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Watchdogs and Timers
PART
NUMBER
Package
SOIC-8 MSOP-8
UTDFN-1.5×1.5-8L SOIC-8 MSOP-8
TDFN-3×3-8L TDFN-2×2-8L
TDFN-3×3-8GL TDFN-2×2-8DL
SOT-23-5
SOT-23-5
SOT-23-5
SOT-23-5
Reset Active
Timeout Period
(ms)
200
200
200
200
200
200
200
200
VCC to Reset
Delay
(μs)
90
90
84
90
84
90
Reset Voltage
Threshold
(V)
4.65, 4.40, 4.0, 3.08, 2.93, 2.63
4.63,4.38,4.0,3.08,2.93,2.63
4.8, 4.65, 3.168, 3.069, 2.88, 2.79, 2.4, 2.325, 1.728, 1.674
1.674, 2.325, 3.069
4.63, 3.08, 2.93, 2.63
2.195, 1.675, 1.585
4.63, 3.08, 2.93, 2.63
2.195, 1.675, 1.585
50.00000
0.60000
1.20000
1.20000
0.50000
0.64000
0.50000
0.64000
5.50000
5.50000
6.50000
6.50000
5.50000
5.50000
5.50000
5.50000
1.00000
1.00000
1.60000
1.60000
1.00000
1.00000
1.00000
1.00000
Manual
Reset
Y
Y
Y
N
Y
Y
N
Y
Package
Reset Active
Timeout Period
(ms)
VCC to Reset
Delay
(μs)
25 84 90
ManualReset
Y N
SGM706
SGM706
Low-Cost, Microprocessor Supervisory Circuit
SGM706B
SGM706B
8-Pin Microprocessor Supervisory Circuit with Watchdog Timer and Manual Reset
SGM820
SGM820
High-Accuracy Supervisory Circuit with Programmable Watchdog Timer
SGM820xQ
SGM820xQ
High-Accuracy Supervisory Circuit with Programmable Watchdog Timer
SGM823
SGM823
5-Pin Microprocessor Supervisory Circuit with Watchdog Timer and Manual Reset
SGM823A
SGM823A
Microprocessor Supervisory Circuit with Watchdog Timer and Manual Reset
SGM824
SGM824
Microprocessor Supervisory Circuit with Watchdog Timer
SGM824A
SGM824A
5-Pin Microprocessor Supervisory Circuit with Watchdog Timer
SOIC-8 MSOP-8
UTDFN-1.5×1.5-8L SOIC-8 MSOP-8
TDFN-3×3-8L TDFN-2×2-8L
TDFN-3×3-8GL TDFN-2×2-8DL
SOT-23-5
SOT-23-5
SOT-23-5
SOT-23-5
200
200
200
200
200
200
200
200
90
90
84
90
84
90
4.65, 4.40, 4.0, 3.08, 2.93, 2.63
4.63,4.38,4.0,3.08,2.93,2.63
4.8, 4.65, 3.168, 3.069, 2.88, 2.79, 2.4, 2.325, 1.728, 1.674
1.674, 2.325, 3.069
4.63, 3.08, 2.93, 2.63
2.195, 1.675, 1.585
4.63, 3.08, 2.93, 2.63
2.195, 1.675, 1.585
50
0.6
1.2
1.2
0.5
0.64
0.5
0.64
5.5
5.5
6.5
6.5
5.5
5.5
5.5
5.5
1
1
1.6
1.6
1
1
1
1
Y
Y
Y
N
Y
Y
N
Y
Select All
Package
Reset Active
Timeout Period
(ms)
VCC to Reset
Delay
(μs)
25 84 90
Reset Voltage
Threshold
(V)
SupplyCurrent (μA)
VCC (Max)(V)
VCC (Min)(V)
Manual
Reset
Y N