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Maxim > 方案 > 销售终端(POS)

电池备份电路

数据资料
显示 标题/型号 关键优势
QV  PDF 可提供稳压输出的电池备份电路
MAX16023, MAX16024

低功耗电池备份电路，可调节输出大大减少外部元件数量
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 3.3V、26通道、三态传输门电路
DS3690

业内集成度最高的传输门电路，用于高密度SRAMS
QV    带有RTC的8k x 8安全存储器，可设置防篡改检测等级
DS3665

业内首款8kB安全存储器，具有防篡改响应层
QV    带有RTC的1k x 8安全存储器，可设置防篡改检测等级
DS3644

业内首款安全存储器，具有防篡改响应层
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，具有1kB加密保护存储器
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    I²C安全监控电路，带有1kB电池备份、加密SRAM
DS3640

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电池备份、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



Key Specifications:   Battery Backup Circuits
Part Number Reset Threshold Range (V) Active-Low Reset Output Active-High Reset Output Features Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
MAX16016  NEW! 1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain
Push-Pull 		 - 
•Batt Freshness Seal
•Battery On
•Manual Reset
•Power Fail Comparator
•Watchdog
 THIN QFN (Dual)/10 10 -40 to +85
MAX16020  NEW! 1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain
Push-Pull 		 - 
•Batt Freshness Seal
•Battery On
•Chip Enable Gate
•Low Line
•Manual Reset
•Power Fail Comparator
•Watchdog
 THIN QFN/16 17 -40 to +85
MAX16021  NEW! 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
•Batt Freshness Seal
•Battery On
•Chip Enable Gate
•Low Line
•Manual Reset
•Power Fail Comparator
•Watchdog
 See Data Sheet  -  -40 to +85
MAX16023  NEW! 1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain
Push-Pull 		 - 
•Manual Reset
•Power Fail Comparator
•Regulated Output
 THIN QFN (Dual)/8 10 -40 to +85
MAX16024  NEW! 1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain
Push-Pull 		 - 
•Battery On
•Chip Enable Gate
•Manual Reset
•Regulated Output
 THIN QFN (Dual)/10 10 -40 to +85
MAX16033  1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain
Push-Pull 		 - 
•Chip Enable Gate
•Manual Reset
•Power Fail Comparator
 MicroDFN/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 		 - 
•Chip Enable Gate
•Power Fail Comparator
•Watchdog
 MicroDFN/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 		 - 
•Battery On
•Chip Enable Gate
•Power Fail Comparator
 MicroDFN/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 		 - 
•Adjustable Reset Input
•Chip Enable Gate
•Power Fail Comparator
 MicroDFN/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 		 - 
•Manual Reset
•Power Fail Comparator
 MicroDFN/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 		 - 
•Power Fail Comparator
•Watchdog
 MicroDFN/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 		 - 
•Battery On
•Power Fail Comparator
 MicroDFN/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 		 - 
•Adjustable Reset Input
•Power Fail Comparator
 MicroDFN/8 4 -40 to +85
MAX6365H  2.5 to 3.3
3.3 to 5.5 		 -  Open Drain
•Chip Enable Gate
•Manual Reset
 SOT-23/8 9 -40 to +85
MAX6365L  2.5 to 3.3
3.3 to 5.5 		Push-Pull  - 
•Chip Enable Gate
•Manual Reset
 SOT-23/8 9 -40 to +85
MAX6365P  2.5 to 3.3
3.3 to 5.5 		Open Drain  - 
•Chip Enable Gate
•Manual Reset
 SOT-23/8 9 -40 to +85
MAX6366H  2.5 to 3.3
3.3 to 5.5 		 -  Open Drain
•Chip Enable Gate
•Watchdog
 SOT-23/8 9 -40 to +85
MAX6366L  2.5 to 3.3
3.3 to 5.5 		Push-Pull  - 
•Chip Enable Gate
•Watchdog
 SOT-23/8 9 -40 to +85
MAX6366P  2.5 to 3.3
3.3 to 5.5 		Open Drain  - 
•Chip Enable Gate
•Watchdog
 SOT-23/8 9 -40 to +85
MAX6367H  2.5 to 3.3
3.3 to 5.5 		 -  Open Drain
•Battery On
•Chip Enable Gate
 SOT-23/8 9 -40 to +85
MAX6367L  2.5 to 3.3
3.3 to 5.5 		Push-Pull  - 
•Battery On
•Chip Enable Gate
 SOT-23/8 9 -40 to +85
MAX6367P  2.5 to 3.3
3.3 to 5.5 		Open Drain  - 
•Battery On
•Chip Enable Gate
 SOT-23/8 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
•Adjustable Reset Input
•Chip Enable Gate
 SOT-23/8 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  - 
•Adjustable Reset Input
•Chip Enable Gate
 SOT-23/8 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  - 
•Adjustable Reset Input
•Chip Enable Gate
 SOT-23/8 9 -40 to +85
MAX6361H  2.5 to 3.3
3.3 to 5.5 		 -  Open Drain
•Manual Reset
 SOT-23/6 9 -40 to +85
MAX6361L  2.5 to 3.3
3.3 to 5.5 		Push-Pull  - 
•Manual Reset
 SOT-23/6 9 -40 to +85
MAX6361P  2.5 to 3.3
3.3 to 5.5 		Open Drain  - 
•Manual Reset
 SOT-23/6 9 -40 to +85
MAX6362H  2.5 to 3.3
3.3 to 5.5 		 -  Open Drain
•Watchdog
 SOT-23/6 9 -40 to +85
MAX6362L  2.5 to 3.3
3.3 to 5.5 		Push-Pull  - 
•Watchdog
 SOT-23/6 9 -40 to +85
MAX6362P  2.5 to 3.3
3.3 to 5.5 		Open Drain  - 
•Watchdog
 SOT-23/6 9 -40 to +85
MAX6363H  2.5 to 3.3
3.3 to 5.5 		 -  Open Drain
•Battery On
 SOT-23/6 9 -40 to +85
MAX6363L  2.5 to 3.3
3.3 to 5.5 		Push-Pull  - 
•Battery On
 SOT-23/6 9 -40 to +85
MAX6363P  2.5 to 3.3
3.3 to 5.5 		Open Drain  - 
•Battery On
 SOT-23/6 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
•Adjustable Reset Input
 SOT-23/6 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  - 
•Adjustable Reset Input
 SOT-23/6 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  - 
•Adjustable Reset Input
 SOT-23/6 9 -40 to +85
See All Battery Backup Circuits (89)

Key Specifications:   I/O Port Expanders
Part Number Features Inputs/Outputs Outputs Supply Voltage (min) (V) Supply Voltage (max) (V) Package
DS3690 
•26 Bidirectional Channels
•High-Speed On/Off Time
•Low Propagation Delay
 26 26 2.7 3.6 TQFN/56
See All I/O Port Expanders (26)

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 Operating Temp. Range (°C)
DS3650  2  -   -  No No Yes Yes -40 to +85
DS3600  4 1 64 Yes Yes No Yes -40 to +85
DS3640  5 3 1024 No Yes Yes Yes -40 to +85
DS3641  5 3 1024 No Yes Yes Yes -40 to +85
DS3655   -  4 64 No No No No -40 to +85
See All Secure Supervisors (7)


         


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