15
FN8130.2
June 15, 2006
Power-Up and Power-Down Timing
RESET
Output Timing
Note: (5) This parameter is periodically sampled and not 100% tested.
V
TRIP
Set Conditions
V
CC
t
PURST
t
PURST
t
R
t
F
t
RPD
RESET (X5168)
0 Volts
V
TRIP
V
TRIP
RESET (X5169)
SYMBOL PARAMETER MIN TYP MAX UNIT
V
TRIP
Reset trip point voltage, X5168-4.5A, X5168-4.5A
Reset trip point voltage, X5168, X5169
Reset trip point voltage, X5168-2.7A, X5169-2.7A
Reset trip point voltage, X5168-2.7, X5169-2.7
4.5
4.25
2.85
2.55
4.63
4.38
2.93
2.63
4.75
4.5
3.0
2.7
V
V
TH
V
TRIP
hysteresis (HIGH to LOW vs. LOW to HIGH V
TRIP
voltage) 20 mV
t
PURST
Power-up reset time out 100 200 280 ms
t
RPD
(5)
V
CC
detect to reset/output 500 ns
t
F
(5)
V
CC
fall time 100 µs
t
R
(5)
V
CC
rise time 100 µs
V
RVALID
Reset valid V
CC
1V
SCK
SI
V
P
V
P
CS
t
VPS
t
VPH
t
P
t
VPS
t
VPH
t
RP
t
VPO
t
VPO
t
TSU
t
THD
V
TRIP
V
CC
X5168, X5169