83C166 Siemens Semiconductor Group, 83C166 Datasheet - Page 34

• Manufacturer Part Number: 83C166
• Description: 16-Bit CMOS Single-Chip Microcontroller
• Manufacturer: Siemens Semiconductor Group

Testing Waveforms
Figure 9
Input Output Waveforms
Figure 10
Float Waveforms
Semiconductor Group
AC inputs during testing are driven at 2.4 V for a logic ‘1’ and 0.4 V for a logic ‘0’.
Timing measurements are made at
For timing purposes a port pin is no longer floating when a 100 mV change from load
voltage occurs, but begins to float when a 100 mV change from the loaded
(
I
OH
/
I
OL
= 20 mA).
V
IH
min for a logic ‘1’ and
33
V
IL
max for a logic ‘0’.
SAB 80C166/83C166
V
OH
/
V
OL
level occurs