參數(shù)資料
型號(hào)： M3851
廠商： Mitsubishi Electric Corporation
英文描述： Single Chip 8 Bits Microcomputer(8位單片機(jī))
中文描述： 單芯片8位單片機(jī)（8位單片機(jī)）
文件頁數(shù)： 1/61頁
文件大?。?/td> 904K
代理商： M3851
DESCRIPTION
The 3851 group is the 8-bit microcomputer based on the 740 fam-
ily core technology.
The 3851 group is designed for the household products and office
automation equipment and includes serial I/O functions, 8-bit
timer, A-D converter, and I
2
C-bus interface.
FEATURES
G
Basic machine-language instructions ...................................... 71
G
Minimum instruction execution time .................................. 0.5
μ
s
(at 8 MHz oscillation frequency)
G
Memory size
ROM .............................................................................16 Kbytes
RAM.............................................................................. 512 bytes
G
Programmable input/output ports ............................................ 34
G
Interrupts ................................................. 16 sources, 16 vectors
G
Timers .............................................................................8-bit
4
G
Serial I/O....................... 8-bit
1(UART or Clock-synchronized)
G
Multi-master I
2
C-bus interface (option) ....................... 1 channel
G
PWM ............................................................................... 8-bit
1
G
A-D converter ............................................... 10-bit
5 channels
G
Watchdog timer ............................................................ 16-bit
1
G
Clock generating circuit ..................................... Built-in 2 circuits
(connect to external ceramic resonator or quartz-crystal oscillator)
3851 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
PIN CONFIGURATION (TOP VIEW)
Fig. 1 M38513M4-XXXFP/SP pin configuration
G
Power source voltage
In high-speed mode .................................................. 4.0 to 5.5 V
(at 8 MHz oscillation frequency)
In high-speed mode .................................................. 2.7 to 5.5 V
(at 4 MHz oscillation frequency)
In middle-speed mode............................................... 2.7 to 5.5 V
(at 8 MHz oscillation frequency)
In low-speed mode .................................................... 2.7 to 5.5 V
(at 32 kHz oscillation frequency)
G
Power dissipation
In high-speed mode ..........................................................34 mW
(at 8 MHz oscillation frequency, at 5 V power source voltage)
In low-speed mode ............................................................ 60
μ
W
(at 32 kHz oscillation frequency, at 3 V power source voltage)
G
Operating temperature range....................................–20 to 85°C
APPLICATION
Office automation equipment, FA equipment, Household products,
Consumer electronics, etc.
P4
0
/CNTR
1
P2
7
/CNTR
0
/S
RDY
P2
6
/S
CLK
P2
5
/SCL
2
/TxD
P2
4
/SDA
2
/RxD
P2
3
/SCL
1
P2
2
/SDA
1
P4
1
/INT
0
P4
2
/INT
1
P4
3
/INT
2
AV
SS
P4
4
/INT
3
/PWM
V
REF
V
CC
P3
1
/AN
1
P3
2
/AN
2
P3
3
/AN
3
P3
4
/AN
4
P0
0
P0
1
P0
2
P0
3
P0
4
P0
5
P0
6
P0
7
P1
0
P1
1
P1
2
P1
3
/(LED
0
)
P1
4
/(LED
1
)
P1
5
/(LED
2
)
P1
6
/(LED
3
)
P1
7
/(LED
4
)
P3
0
/AN
0
40
39
41
42
22
23
24
25
26
27
28
29
30
31
32
34
33
35
36
37
38
3
4
2
1
21
20
19
18
17
16
15
14
13
12
11
9
8
7
6
5
10
M
M
CNV
SS
P2
1
/X
CIN
P2
0
/X
COUT
RESET
X
IN
X
OUT
V
SS
Package type : FP ........................... 42P2R-A (42-pin plastic-molded SSOP)
Package type : SP ........................... 42P4B (42-pin shrink plastic-molded DIP)
相關(guān)PDF資料
PDF描述
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M3850 Single Chip 8 Bits Microcomputer(8位單片機(jī))
M388504E6FP SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
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