Datasheet

ADM13305
Rev. 0 | Page 4 of 12
V
DD
= 2.7 V to 5.5 V, −40°C ≤ T
A
≤ +85°C, unless otherwise noted.
Table 2. ADM13305-4 and ADM13305-5
Parameter Min Typ Max Unit Test Conditions/Comments
OPERATING VOLTAGE RANGE, V
DD
2.7 5.5 V
SUPPLY CURRENT, I
DD
40 µA
INPUT CAPACITANCE, C
I
10 pF V
I
= 0 V to V
DD
RESET, RESET OUTPUT
High-Level Output Voltage, V
OH
V
DD
− 0.2 V I
OH
= −20 µA
V
DD
− 0.4 V I
OH
= −2 mA, V
DD
= 3.3 V
V
DD
− 0.4 V I
OH
= −3 mA, V
DD
= 5.5 V
Low-Level Output Voltage, V
OL
0.2 V I
OH
= 20 µA
0.4 V I
OH
= 2 mA, V
DD
= 3.3 V
0.4 V I
OH
= 3 mA, V
DD
= 5.5 V
Power-Up Reset Voltage
1
0.4 V I
OH
= 20 µA, V
DD
≥ 1.1 V
SENSEv INPUTS
Falling Input Threshold Voltage, V
IT−
0.5952 0.6 0.6048 V T
A
= −40°C to +85°C
2.23 2.25 2.29 V T
A
= −40°C to +85°C
2.90 2.93 2.98 V T
A
= −40°C to +85°C
Hysteresis at SENSEv Inputs, V
HYS
0 mV V
IT−
= 0.6 V
20 mV V
IT−
= 2.25 V
30 mV V
IT−
= 2.93 V
WDI
Average High Level Input Current, I
H(AV)
100 150 µA WDI = V
DD
= 5.5 V
Average Low Level Input Current, I
L(AV)
−15 −20 µA WDI = 0 V, V
DD
= 5.5 V
INPUT VOLTAGE AT MR AND WDI
High Level, V
IH
0.7 × V
DD
V
Low Level, V
IL
0.3 × V
DD
V
INPUT TRANSITION RISE AND FALL RATE AT MR
50 ns/V
HIGH LEVEL INPUT CURRENT, I
H
WDI 120 170 µA WDI = V
DD
= 5.5 V
MR
−130 −180 µA
MR
= 0.7 × V
DD
, V
DD
= 5.5 V
SENSE1 5 8 µA SENSE1 = V
DD
= 5.5 V
SENSE2 −50 +50 nA SENSE2 = V
DD
= 5.5 V
LOW LEVEL INPUT CURRENT, I
L
WDI −120 −170 µA WDI = 0 V, V
DD
= 5.5 V
MR
−430 −600 µA
MR
= 0 V, V
DD
= 5.5 V
SENSEv −1 +1 µA SENSE1, SENSE2 = 0 V
1
The lowest supply voltage at which
RESET
becomes active. t
r
, V
DD
≥ 15 µs/V.