pef20324 Infineon Technologies Corporation, pef20324 Datasheet - Page 38

• Manufacturer Part Number: pef20324
• Description: Multichannel Network Interface Controller With 128 Channels Extended
• Manufacturer: Infineon Technologies Corporation

Hardware Reference Manual
Similar criteria also apply to power down in case of power failure situations:
Figure 5-2
Within the grey boxes any shape of V
limits of each signal are not exceeded and the specified voltage differences are not exceeded.
a. In case of V
b. In case of V
0.1V within 50 milliseconds.
milliseconds.The voltages must return below 0.1V within 50 milliseconds.
This scenario is allowed for 2000 power failure cycles.
+/- 0.25V
+/- 0.3V
0.1V
3.3V
5V
U/V
0
DD5
DD3
Power-Failure scenarios
break-down the 3.6V difference is not exceeded anyway. The voltages must return below
break-down the maximum voltage difference must not exceed 4.5 V for a maximum of 15
N
power failure:
V
DD5
break down
V
V
DD5
DD3
DD3
limit
limit
and V
DD5
50
signal is allowed with the requirements that the absolute
+/- 0.25V
38
+/- 0.3V
t/ms
0.1V
3.3V
U/V
5V
0
N
power failure:
V
Electrical Characteristics
DD3
break down
V
V
DD5
DD3
limit
limit
N+15
PEB 20324
PEF 20324
04.99
t/ms