EM78156E
8-Bit Microcontroller with MASK ROM
6.3 Device Characteristic
The graphs provided in the following pages were derived based on a limited number of
samples and are shown here for reference only. The device characteristic illustrated
herein are not guaranteed for it accuracy. In some graphs, the data maybe out of the
specified warranted operating range.
Vih/Vil(Inputpinswithschmittinverter)
2.5
2
Vih max (0℃to 70℃)
Vih typ 25℃
Vih min (0℃to 70℃)
1.5
1
0.5
0
Vil max (0℃to 70℃)
Vil typ 25℃
Vil min (0℃to 70℃)
2.5
3
3.5
4
4.5
5
5.5
Vdd(Volt)
Fig. 17 Vih, Vil of Port6 vs. VDD
Vth(Inputthersholdvoltage)ofI/O pins
1.8
1.6
1.4
1.2
1
Typ 25℃
Max(0℃to 70℃)
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. 18 Vth (Threshold voltage) of Port5 vs. VDD
Product Specification (V1.3) 07.29.2004
• 33
(This specification is subject to change without further notice)
ELAN [ ELAN MICROELECTRONICS CORP ]
