pef82902 Infineon Technologies Corporation, pef82902 Datasheet - Page 224

• Manufacturer Part Number: pef82902
• Description: 4b3t Second Generation Modular Isdn Nt Intelligent Extended
• Manufacturer: Infineon Technologies Corporation

5.6.5
•
Figure 82
Table 42
V
Parameter
Detection Threshold
Hysteresis
Max. rising/falling V
edge for activation/
deactivation of UVD
Max. rising V
power-on
Min. operating voltage
Data Sheet
DD
= 3.3 V ± 5 %; V
2)
Undervoltage Detection Characteristics
DD
V
Undervoltage Control Timing
Parameters of the UVD/POR Circuit
V
RSTO
DDmin
DET
V
for
DD
DD
1)
SS
V
HYS
= 0 V; T
Symbol
V
V
dV
V
DET
Hys
DDmin
t
DD
ACT
/dt
A
= -40 to 85 °C
t
DEACT
min.
2.7
30
1.5
Limit Values
210
typ.
2.8
t
ACT
max.
2.92
90
0.1
0.1
t
DEACT
Electrical Characteristics
Unit Test Condition
V
mV
V/µs
V/
ms
V
VDDDET.VSD
t
t
V
DD
= 3.3 V ± 5 %
PEF 81902
2001-11-12