參數(shù)資料
型號: UPD75008
廠商: NEC Corp.
英文描述: 4-BIT SINGLE-CHIP MICROCOMPUTER
中文描述: 4位單片機(jī)
文件頁數(shù): 3/66頁
文件大?。?/td> 542K
代理商: UPD75008
μ
PD75004, 75006, 75008
3
FUNCTIONAL OUTLINE
Item
Function
Instruction
Execution Time
0.95, 1.91, and 15.3
μ
s, (Main system clock: operating at 4.19 MHz)
122
μ
s (Subsystem clock: operating at 32.768 kHz)
4096
×
8-bit (
μ
PD75004)
6016
×
8-bit (
μ
PD75006)
8064
×
8-bit (
μ
PD75008)
512
×
4-bit
4-bit manipulation: 8
8-bit manipulation: 4
8
CMOS Input pins
ROM
RAM
General-Purpose
Registers
Internal pull-up resistor
specification by software
is possible. : 25
18
CMOS input/output pins
Can directly drive LED: 4
N-ch open-drain
input/output
Can directly drive LED: 8
34
8
Withstand voltage: 10V
Internal pull-up resistor
specification by mask option
is possible.
Timer/event counter
Basic interval timer: Also serves as watchdog timer
Watch timer: Buzzer output possible
3-line serial I/O mode
2-line serial I/O mode
SBI mode
Timer
3 chs
Serial
Interface
Bit Sequential
Buffer
Clock Output Function
Φ,
f
x
/2
3
,
f
x
/2
4
,
f
x
/2
6
Vector Interrupt
16 bits
External: 3, Internal: 3
Test Input
System Clock
Oscillator
Standby Function
Operating
Temperature Range
External: 1, Internal: 1
Main system clock oscillation ceramic/crystal oscillator
Subsystem clock oscillation crysal ocillator
STOP/HALT mode
–40 to +85
°
C
Operating Supply
Voltage
Package
2.7 to 6.0 V
42-pin plastic shrink DIP (600 mil)
44-pin plastic QFP (
I
I
10 mm)
Internal
Memory
I/O Port
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