Datasheet

Data Sheet ADM823/ADM824/ADM825
Rev. D | Page 3 of 12
SPECIFICATIONS
V
CC
= 4.75 V to 5.5 V for ADM82xL, V
CC
= 4.5 V to 5.5 V for ADM82xM, V
CC
= 3.15 V to 3.6 V for ADM82xT, V
CC
= 3 V to 3.6 V
for ADM82xS, V
CC
= 2.7 V to 3.6 V for ADM82xR, V
CC
= 2.38 V to 2.75 V for ADM82xZ, V
CC
= 2.25 V to 2.75 V for ADM82xY,
T
A
= T
MIN
to T
MAX
, unless otherwise noted.
Table 2.
Parameter Min Typ Max Unit Test Conditions/Comments
SUPPLY
V
CC
Operating Voltage Range 1 5.5 V T
A
= 0°C to 70°C
1.2 V T
A
= T
MIN
to T
MAX
Supply Current 10 24 µA WDI and
MR
unconnected
ADM82xL/M
5 12 µA WDI and
MR
unconnected
ADM82xT/S/R/Z/Y
RESET THRESHOLD VOLTAGE
ADM82xL 4.56 4.63 4.70 V T
A
= 25°C
4.50 4.75 V T
A
= T
MIN
to T
MAX
ADM82xM 4.31 4.38 4.45 V T
A
= 25°C
4.25 4.50 V T
A
= T
MIN
to T
MAX
ADM82xT 3.04 3.08 3.11 V T
A
= 25°C
3.00
3.15
V
T
A
= T
MIN
to T
MAX
ADM82xS 2.89 2.93 2.96 V T
A
= 25°C
2.85 3.00 V T
A
= T
MIN
to T
MAX
ADM82xR 2.59 2.63 2.66 V T
A
= 25°C
2.55 2.70 V T
A
= T
MIN
to T
MAX
ADM82xZ (SC70 Only) 2.28 2.32 2.35 V T
A
= 25°C
2.25 2.38 V T
A
= T
MIN
to T
MAX
ADM82xY (SC70 Only) 2.16 2.19 2.22 V T
A
= 25°C
2.13 2.25 V T
A
= T
MIN
to T
MAX
RESET THRESHOLD TEMPERATURE COEFFICIENT 40 ppm/°C
RESET THRESHOLD HYSTERESIS 10 mV ADM82xL/M
5
mV
ADM82xT/S/R/Z/Y
RESET TIMEOUT PERIOD 140 200 280 ms
V
CC
TO RESET DELAY 40 µs V
TH
− V
CC
= 100 mV
RESET
/RESET
RESET
Output Voltage 0.4 V V
CC
= V
TH
min, I
SINK
= 3.2 mA,
ADM82xL/M
0.3 V V
CC
= V
TH
min, I
SINK
= 1.2 mA,
ADM82xT/S/R/Z/Y
0.3 V T
A
= 0°C to 70°C, V
CC
= 1 V,
V
CC
falling, I
SINK
= 50 µA
V
CC
− 1.5 V V
CC
= V
TH
max, I
SOURCE
= 120 µA,
ADM82xL/M
0.8 × V
CC
V V
CC
= V
TH
max, I
SOURCE
= 30 µA,
ADM82xT/S/R/Z/Y
RESET Output Voltage (ADM824, ADM825) 0.4 V V
CC
= V
TH
max, I
SINK
= 3.2 mA,
ADM82xL/M
0.3 V V
CC
= V
TH
max, I
SINK
= 1.2 mA,
ADM82xT/S/R/Z/Y
0.8 × V
CC
V V
CC
≥ 1.8 V, I
SOURCE
= 150 µA