at83c5132 ATMEL Corporation, at83c5132 Datasheet - Page 33
at83c5132
Manufacturer Part Number
at83c5132
Description
Usb Microcontroller With 64k Bytes Flash Memory
Manufacturer
ATMEL Corporation
Datasheet
1.AT83C5132.pdf
(38 pages)
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Figure 17. AC Testing Input/Output Waveforms
Notes:
Figure 18. Float Waveforms
Note:
4173CS–USB–07/04
1. During AC testing, all inputs are driven at
2. Timing measurements are made on all outputs at V
For timing purposes, a port pin is no longer floating when a 100 mV change from load voltage occurs and begins to float when a
100 mV change from the loading V
V
DD
0.45 V
V
- 0.5
LOAD
V
V
LOAD
LOAD
INPUTS
OH
+ 0.1V
- 0.1V
/V
0.7
0.3
OL
V
V
level occurs with I
DD
DD
V
DD
-0.5V for a logic 1 and 0.45V for a logic 0.
Timing Reference Points
IH
min for a logic 1 and V
OL
/I
OH
= ±20 mA.
V
V
IL
IH
IL
max
min
max for a logic 0.
OUTPUTS
V
V
OH
OL
+ 0.1V
- 0.1V
AT89C5132
37
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