參數(shù)資料
型號(hào): μPD78P083A)
廠商: NEC Corp.
英文描述: 8 Bit Single Chip Microcontrollers(8位單片微控制器)
中文描述: 8位單片機(jī)微控制器(8位單片微控制器)
文件頁數(shù): 5/44頁
文件大?。?/td> 301K
代理商: ΜPD78P083A)
5
m
PD78P083(A)
Note
Internal PROM and high-speed RAM capacities can be changed by setting the memory size switching register
(IMS).
Item
Function
Internal memory
PROM: 24 Kbytes
Note
RAM
High-speed RAM: 512 bytes
Note
Memory space
64 Kbytes
General register
8 bits x 32 registers (8 bits x 8 registers x 4 banks)
Instruction cycles
Instruction execution time variable function is integrated.
0.4 μs/0.8 μs/1.6 μs/3.2 μs/6.4 μs/12.8 μs (@5.0-MHz operation with main system
clock)
Instruction set
16-bit operation
Multiply/divide (8 bits x 8 bits, 16 bits
T
8 bits)
Bit manipulation (set, reset, test, Boolean operation)
BCD adjust, etc.
I/O ports
Total
CMOS input
CMOS input/output
: 33
: 1
: 32
A/D converter
8-bit resolution x 8 channels
Serial interface
3-wired serial I/O/UART mode selectable: 1 channel
Timer
8-bit timer/event counter: 2 channels
Watchdog timer: 1 channel
Timer output
2 pins (8-bit PWM output enable)
Clock output
19.5 kHz, 39.1 kHz, 78.1 kHz, 156 kHz, 313 kHz, 625 kHz, 1.25 MHz, 2.5 MHz,
and 5.0 MHz (@ 5.0-MHz operation with main system clock)
Buzzer output
1.2 kHz, 2.4 kHz, 4.9 kHz, and 9.8 kHz
(@ 5.0-MHz operation with main system clock)
Vectored-interrupt
source
Maskable
Internal
:
8
external
:
3
Non-maskable
Internal
:
1
Software
Internal
:
1
Power supply voltage
V
DD
= 1.8 to 5.5 V
Operating ambient temperature
T
A
= –40 to +85°C
Packages
42-pin plastic shrink DIP (600 mil)
44-pin plastic QFP (10
10 mm)
FUNCTION DESCRIPTION
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