MAX6892 Datasheet, PDF (3/19 Pages) Maxim Integrated Products – Pin-Selectable, Octal/Hex/Quad, Power-Supply Sequencers/Supervisors

Pin-Selectable, Octal/Hex/Quad, Power-Supply
Sequencers/Supervisors
ELECTRICAL CHARACTERISTICS (continued)
(V_IN1 = V_IN6–V_IN8 = GND, V_IN2–V_IN5 = 2.7V to 5.5V, WDI = ENABLE = GND, TH0–TH4 = MARGIN = MR = DBP, T_A = -40°C to
+85°C, unless otherwise noted. Typical values are at T_A = +25°C.) (Notes 1 and 2)
PARAMETER
SRT Default Timeout Threshold
SRT Adjustable Timeout
Threshold
SRT Adjustable Timeout
Discharge Threshold
SYMBOL
V_SRT-DEF
CONDITIONS
V_SRT ≥ V_SRT-DEF, selects reset default
timeout
V_SRT-ADJ (Note 4)
V_SRT-DIS (Note 5)
MIN TYP MAX UNITS
1.1 1.25 1.5
V
0.95
1.0
1.05
V
100
mV
SRT Adjustable Timeout Output
Low Discharge Current
PG_, RESET, WDO Output Low
PG_, RESET, WDO Output Initial
Pulldown Current
I_SRT-DIS V_SRT = 0.3V
V_OL
I_SINK = 4mA, output asserted
I_UV
V_CC < V_UVLO, V_{PG_}, RESET, WDO = 0.8V
0.7
mA
0.4
V
10
40
µA
PG_, RESET, WDO Output Open-
Drain Leakage Current
MR, MARGIN, ENABLE,
TH0–TH4, WDI Input Voltage
MR Input Pulse Width
MR Glitch Rejection
MR to RESET Delay
MR to DBP Pullup Current
I_LKG Output high impedance
V_IL
V_IH
T _MR
t_D-MR
I _MR
V _MR = 1.4V
-1
+1
µA
0.6
V
1.4
1
µs
100
ns
2
µs
5
10
15
µA
MARGIN to DBP Pullup Current
ENABLE to PG_ Delay
ENABLE Pulldown Current
I_MARGIN V _MARGIN = 1.4V
t_D-ENPG
V _ENABLE = 0.6V
5
10
15
µA
200
ns
5
10
15
µA
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