ADM6825 Analog Devices, ADM6825 Datasheet - Page 3

• Manufacturer Part Number: ADM6825
• Description: Low Voltage Supervisory Circuit with Manual Reset
• Manufacturer: Analog Devices

Specifications of ADM6825

• # Of Monitored Voltages: 1
• Backup-battery Switch: No
• Manual Reset Capability: Yes
• Package: SOT
• Reset Threshold Summary: 9 Options--1.58 to 4.63V
• Reset Output-stage: Active-High/Push-Pull,Active-Low/Push-Pull
• Min Reset Timeout (ms): 140
• Watchdog Timer: No

SPECIFICATIONS
V
to 2.0 V for ADM682_W/V; T
Table 2.
Parameter
SUPPLY
RESET THRESHOLD VOLTAGE
RESET THRESHOLD TEMPERATURE COEFFICIENT
RESET THRESHOLD HYSTERESIS
V
RESET TIMEOUT PERIOD
RESET Output Voltage
RESET OUTPUT LEAKAGE CURRENT (Open-Drain
Only)
RESET OUTPUT VOLTAGE (Push-Pull Only)
MANUAL RESET INPUT
(ADM6821/ADM6822/ADM6823/ADM6825)
CC
CC
V
Supply Current
ADM682xL
ADM682xM
ADM682xT
ADM682xS
ADM682xR
ADM682xZ
ADM682xY
ADM682xW
ADM682xV
V
V
V
V
MR Input Threshold
MR Input Pulse Width
MR Glitch Rejection
MR to Reset Delay
MR Pull-Up Resistance
TO RESET DELAY
CC
OL
OH
OH
OL
= 4.5 V to 5.5 V for ADM682_L/M; V
Operating Voltage Range
(Push-Pull or Open-Drain)
(Push-Pull Only)
V
V
IL
IH
A
= –40°C to +125°C, unless otherwise noted.
CC
= 2.7 V to 3.6 V for ADM682_T/S/R; V
Min
1
4.50
4.25
3.00
2.85
2.55
2.25
2.12
1.62
1.52
140
0.8 × V
0.8 × V
0.8 × V
0.8 × V
0.8 × V
0.8 × V
0.8 × V
0.7 × V
1
25
ADM6821/ADM6822/ADM6823/ADM6824/ADM6825
CC
CC
CC
CC
CC
CC
CC
CC
Rev. 0 | Page 3 of 12
Typ
10
7
4.63
4.38
3.08
2.93
2.63
2.32
2.19
1.67
1.58
60
2 x V
20
200
100
200
50
TH
Max
5.5
20
16
4.75
4.50
3.15
3.00
2.70
2.38
2.25
1.71
1.62
280
0.3
0.3
0.3
0.4
1
0.3
0.3
0.4
0.3 × V
75
CC
CC
= 2.1 V to 2.75 V for ADM682_Z/Y; V
Unit
V
μA
μA
V
V
V
V
V
V
V
V
V
ppm/°C
mV
μs
ms
V
V
V
V
V
V
V
μA
V
V
V
V
V
V
V
V
V
μs
ns
ns
kΩ
Test Conditions/Comments
WDI and MR unconnected, V
WDI and MR unconnected, V
V
V
V
V
V
V
V
V
RESET not asserted
V
V
V
V
V
V
V
TH
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
− V
> = 1 V, I
> = 1.2 V, I
> = 2.55 V, I
> = 4.25 V, I
> = 1.8 V, I
> = 3.15 V, I
> = 4.75 V, I
> = 1 V, I
> = 1.5 V, I
> = 2.55 V, I
> = 4.25 V, I
> = 1.8 V, I
> = 3.15 V, I
> = 4.75 V, I
CC
= 100 mV
SINK
SOURCE
SINK
SOURCE
SOURCE
SINK
SINK
SINK
SOURCE
SOURCE
SOURCE
SOURCE
SINK
SINK
= 50 μA
= 100 μA
= 500 μA
= 1 μA
= 1.2 mA
= 3.2 mA
= 1.2 mA
= 3.2 mA
= 200 μA
= 100 μA
= 500 μA
= 800 μA
= 500 μA
= 800 μA
CC
= 1.53 V
CC
CC
= 5.5 V
= 3.6 V