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參數(shù)資料
| 型號： | μPD78F0034Y |
| 廠商： | NEC Corp. |
| 元件分類： | 8位微控制器 |
| 英文描述： | 8-bit Microcontroller with 2/4/8K Bytes In-System Programmable Flash |
| 中文描述： | 8位微控制器與2/4/8K字節(jié)在系統(tǒng)可編程閃存 |
| 文件頁數(shù)： | 4/52頁 |
| 文件大?。?/td> | 309K |
| 代理商： | ΜPD78F0034Y |
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m
PD78F0034Y
4
Preliminary Data Sheet
OVERVIEW OF FUNCTION
Item
Function
Internal
memory
Flash memory
32 Kbytes
Note
High-speed RAM
1024 bytes
Note
Memory space
64 Kbytes
General-purpose registers
8 bits
￥
32 registers (8 bits
￥
8 registers
￥
4 banks)
Minimum instruction execution time
On-chip minimum instruction execution time cycle modification function
When main system
clock selected
0.24
m
s/0.48
m
s/0.95
m
s/1.91
m
s/3.81
m
s (at 8.38-MHz operation)
When subsystem
clock selected
122
m
s (at 32.768-kHz operation)
Instruction set
16-bit operate multiply/divide (8 bits
￥
8 bits, 16 bits ÷ 8 bits)
Bit manipulate (set, reset, test, Boolean operation)
BCD adjust, etc.
I/O ports
Total
: 51
CMOS input
CMOS I/O
N-ch open-drain I/O (5-V withstand voltage) :
:
: 39
8
4
A/D converter
10-bit resolution
￥
8 channels
Serial interface
3-wire serial I/O mode
UART mode
I
2
C bus mode (multimaster supported) : 1 channel
: 1 channel
: 1 channel
Timer
16-bit timer/event counter : 1 channel
8-bit timer/event counter
Watch timer
Watchdog timer
: 2 channels
: 1 channel
: 1 channel
Timer output
3 (8-bit PWM output capable: 2)
Clock output
131 kHz, 262 kHz, 524 kHz, 1.05 MHz, 2.10 MHz, 4.19 MHz, 8.38 MHz (at 8.38-MHz
operation with main system clock)
32.768 kHz (at 32.768-kHz operation with subsystem clock)
Buzzer output
1.02 kHz, 2.05 kHz, 4.10 kHz, 8.19 kHz (at 8.38-MHz operation with main system clock)
Vectored interrupt
source
Maskable
Internal : 13, External : 5
Non-maskable
Internal : 1
Software
1
Test input
Internal : 1, External : 1
Power supply voltage
V
DD
= 2.7 to 5.5 V
Operating ambient temperature
T
A
= –40 to +85°C
Package
64-pin plastic shrink DIP (750 mils)
64-pin plastic QFP (14
￥
14 mm)
64-pin plastic LQFP (12
￥
12 mm)
Note
The capacities of the flash memory and the internal high-speed RAM can be changed with the memory
size switching register (IMS).
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