![](http://datasheet.mmic.net.cn/370000/UPD780031AY_datasheet_16743890/UPD780031AY_38.png)
38
μ
PD780031AY, 780032AY, 780033AY, 780034AY
Data Sheet U14045EJ1V0DS00
DC Characteristics (T
A
= –40 to +85
°
C, V
DD
= 1.8 to 5.5 V)
Parameter
Symbol
Test Conditions
MIN.
TYP.
MAX.
Unit
Output current,
high
I
OH
Per pin
–1
mA
All pins
–15
mA
Output current,
low
I
OL
Per pin for P00 to P03, P20 to P25, P34 to P36,
P40 to P47, P64 to P67, P70 to P75
10
mA
Per pin for P30 to P33, P50 to P57
15
mA
Total for P00 to P03, P40 to P47, P64 to P67, P70 to P75
20
mA
Total for P20 to P25
10
mA
Total for P30 to P36
70
mA
Total for P50 to P57
70
mA
Input voltage,
high
V
IH1
P10 to P17, P21, P24, P35,
P40 to P47, P50 to P57,
P64 to P67, P74, P75
V
DD
= 2.7 to 5.5 V
0.7V
DD
V
DD
V
0.8V
DD
V
DD
V
V
IH2
P00 to P03, P20, P22, P23, P25,
P34, P36, P70 to P73, RESET
V
DD
= 2.7 to 5.5 V
0.8V
DD
V
DD
V
0.85V
DD
V
DD
V
V
IH3
P30 to P33
(N-ch open-drain)
V
DD
= 2.7 to 5.5 V
0.7V
DD
5.5
V
0.8V
DD
5.5
V
V
IH4
X1, X2
V
DD
= 2.7 to 5.5 V
V
DD
–
0.5
V
DD
V
V
DD
–
0.2
V
DD
V
V
IH5
XT1, XT2
V
DD
= 4.0 to 5.5 V
0.8V
DD
V
DD
V
0.9V
DD
V
DD
V
Input voltage,
low
V
IL1
P10 to P17, P21, P24, P35,
P40 to P47, P50 to P57,
P64 to P67,
P74, P75
V
DD
= 2.7 to 5.5 V
0
0.3V
DD
V
0
0.2V
DD
V
V
IL2
P00 to P03, P20, P22, P23, P25,
P34, P36, P70 to P73, RESET
V
DD
= 2.7 to 5.5 V
0
0.2V
DD
V
0
0.15V
DD
V
V
IL3
P30 to P33
4.0 V
≤
V
DD
≤
5.5 V
0
0.3V
DD
V
2.7 V
≤
V
DD
< 4.0 V
0
0.2V
DD
V
1.8 V
≤
V
DD
< 2.7 V
0
0.1V
DD
V
V
IL4
X1, X2
V
DD
= 2.7 to 5.5 V
0
0.4
V
0
0.2
V
V
IL5
XT1, XT2
V
DD
= 4.0 to 5.5 V
0
0.2V
DD
V
0
0.1V
DD
V
Output voltage,
high
V
OH1
V
DD
= 4.0 to 5.5 V, I
OH
= –1 mA
V
DD
–
1.0
V
DD
V
I
OH
= –100
μ
A
V
DD
–
0.5
V
DD
V
Output voltage,
low
V
OL1
P30 to P33
V
DD
= 4.0 to 5.5 V,
I
OL
= 15 mA
2.0
V
P50 to P57
0.4
2.0
V
P00 to P03, P20 to P25, P34 to P36,
V
DD
= 4.0 to 5.5 V,
P40 to P47, P64 to P67, P70 to P75
0.4
V
I
OL
= 1.6 mA
V
OL2
I
OL
= 400
μ
A
0.5
V
Remark
Unless otherwise specified, the characteristics of alternate-function pins are the same as those of port pins.