EM78P447S
OTP ROM
Vth (Input thershold voltage) of I/O pins
1.8
1.6
1.4
1.2
1
Max (0 ℃ to 70 ℃)
Typ 25 ℃
Min (0 ℃ to 70 ℃)
0.8
0.6
0.4
0.2
0
2.5
3
3.5
4
4.5
5
5.5
VDD(Volt)
Fig. 17 Vth(Threshold Voltage)of P60~P67, P70~P77 VS. VDD
Voh/Ioh (VDD=3V)
Voh/Ioh (VDD=5V)
0
-2
-4
-6
-8
0
-5
-10
Min 70 ℃
-15
-20
-25
Min 70 ℃
Typ 25 ℃
Typ 25 ℃
Max 0 ℃
Max 0 ℃
0
0.5
1
1.5
2
2.5
3
0
1
2
3
4
5
Voh(Volt)
Voh(Volt)
Fig.18 Port5, Port6, and Port7 Voh vs. Ioh,
Fig.19 Port5, Port6, and Port7 Voh vs. Ioh,
VDD=5V
VDD=3V
This specification is subject to change without prior notice.
38
06.25.2003 (V1.1)