ADM705/ADM706/ADM707/ADM708
SPECIFICATIONS
V
CC
= 4.75 V to 5.5 V, T
A
= T
MIN
to T
MAX
, unless otherwise noted.
Table 1.
Parameter
POWER SUPPLY
Min
1.0
Typ
Max
5.5
250
4.75
4.50
280
0.4
0.3
0.3
Unit
V
μA
V
V
mV
ms
V
V
V
V
V
V
sec
ns
Test Conditions/Comments
V
CC
Operating Voltage Range
Supply Current
LOGIC OUTPUT
190
4.5
4.25
160
V
CC
− 1.5
4.65
4.40
40
200
Reset Threshold
Reset Threshold Hysteresis
RESET PULSE WIDTH
RESET OUTPUT VOLTAGE
ADM705/ADM707
ADM706/ADM708
RESET OUTPUT VOLTAGE
WATCHDOG TIMEOUT PERIOD (t
WD
)
WDI Pulse Width (t
WP
)
WATCHDOG INPUT
V
CC
− 1.5
1.00
50
1.60
0.4
2.25
I
SOURCE
= 800 μA
I
SINK
= 3.2 mA
V
CC
= 1 V, I
SINK
= 50 μA
V
CC
= 1.2 V, I
SINK
= 100 μA
ADM707/ADM708, I
SOURCE
= 800 μA
ADM707/ADM708, I
SINK
= 1.2 mA
V
IL
= 0.4 V, V
IH
= V
CC
× 0.8, WDI = V
CC
WDI Input Threshold
Logic Low
Logic High
WDI Input Current
WDO OUTPUT VOLTAGE
MANUAL RESET INPUT
0.8
3.5
−150
V
CC
− 1.5
50
−50
150
0.4
MR Pull-Up Current
MR Pulse Width
MR INPUT THRESHOLD
100
150
250
600
V
V
μA
μA
V
V
μA
ns
V
V
ns
V
nA
V
V
WDI = 0 V
WDI = 0 V
I
SOURCE
= 800 μA
I
SINK
= 1.2 mA
MR = 0 V
Logic Low
Logic High
MR TO RESET OUTPUT DELAY
POWER-FAIL INPUT
PFI Input Threshold
PFI Input Current
PFO OUTPUT VOLTAGE
0.8
2.0
250
1.2
−25
V
CC
− 1.5
1.25
+0.01
1.3
+25
0.4
I
SOURCE
= 800 μA
I
SINK
= 3.2 mA
Rev. G | Page 3 of 12
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