42
3851 Group
(Built-in 16 KB ROM)
MITSUBISHI MICROCOMPUTERS
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
VCC
VSS
VREF
AVSS
VIA
VIH
VIH
VIH
VIH
VIH
VIH
VIL
VIL
VIL
VIL
VIL
ELECTRICAL CHARACTERISTICS
Table 11 Absolute maximum ratings
Power source voltage
Input voltage P00–P07, P10–P17, P20, P21,
P24–P27, P30–P34, P40–P44,
VREF
Input voltage P22, P23
Input voltage RESET, XIN
Input voltage CNVSS
Output voltage P00–P07, P10–P17, P20, P21,
P24–P27, P30–P34, P40–P44,
XOUT
Output voltage P22, P23
Power dissipation
Operating temperature
Storage temperature
VCC
VI
VI
VI
VI
VO
VO
Pd
Topr
Tstg
Symbol Parameter Conditions Ratings
–0.3 to 7.0
–0.3 to VCC +0.3
–0.3 to 5.8
–0.3 to VCC +0.3
–0.3 to 13
–0.3 to VCC +0.3
–0.3 to 5.8
1000 (Note)
–20 to 85
–40 to 125
V
V
V
V
V
V
V
mW
°C
°C
Unit
Ta = 25 °C
All voltages are based on VSS.
Output transistors are cut off.
5.5
5.5
VCC
VCC
VCC
5.8
VCC
5.8
VCC
VCC
0.2VCC
0.3VCC
0.6
0.2VCC
0.16VCC
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 AN0–AN4
“H” input voltage P00–P07, P10–P17, P20–P27, P30–P34, P40–P44
“H” input voltage (when I
2
C-BUS input level is selected)
SDA1, SCL1
“H” input voltage (when I
2
C-BUS input level is selected)
SDA2, SCL2
“H” input voltage (when SMBUS input level is selected)
SDA1, SCL1
“H” input voltage (when SMBUS input level is selected)
SDA2, SCL2
“H” input voltage RESET, XIN, CNVSS
“L” input voltage P00–P07, P10–P17, P20–P27, P30–P34, P40–P44
“L” input voltage (when I
2
C-BUS input level is selected)
SDA1, SDA2, SCL1, SCL2
“L” input voltage (when SMBUS input level is selected)
SDA1, SDA2, SCL1, SCL2
“L” input voltage RESET, CNVSS
“L” input voltage XIN
Symbol Parameter
Limits
Min.
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
Unit
Table 12 Recommended operating conditions (1)
(VCC = 2.7 to 5.5 V, Ta = –20 to 85 °C, unless otherwise noted)
4.0
2.7
2.0
AVSS
0.8VCC
0.7VCC
0.7VCC
1.4
1.4
0.8VCC
0
0
0
0
0
5.0
5.0
0
0
Typ. Max.
–80
–80
80
80
80
–40
–40
40
40
40
“H” total peak output current P00–P07, P10–P17, P30–P34 (Note)
“H” total peak output current P20, P21, P24–P27, P40–P44 (Note)
“L” total peak output current P00–P07, P10–P12, P30–P34 (Note)
“L” total peak output current P13–P17 (Note)
“L” total peak output current P20–P27,P40–P44
(Note)
“H” total average output current P00–P07, P10–P17, P30–P34 (Note)
“H” total average output current P20, P21, P24–P27, P40–P44 (Note)
“L” total average output current P00–P07, P10–P12, P30–P34 (Note)
“L” total average output current P13–P17 (Note)
“L” total average output current P20–P27,P40–P44
(Note)
ΣIOH(peak)
ΣIOH(peak)
ΣIOL(peak)
ΣIOL(peak)
ΣIOL(peak)
ΣIOH(avg)
ΣIOH(avg)
ΣIOL(avg)
ΣIOL(avg)
ΣIOL(avg)
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.
Note : The rating becomes 300 mW at the 42P2R-A/E package.
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