73S8004R
Low Cost Smart Card Interface
VOLTAGE / TEMPERATURE FAULT DETECTION CIRCUITS
SYMBOL
PARAMETER
Condition
MIN
Typ.
MAX
UNIT
V
DD fault
No external
resistor on
VDDF
2.2
2.4
V
(VDD Voltage supervisor threshold)
VDDF_ADJ pin
VPC<VCC, a
V
PC fault
VPCF
transient event
VCC – 0.2
V
(VPC Voltage supervisor threshold)
VCC = 5v
VCC= 3v
4.20
2.5
115
4.6
2.7
145
V
V
°C
VCC fault
VCCF
TF
(VCC Voltage supervisor threshold)
Die over temperature fault
Page 16
Rev 1.1
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