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Battery Backup



DATA SHEETS
Part Number Description Key Advantages
MAX36025 Tamper-Reactive Cryptographic-Node Controller with Nonimprinting Memory

Industry's First Security Manager with Dual Encryption Engines, Authentication, and Tamper-Detection Hierarchy
DS3644 1KB Secure Memory with Programmable Tamper Hierarchy

Industry's First Secure Memory with Tamper-Detection Hierarchy
MAX16033, MAX16034, MAX16035,
...		 Low-Power Battery Backup Circuits in Small µDFN Packages

Industry's Smallest Supervisors Offer Precision Power-Supply Monitoring with Battery Backup
MAX6365, MAX6366, MAX6367,
...		 SOT23, Low-Power µP Supervisory Circuits with Battery Backup and Chip-Enable Gating

Industry's Only SOT23 µP Supervisory Circuit with Battery Backup and Chip-Enable Gating
MAX6361, MAX6362, MAX6363,
...		 SOT23, Low-Power Microprocessor Supervisory Circuits with Battery Backup
MAX690, MAX691, MAX692,
...		 Microprocessor Supervisory Circuits

Industry-Standard, Full-Function µP Supervisor
MAX793, MAX793R, MAX793S,
...		 3.0V/3.3V Adjustable Microprocessor Supervisory Circuits

Full-Function Battery-Backup ICs for 3V/3.3V Systems



Key Specifications:

Battery Backup Circuits
Part Number Reset Thresh.
(V)		 Reset Out ICC
(µA)		 Features RoHS Available Industry Qualified Oper. Temp.
(°C)		 Package/Pins Smallest Available Pckg.
(mm2)
max max w/pins
MAX16033 
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Open Drain
Push-Pull
 50
Chip Enable Gate
Manual Reset
Power Fail Comparator
 Yes - -40 to +85
µDFN/10
 4.2
MAX16034 
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Open Drain
Push-Pull
 50
Chip Enable Gate
Power Fail Comparator
Watchdog
 - -40 to +85
µDFN/10
 4.2
MAX16035 
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Open Drain
Push-Pull
 50
Battery On
Chip Enable Gate
Power Fail Comparator
 - -40 to +85
µDFN/10
 4.2
MAX16036 
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Open Drain
Push-Pull
 50
Adjustable Reset Input
Chip Enable Gate
Power Fail Comparator
 - -40 to +85
µDFN/10
 4.2
MAX16037 
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Open Drain
Push-Pull
 50
Manual Reset
Power Fail Comparator
 - -40 to +85
µDFN/8
 4.2
MAX16038 
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Open Drain
Push-Pull
 50
Power Fail Comparator
Watchdog
 - -40 to +85
µDFN/8
 4.2
MAX16039 
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Open Drain
Push-Pull
 50
Battery On
Power Fail Comparator
 - -40 to +85
µDFN/8
 4.2
MAX16040 
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Open Drain
Push-Pull
 50
Adjustable Reset Input
Power Fail Comparator
 - -40 to +85
µDFN/8
 4.2
MAX6365H 
2.5 to 3.3
3.3 to 5.5
Active High
Open Drain
 50
Chip Enable Gate
Manual Reset
 - -40 to +85
SOT/8
 9
MAX6365L 
2.5 to 3.3
3.3 to 5.5
Active Low
Push-Pull
 50
Chip Enable Gate
Manual Reset
 - -40 to +85
SOT/8
 9
MAX6365P 
2.5 to 3.3
3.3 to 5.5
Active Low
Open Drain
 50
Chip Enable Gate
Manual Reset
 - -40 to +85
SOT/8
 9
MAX6366H 
2.5 to 3.3
3.3 to 5.5
Active High
Open Drain
 50
Chip Enable Gate
Watchdog
 - -40 to +85
SOT/8
 9
MAX6366L 
2.5 to 3.3
3.3 to 5.5
Active Low
Push-Pull
 50
Chip Enable Gate
Watchdog
 - -40 to +85
SOT/8
 9
MAX6366P 
2.5 to 3.3
3.3 to 5.5
Active Low
Open Drain
 50
Chip Enable Gate
Watchdog
 - -40 to +85
SOT/8
 9
MAX6367H 
2.5 to 3.3
3.3 to 5.5
Active High
Open Drain
 50
Battery On
Chip Enable Gate
 - -40 to +85
SOT/8
 9
MAX6367L 
2.5 to 3.3
3.3 to 5.5
Active Low
Push-Pull
 50
Battery On
Chip Enable Gate
 - -40 to +85
SOT/8
 9
MAX6367P 
2.5 to 3.3
3.3 to 5.5
Active Low
Open Drain
 50
Battery On
Chip Enable Gate
Automotive - AECQ100
Automotive - General
 -40 to +85
SOT/8
 9
MAX6368H 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active High
Open Drain
 50
Adjustable Reset Input
Chip Enable Gate
 - -40 to +85
SOT/8
 9
MAX6368L 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Push-Pull
 50
Adjustable Reset Input
Chip Enable Gate
 - -40 to +85
SOT/8
 9
MAX6368P 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Open Drain
 50
Adjustable Reset Input
Chip Enable Gate
 - -40 to +85
SOT/8
 9
MAX6361H 
2.5 to 3.3
3.3 to 5.5
Active High
Open Drain
 50 Manual Reset - -40 to +85
SOT/6
 9
MAX6361L 
2.5 to 3.3
3.3 to 5.5
Active Low
Push-Pull
 50 Manual Reset - -40 to +85
SOT/6
 9
MAX6361P 
2.5 to 3.3
3.3 to 5.5
Active Low
Open Drain
 50 Manual Reset
Automotive - AECQ100
Automotive - General
 -40 to +85
SOT/6
 9
MAX6362H 
2.5 to 3.3
3.3 to 5.5
Active High
Open Drain
 50 Watchdog - -40 to +85
SOT/6
 9
MAX6362L 
2.5 to 3.3
3.3 to 5.5
Active Low
Push-Pull
 50 Watchdog - -40 to +85
SOT/6
 9
MAX6362P 
2.5 to 3.3
3.3 to 5.5
Active Low
Open Drain
 50 Watchdog - -40 to +85
SOT/6
 9
MAX6363H 
2.5 to 3.3
3.3 to 5.5
Active High
Open Drain
 50 Battery On - -40 to +85
SOT/6
 9
MAX6363L 
2.5 to 3.3
3.3 to 5.5
Active Low
Push-Pull
 50 Battery On - -40 to +85
SOT/6
 9
MAX6363P 
2.5 to 3.3
3.3 to 5.5
Active Low
Open Drain
 50 Battery On - -40 to +85
SOT/6
 9
MAX6364H 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active High
Open Drain
 50 Adjustable Reset Input - -40 to +85
SOT/6
 9
MAX6364L 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Push-Pull
 50 Adjustable Reset Input - -40 to +85
SOT/6
 9
MAX6364P 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Open Drain
 50 Adjustable Reset Input - -40 to +85
SOT/6
 9
MAX793  2.5 to 3.3
Active High
Active Low
Open Drain
Push-Pull
 60
Adjustable Reset Input
Battery On
Chip Enable Gate
Low Line
Manual Reset
Power Fail Comparator
Watchdog
 -
-40 to +85
0 to +70
PDIP(N)/16
SOIC(N)/16
 61.9
MAX794 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active High
Active Low
Open Drain
Push-Pull
 60
Adjustable Reset Input
Battery On
Chip Enable Gate
Low Line
Manual Reset
Power Fail Comparator
Watchdog
 -
-40 to +85
0 to +70
PDIP(N)/16
SOIC(N)/16
 61.9
MAX795  2.5 to 3.3
Active Low
Open Drain
 50
Battery On
Chip Enable Gate
 -
-40 to +85
0 to +70
PDIP(N)/8
SOIC(N)/8
 30.9
MAX690  4.5 to 5.0
Active Low
Push-Pull
 5000
Adjustable Reset Input
Power Fail Comparator
Watchdog
Automotive - General
MIL-STD-883B
-55 to +125
-40 to +85
0 to +70
CDIP(N)/8
FPCK/10
LCC/20
PDIP(N)/8
 79.7
MAX691  4.5 to 5.0
Active High
Active Low
Push-Pull
 5000
Adjustable Reset Input
Battery On
Chip Enable Gate
Low Line
Power Fail Comparator
Watchdog
Automotive - General
MIL-STD-883B
-55 to +125
-40 to +85
0 to +70
CDIP(N)/16
LCC/20
PDIP(N)/16
SOIC(W)/16
 82.6
MAX692  4.0 to 4.5
Active Low
Push-Pull
 5000
Adjustable Reset Input
Power Fail Comparator
Watchdog
Automotive - General
MIL-STD-883B
-55 to +125
-40 to +85
0 to +70
CDIP(N)/8
PDIP(N)/8
 79.7
MAX693  4.0 to 4.5
Active High
Active Low
Push-Pull
 5000
Adjustable Reset Input
Battery On
Chip Enable Gate
Low Line
Power Fail Comparator
Watchdog
Automotive - General
MIL-STD-883B
-55 to +125
-40 to +85
0 to +70
CDIP(N)/16
LCC/20
PDIP(N)/16
SOIC(W)/16
 82.6
MAX694  4.5 to 5.0
Active Low
Push-Pull
 5000
Adjustable Reset Input
Power Fail Comparator
Watchdog
Automotive - General
MIL-STD-883B
-55 to +125
-40 to +85
0 to +70
CDIP(N)/8
LCC/20
PDIP(N)/8
 79.7
MAX695  4.5 to 5.0
Active High
Active Low
Push-Pull
 5000
Adjustable Reset Input
Battery On
Chip Enable Gate
Low Line
Power Fail Comparator
Watchdog
Automotive - General
MIL-STD-883B
-55 to +125
-40 to +85
0 to +70
CDIP(N)/16
PDIP(N)/16
SOIC(W)/16
 110.6
See All Battery Backup Circuits (86)

Security Managers
Part Number Analog Voltages Monitored Digital Inputs Monitored Internal Key Memory
(Bytes)		 Ext. Memory Cntrl. Random Number Gen. Over Voltage Monitor Battery Monitor RoHS Available Package/Pins Smallest Available Pckg.
(mm2)		 Oper. Temp.
(°C)
max w/pins
DS3644  4 2 1024 Yes Yes Yes Yes Yes
CSBGA/49
 49 -55 to +95
See All Security Managers (10)





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