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Maxim > 方案 > 安全系统

备用电池

数据资料
显示 标题/型号 关键优势
QV  PDF 低功耗µP监控电路，具有备份电池切换和片选控制
MAX16016, MAX16020, MAX16021

业内最灵活的电池备份监控电路，具有片选控制和电源监测功能
QV  PDF 低功耗电池备份电路，采用微型µDFN封装
MAX16033, MAX16034, MAX16035, MAX16036, MAX16037, MAX16038, MAX16039, MAX16040

业内尺寸最小的监控电路，提供精密的电源监测和电池备份功能
QV    超低功耗篡改检测电路，带有无痕迹存储器
DS3655

具有安全、防篡改检测、加密存储功能的单芯片方案，发生篡改事件时擦除加密数据
QV    NV SRAM控制器、RTC及监控电路，带有篡改检测
DS3650

具有安全、防篡改检测的单芯片方案，发生篡改事件时擦除加密数据
QV    兼容于SPI™的安全监控电路，带有1kB无痕迹、电池备份的密钥保护SRAM
DS3641

具有安全、防篡改检测、加密存储功能的单芯片方案，发生篡改事件时擦除加密数据
QV    安全监控电路，带有64B无痕迹、电池备份的加密SRAM
DS3600

具有安全、防篡改检测、加密存储功能的单芯片方案，发生篡改事件时擦除加密数据
QV  PDF SOT23封装、低功耗微处理器监控电路，带有备用电池控制器和片选控制
MAX6365, MAX6365H, MAX6365L, MAX6365P, MAX6366, MAX6366H, MAX6366L, MAX6366P, MAX6367, MAX6367H, MAX6367L, MAX6367P, MAX6368, MAX6368H, MAX6368L, MAX6368P

业内唯一的SOT23 µP监控电路，带有电池备份切换和片选控制
QV  PDF SOT23封装、低功耗微处理器监控电路，带有备用电池控制器
MAX6361, MAX6361H, MAX6361L, MAX6361P, MAX6362, MAX6362H, MAX6362L, MAX6362P, MAX6363, MAX6363H, MAX6363L, MAX6363P, MAX6364, MAX6364H, MAX6364L, MAX6364P
QV  PDF 微处理器监控电路
MAX690, MAX691, MAX692, MAX693, MAX694, MAX695

工业标准、功能完备的µP监控电路
QV  PDF 3.0V/3.3V可调、微处理器监控电路
MAX793, MAX793R, MAX793S, MAX793T, MAX794, MAX795, MAX795R, MAX795S, MAX795T

功能完备的电池备份IC，用于3V/3.3V系统



Key Specifications:   Battery Backup Circuits
Part Number Reset Threshold Range (V) Active-Low Reset Output Active-High Reset Output Max. ICC (µA) Features Industry Qualified Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
MAX16016  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain
Push-Pull 		 -  5
•Batt Freshness Seal
•Battery On
•Manual Reset
•Power Fail Comparator
•Watchdog
  -  TDFN-EP/10 10 -40 to +85
MAX16020  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain
Push-Pull 		 -  5
•Batt Freshness Seal
•Battery On
•Chip Enable Gate
•Low Line
•Manual Reset
•Power Fail Comparator
•Watchdog
  -  TQFN/16 17 -40 to +85
MAX16021  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain
Push-Pull 		Open Drain
Push-Pull 		5
•Batt Freshness Seal
•Battery On
•Chip Enable Gate
•Low Line
•Manual Reset
•Power Fail Comparator
•Watchdog
  -  TQFN/16 17 -40 to +85
MAX16033  1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain
Push-Pull 		 -  50
•Chip Enable Gate
•Manual Reset
•Power Fail Comparator
  -  µDFN/10 4 -40 to +85
MAX16034  1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain
Push-Pull 		 -  50
•Chip Enable Gate
•Power Fail Comparator
•Watchdog
  -  µDFN/10 4 -40 to +85
MAX16035  1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain
Push-Pull 		 -  50
•Battery On
•Chip Enable Gate
•Power Fail Comparator
  -  µDFN/10 4 -40 to +85
MAX16036  1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain
Push-Pull 		 -  50
•Adjustable Reset Input
•Chip Enable Gate
•Power Fail Comparator
  -  µDFN/10 4 -40 to +85
MAX16037  1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain
Push-Pull 		 -  50
•Manual Reset
•Power Fail Comparator
  -  µDFN/8 4 -40 to +85
MAX16038  1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain
Push-Pull 		 -  50
•Power Fail Comparator
•Watchdog
  -  µDFN/8 4 -40 to +85
MAX16039  1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain
Push-Pull 		 -  50
•Battery On
•Power Fail Comparator
  -  µDFN/8 4 -40 to +85
MAX16040  1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain
Push-Pull 		 -  50
•Adjustable Reset Input
•Power Fail Comparator
  -  µDFN/8 4 -40 to +85
MAX6365H  2.5 to 3.3
3.3 to 5.5 		 -  Open Drain 50
•Chip Enable Gate
•Manual Reset
  -  SOT/8 9 -40 to +85
MAX6365L  2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  50
•Chip Enable Gate
•Manual Reset
  -  SOT/8 9 -40 to +85
MAX6365P  2.5 to 3.3
3.3 to 5.5 		Open Drain  -  50
•Chip Enable Gate
•Manual Reset
  -  SOT/8 9 -40 to +85
MAX6366H  2.5 to 3.3
3.3 to 5.5 		 -  Open Drain 50
•Chip Enable Gate
•Watchdog
  -  SOT/8 9 -40 to +85
MAX6366L  2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  50
•Chip Enable Gate
•Watchdog
  -  SOT/8 9 -40 to +85
MAX6366P  2.5 to 3.3
3.3 to 5.5 		Open Drain  -  50
•Chip Enable Gate
•Watchdog
  -  SOT/8 9 -40 to +85
MAX6367H  2.5 to 3.3
3.3 to 5.5 		 -  Open Drain 50
•Battery On
•Chip Enable Gate
  -  SOT/8 9 -40 to +85
MAX6367L  2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  50
•Battery On
•Chip Enable Gate
  -  SOT/8 9 -40 to +85
MAX6367P  2.5 to 3.3
3.3 to 5.5 		Open Drain  -  50
•Battery On
•Chip Enable Gate
  -  SOT/8 9 -40 to +85
MAX6368H  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		 -  Open Drain 50
•Adjustable Reset Input
•Chip Enable Gate
  -  SOT/8 9 -40 to +85
MAX6368L  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  50
•Adjustable Reset Input
•Chip Enable Gate
  -  SOT/8 9 -40 to +85
MAX6368P  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain  -  50
•Adjustable Reset Input
•Chip Enable Gate
  -  SOT/8 9 -40 to +85
MAX6361H  2.5 to 3.3
3.3 to 5.5 		 -  Open Drain 50
•Manual Reset
  -  SOT/6 9 -40 to +85
MAX6361L  2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  50
•Manual Reset
  -  SOT/6 9 -40 to +85
MAX6361P  2.5 to 3.3
3.3 to 5.5 		Open Drain  -  50
•Manual Reset
  -  SOT/6 9 -40 to +85
MAX6362H  2.5 to 3.3
3.3 to 5.5 		 -  Open Drain 50
•Watchdog
  -  SOT/6 9 -40 to +85
MAX6362L  2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  50
•Watchdog
  -  SOT/6 9 -40 to +85
MAX6362P  2.5 to 3.3
3.3 to 5.5 		Open Drain  -  50
•Watchdog
  -  SOT/6 9 -40 to +85
MAX6363H  2.5 to 3.3
3.3 to 5.5 		 -  Open Drain 50
•Battery On
  -  SOT/6 9 -40 to +85
MAX6363L  2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  50
•Battery On
  -  SOT/6 9 -40 to +85
MAX6363P  2.5 to 3.3
3.3 to 5.5 		Open Drain  -  50
•Battery On
  -  SOT/6 9 -40 to +85
MAX6364H  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		 -  Open Drain 50
•Adjustable Reset Input
  -  SOT/6 9 -40 to +85
MAX6364L  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  50
•Adjustable Reset Input
  -  SOT/6 9 -40 to +85
MAX6364P  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain  -  50
•Adjustable Reset Input
  -  SOT/6 9 -40 to +85
MAX793  2.5 to 3.3 Open Drain Push-Pull 60
•Adjustable Reset Input
•Battery On
•Chip Enable Gate
•Low Line
•Manual Reset
•Power Fail Comparator
•Watchdog
  -  PDIP(N)/16
SOIC(N)/16 		62 -40 to +85
0 to +70
MAX794  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain Push-Pull 60
•Adjustable Reset Input
•Battery On
•Chip Enable Gate
•Low Line
•Manual Reset
•Power Fail Comparator
•Watchdog
  -  PDIP(N)/16
SOIC(N)/16 		62 -40 to +85
0 to +70
MAX795  2.5 to 3.3 Open Drain  -  50
•Battery On
•Chip Enable Gate
  -  PDIP(N)/8
SOIC(N)/8 		31 -40 to +85
0 to +70
MAX690  3.3 to 5.5 Push-Pull  -  5000
•Adjustable Reset Input
•Power Fail Comparator
•Watchdog
 MIL-STD-883B CDIP(N)/8
FPCK/10
LCC/20
PDIP(N)/8 		80 -55 to +125
-40 to +85
0 to +70
MAX691  3.3 to 5.5 Push-Pull Push-Pull 5000
•Adjustable Reset Input
•Battery On
•Chip Enable Gate
•Low Line
•Power Fail Comparator
•Watchdog
 MIL-STD-883B CDIP(N)/16
LCC/20
PDIP(N)/16
SOIC(W)/16 		83 -55 to +125
-40 to +85
0 to +70
MAX692  3.3 to 5.5 Push-Pull  -  5000
•Adjustable Reset Input
•Power Fail Comparator
•Watchdog
 MIL-STD-883B CDIP(N)/8
PDIP(N)/8 		80 -55 to +125
-40 to +85
0 to +70
MAX693  3.3 to 5.5 Push-Pull Push-Pull 5000
•Adjustable Reset Input
•Battery On
•Chip Enable Gate
•Low Line
•Power Fail Comparator
•Watchdog
 MIL-STD-883B CDIP(N)/16
LCC/20
PDIP(N)/16
SOIC(W)/16 		83 -55 to +125
-40 to +85
0 to +70
MAX694  3.3 to 5.5 Push-Pull  -  5000
•Adjustable Reset Input
•Power Fail Comparator
•Watchdog
 MIL-STD-883B CDIP(N)/8
LCC/20
PDIP(N)/8 		80 -55 to +125
-40 to +85
0 to +70
MAX695  3.3 to 5.5 Push-Pull Push-Pull 5000
•Adjustable Reset Input
•Battery On
•Chip Enable Gate
•Low Line
•Power Fail Comparator
•Watchdog
 MIL-STD-883B CDIP(N)/16
PDIP(N)/16
SOIC(W)/16 		112 -55 to +125
-40 to +85
0 to +70
See All Battery Backup Circuits (86)

Key Specifications:   Secure Supervisors
Part Number Analog Voltages Monitored Digital Inputs Monitored Internal Key Memory (Bytes) External Memory Control Random Number Generator Over-Voltage Monitor Battery Monitor Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
DS3655   -  4 64 No No No No CSBGA/16 16 -40 to +85
DS3650  2  -   -  No No Yes Yes CSBGA/16 16 -40 to +85
DS3600  4 1 64 Yes Yes No Yes 0/0  -  -40 to +85
DS3641  5 3 1024 No Yes Yes Yes 0/0  -  -40 to +85
See All Secure Supervisors (7)
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