Datasheet > UPD78P0914

UPD78P0914

更新时间： 2022-11-24 21:40:21

品牌	Logo	应用领域
日电电子 - NEC		计算机
页数	文件大小	规格书
72页	502K
描述
8-BIT SINGLE-CHIP MICROCOMPUTER

阅读下载

中文翻译

获取价格

数据手册

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UPD78P0914 数据手册

mPD78042F, 78043F, 78044F, 78045F

FUNCTIONAL OUTLINE

Product name

mPD78043F

mPD78042F

16K bytes

mPD78044F

mPD78045F

40K bytes

Item

Internal

memory

ROM

32K bytes

1024 bytes

24K bytes

512 bytes

64 bytes

48 bytes

Internal high-speed RAM

Buffer RAM

FIP display RAM

General registers

8 bits ¥ 32 registers (8 bits ¥ 8 registers ¥ 4 banks)

Instruction

cycle

Variable instruction execution time

For main system clock

For subsystem clock

0.4 ms/0.8 ms/1.6 ms/3.2 ms/6.4 ms (at 5.0 MHz)

122 ms (at 32.768 kHz)

Instruction set

• Multiplication/division (8 bits ¥ 8 bits, 16 bits ÷ 8 bits)

• Bit (set, reset, test, Boolean algebra)

I/O ports (including those

multiplexed with FIP pins)

Total

: 68 lines

2 lines

: 27 lines

5 lines

• CMOS input

• CMOS I/O

• N-ch open-drain

• P-ch open-drain I/O

• P-ch open-drain output

: 16 lines

: 18 lines

FIP controller/driver

Total

: 34 lines

• Segments

• Digits

: 9 to 24 lines

: 2 to 16 lines

A/D converter

Serial interface

• 8-bit resolution ¥ 8 channels

• Power supply voltage: AV^DD= 4.0 to 5.5 V

★

• 3-wire serial I/O/SBI/2-wire serial I/O selectable modes: 1 channel

•

3-wire serial I/O mode (with automatic transmission/

reception function of up to 64 bytes)

: 1 channel

Timer

• 16-bit timer/event counter

• 8-bit timer/event counter

• Watch timer

: 1 channel

: 2 channels

: 1 channel

• Watchdog timer

• 6 bit up/down counter

Timer output

Clock output

3 lines (one for 14-bit PWM output)

19.5 kHz, 39.1 kHz, 78.1 kHz, 156 kHz, 313 kHz, 625 kHz

(Main system clock: at 5.0 MHz)

32.768 kHz (Subsystem clock: at 32.768 kHz)

Buzzer output

1.2 kHz, 2.4 kHz, 4.9 kHz (Main system clock: at 5.0 MHz)

Vectored

interrupt

Maskable interrupt

Non-maskable interrupt

Software interrupt

Internal 10 lines, external 4 lines

Internal 1 line

1 line

Text input

Internal 1 line

Power supply voltage

Package

VDD = 2.7 to 5.5 V

★

80-pin plastic QFP (14 ¥ 20 mm)

1 2 345 6 7...72

中文翻译

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