Data Sheet
SPECIFICATIONS
ADM811/ADM812
V
CC
= full operating range; T
A
= T
MIN
to T
MAX
; V
CC
typical = 5 V for L/M models, 3.3 V for T/S models, 3 V for R model, 2.5 V for Z
models, unless otherwise noted.
Table 1.
Parameter
SUPPLY
Voltage
Current
RESET VOLTAGE THRESHOLD
ADM81xL
ADM81xL
ADM81xM
ADM81xM
ADM81xT
ADM81xT
ADM81xS
ADM81xS
ADM81xR
ADM81xR
ADM81xZ
ADM81xZ
RESET THRESHOLD TEMPERATURE COEFFICIENT
V
CC
TO RESET/RESET DELAY
RESET ACTIVE TIMEOUT PERIOD
MANUAL RESET
Minimum Pulse Width
Glitch Immunity
RESET/RESET Propagation Delay
Pull-Up Resistance
The Manual Reset Circuit Acts On
An Input Rising Above
An Input Falling Below
An Input Rising Above
An Input Falling Below
RESET/RESET Output Voltage
Low (ADM812R/S/T/Z)
Low (ADM812L/M)
High (ADM812R/S/T/Z/L/M)
Low (ADM811R/S/T/Z)
Low (ADM811L/M)
Low (ADM811R/S/T/Z/L/M)
High (ADM811R/S/T/Z)
High (ADM811L/M)
Min
1.0
1.2
8
5
4.54
4.50
4.30
4.25
3.03
3.00
2.88
2.85
2.58
2.55
2.28
2.25
4.63
4.38
3.08
2.93
2.63
2.32
30
40
20
140
300
10
100
0.5
20
560
700
Typ
Max
5.5
15
10
4.72
4.75
4.46
4.50
3.14
3.15
2.98
3.00
2.68
2.70
2.35
2.38
Unit
V
V
µA
µA
V
V
V
V
V
V
V
V
V
V
V
V
ppm/°C
µs
µs
ms
ms
µs
ns
µs
kΩ
V
V
V
V
V
V
V
V
V
V
V
V
V
CC
> V
TH(MAX)
, ADM81xL/M
V
CC
> V
TH(MAX)
, ADM81xL/M
V
CC
> V
TH(MAX)
, ADM81xR/S/T/Z
V
CC
> V
TH(MAX)
, ADM81xR/S/T/Z
V
CC
= V
TH(MAX)
, I
SINK
= 1.2 mA
V
CC
= V
TH(MAX)
, I
SINK
= 3.2 mA
1.8 V < V
CC
< V
TH(MIN)
, I
SOURCE
= 150 µA
V
CC
= V
TH(MIN),
I
SINK
= 1.2 mA
V
CC
= V
TH(MIN)
, I
SINK
= 3.2 mA
V
CC
> 1.0 V, I
SINK
= 50 µA
V
CC
> V
TH(MAX)
, I
SOURCE
= 500 µA
V
CC
> V
TH(MAX)
, I
SOURCE
= 800 µA
Test Conditions/Comments
T
A
= 0°C to 70°C
T
A
= −40°C to +85°C
V
CC
< 5.5 V, ADM81xL/M, I
OUT
= 0 mA
V
CC
< 3.6 V, ADM81xR/S/T/Z, I
OUT
= 0 mA
T
A
= 25°C
T
A
= −40°C to +85°C
T
A
= 25°C
T
A
= −40°C to +85°C
T
A
= 25°C
T
A
= −40°C to +85°C
T
A
= 25°C
T
A
= −40°C to +85°C
T
A
= 25°C
T
A
= −40°C to +85°C
T
A
= 25°C
T
A
= −40°C to +85°C
V
OD
= 125 mV, ADM81xL/M
V
OD
= 125 mV, ADM81xR/S/T/Z
V
CC
= V
TH(MAX)
ADM811-3T only
10
2.3
30
0.8
0.7 × V
CC
0.25 × V
CC
0.3
0.4
0.8 × V
CC
0.3
0.4
0.3
0.8 × V
CC
V
CC
× 1.5
Rev. G | Page 3 of 12
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