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參數(shù)資料
| 型號： | M3851 |
| 廠商： | Mitsubishi Electric Corporation |
| 英文描述： | Single Chip 8 Bits Microcomputer(8位單片機) |
| 中文描述： | 單芯片8位單片機（8位單片機） |
| 文件頁數(shù)： | 42/61頁 |
| 文件大小： | 904K |
| 代理商： | M3851 |
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42
3851 Group
MITSUBISHI MICROCOMPUTERS
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
V
CC
V
SS
V
REF
AV
SS
V
IA
V
IH
V
IH
V
IH
V
IH
V
IH
V
IH
V
IL
V
IL
V
IL
V
IL
V
IL
Σ
I
OH(peak)
Σ
I
OH(peak)
Σ
I
OL(peak)
Σ
I
OL(peak)
Σ
I
OL(peak)
Σ
I
OH(avg)
Σ
I
OH(avg)
Σ
I
OL(avg)
Σ
I
OL(avg)
Σ
I
OL(avg)
ELECTRICAL CHARACTERISTICS
Table 11 Absolute maximum ratings
Power source voltage
Input voltage
P0
0
–P0
7
, P1
0
–P1
7
, P2
0
, P2
1,
P2
4
–P2
7
, P3
0
–P3
4
, P4
0
–P4
4
,
V
REF
P2
2
, P2
3
RESET, X
IN
CNV
SS
Input voltage
Input voltage
Input voltage
Output voltage P0
0
–P0
7
, P1
0
–P1
7
, P2
0
, P2
1,
P2
4
–P2
7
, P3
0
–P3
4
, P4
0
–P4
4
,
X
OUT
Output voltage P2
2
, P2
3
Power dissipation
Operating temperature
Storage temperature
V
CC
V
I
V
I
V
I
V
I
V
O
V
O
P
d
T
opr
T
stg
Symbol
Parameter
Conditions
Ratings
–0.3 to 7.0
–0.3 to V
CC
+0.3
–0.3 to 5.8
–0.3 to V
CC
+0.3
–0.3 to 13
–0.3 to V
CC
+0.3
–0.3 to 5.8
300
–20 to 85
–40 to 125
V
V
V
V
V
V
V
mW
°C
°C
Unit
T
a
= 25 °C
All voltages are based on V
SS
.
Output transistors are cut off.
5.5
5.5
V
CC
V
CC
V
CC
5.8
V
CC
5.8
V
CC
V
CC
0.2V
CC
0.3V
CC
0.6
0.2V
CC
0.16V
CC
–80
–80
80
80
80
–40
–40
40
40
40
Power source voltage (At 8 MHz)
Power source voltage (At 4 MHz)
Power source voltage
A-D convert reference voltage
Analog power source voltage
Analog input voltage
“H” input voltage
“H” input voltage (when I
2
C-BUS input level is selected)
AN
0
–AN
4
P0
0
–P0
7
, P1
0
–P1
7
, P2
0
–P2
7
, P3
0
–P3
4
, P4
0
–P4
4
S
DA1
, S
CL1
“H” input voltage (when I
2
C-BUS input level is selected)
S
DA2
, S
CL2
“H” input voltage (when SMBUS input level is selected)
S
DA1
, S
CL1
“H” input voltage (when SMBUS input level is selected)
S
DA2
, S
CL2
RESET, X
IN
, CNV
SS
P0
0
–P0
7
, P1
0
–P1
7
, P2
0
–P2
7
, P3
0
–P3
4
, P4
0
–P4
4
“H” input voltage
“L” input voltage
“L” input voltage (when I
2
C-BUS input level is selected)
S
DA1
, S
DA2
, S
CL1
, S
CL2
“L” input voltage (when SMBUS input level is selected)
S
DA1
, S
DA2
, S
CL1
, S
CL2
RESET, CNV
SS
X
IN
P0
0
–P0
7
, P1
0
–P1
7
, P3
0
–P3
4
(Note)
P2
0
, P2
1
, P2
4
–P2
7
, P4
0
–P4
4
(Note)
P0
0
–P0
7
, P1
0
–P1
2
, P3
0
–P3
4
(Note)
P1
3
–P1
7
(Note)
P2
0
–P2
7
,P4
0
–P4
4
(Note)
“L” input voltage
“L” input voltage
“H” total peak output current
“H” total peak output current
“L” total peak output current
“L” total peak output current
“L” total peak output current
“H” total average output current P0
0
–P0
7
, P1
0
–P1
7
, P3
0
–P3
4
(Note)
“H” total average output current P2
0
, P2
1
, P2
4
–P2
7
, P4
0
–P4
4
(Note)
“L” total average output current P0
0
–P0
7
, P1
0
–P1
2
, P3
0
–P3
4
(Note)
“L” total average output current P1
3
–P1
7
(Note)
“L” total average output current P2
0
–P2
7
,P4
0
–P4
4
(Note)
Symbol
Parameter
Limits
Typ.
Min.
4.0
2.7
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
Unit
Table 12 Recommended operating conditions (1)
(V
CC
= 2.7 to 5.5 V, T
a
= –20 to 85 °C, unless otherwise noted)
2.0
AV
SS
0.8V
CC
0.7V
CC
0.7V
CC
1.4
1.4
0.8V
CC
0
0
0
0
0
5.0
5.0
0
0
Max.
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
Note :
The total output current is the sum of all the currents flowing through all the applicable ports. The total average current is an average value measured
over 100 ms. The total peak current is the peak value of all the currents.
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