer/event counter)

• Basic interval timer/watchdog timer: 1 channel

• Watch timer: 1 channel

Serial interface

• 3-wire serial I/O mode ··· MSB or LSB can be selected for transferring first bit

• 2-wire serial I/O mode

A/D converter

8-bit resolution

× 8 channels (1.8 V ≤ AVREF ≤ VDD)

Bit sequential buffer

16 bits

Clock output (PCL)

•

Φ, 1.05 MHz, 262 kHz, 65.5 kHz (@ 4.19-MHz operation with main system clock)

•

Φ, 1.5 MHz, 375 kHz, 93.8 kHz (@ 6.0-MHz operation with main system clock)

Buzzer output (BUZ)

• 2 kHz, 4 kHz, 32 kHz (@ 4.19-MHz operation with main system clock or

@ 32.768-kHz operation with subsystem clock)

• 2.93 kHz, 5.86 kHz, 46.9 kHz (@ 6.0-MHz operation with main system clock)

Vectored interrupt

External: 3, Internal: 4

Test input

External: 1, Internal: 1

System clock oscillator

• Ceramic or crystal oscillator for main system clock oscillation

• Crystal oscillator for subsystem clock oscillation

Standby function

STOP/HALT mode

Operating ambient temperature

TA = –40 to +85˚C

Power supply voltage

VDD = 1.8 to 5.5 V

Package

• 42-pin plastic shrink DIP (600 mil, 1.778-mm pitch)

• 42-pin plastic shrink SOP (375 mil, 0.8-mm pitch)

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