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Maxim > Solutions > Computers: Desktops, Workstations, and Servers

Nonvolatile Memory (NV SRAM)

DATA SHEETS
Display Title / Parts Key Advantages
QV  PDF 3.3V 26-Channel, Three-Stateable Transmission Gate
DS3690

Highest Density Transmission Gate in the Industry; Needed for Higher Density SRAM
QV    8k x 8 Secure Memory with Programmable Tamper-Response Hierarchy and RTC
DS3665

Industry's First 8kB Secure Memory with Tamper-Response Hierarchy
QV    1k x 8 Secure Memory with Programmable Tamper-Detection Hierarchy and RTC
DS3644

Industry's First Secure Memory with Tamper-Detection Hierarchy
QV    Ultra-Low-Power Tamper-Detection Circuit with Nonimprinting Memory
DS3655

Single-Chip Solution Provides Security, Tamper Detection, Encryption-Key Storage, and Encryption-Key Destruction in Event of Tamper
QV    NV SRAM Controller, RTC, and Supervisor with Tamper Detection
DS3650

Single-Chip Solution Provides Security, Tamper Detection, and Encryption-Key Destruction in Event of Tamper
QV    I²C Secure Supervisor with 1kB Nonimprinting Battery-Backed Encryption Key SRAM
DS3640

Single-Chip Solution Providing Security, Tamper Detection, Encryption Key Storage, and Encryption Key Destruction in Event of Tamper
QV  PDF 40V, Ultra-Low Quiescent-Current Linear Regulators in 6-Pin TDFN/8-Pin SO
MAX15006, MAX15007

Low 9µA Quiescent-Current Linear Regulators Ideal for Always-On Automotive Applications
QV  PDF 3.3V Single-Piece 16Mb Nonvolatile SRAM
DS2070W

Industry's First and Only Single-Piece, Reflowable NVSRAM Module
QV    Secure Supervisor with 64B Nonimprinting, Battery-Backed Encryption Key SRAM
DS3600

Single-Chip Solution Provides Security, Tamper Detection, Encryption Key Storage, and Encryption Key Destruction in Event of Tamper
QV  PDF 3.3V Single-Piece 1Mb Nonvolatile SRAM
DS2045L
QV  PDF 3.3V Single-Piece 256Kb Nonvolatile SRAM
DS2030L
QV  PDF 3.3V Single-Piece 8Mb Nonvolatile SRAM with Clock
DS3065W
QV  PDF 3.3V Single-Piece 4Mb Nonvolatile SRAM with Clock
DS3050W
QV  PDF 3.3V Single-Piece 16Mb Nonvolatile SRAM with clock
DS3070W

Industry's First and Only Single-Piece, Reflowable NVSRAM Module
QV  PDF 3.3V Single-Piece 8Mb Nonvolatile SRAM
DS2065W
QV  PDF 3.3V Single-Piece 4Mb Nonvolatile SRAM
DS2050W
QV  PDF 3.3V Single-Piece 1Mb Nonvolatile SRAM
DS2045W
QV  PDF Single-Piece 256Kb Nonvolatile SRAM
DS2030AB, DS2030Y
QV  PDF Single-Piece 1Mb Nonvolatile SRAM
DS2045AB, DS2045Y
QV  PDF 3.3V 8Mb Nonvolatile SRAM
DS1265W
QV  PDF 3.3V 2048k Nonvolatile SRAM
DS1249W
QV  PDF 3.3V 16Mb Nonvolatile SRAM
DS1270W

3.3V Nonvolatile SRAMs Provide Up to 16Mb Density
QV  PDF Y2K-Compliant, Nonvolatile Timekeeping RAMs
DS1743, DS1743P
QV  PDF 4Meg, Nonvolatile, Y2K-Compliant Timekeeping RAM
DS1557
QV  PDF 1M, Nonvolatile, Y2K-Compliant Timekeeping RAM
DS1556, DS1556P
QV  PDF 256k Nonvolatile, Y2K-Compliant Timekeeping RAM
DS1554
QV  PDF 4096k Nonvolatile SRAM with Battery Monitor
DS1350AB, DS1350Y
QV  PDF 1024k Nonvolatile SRAM with Battery Monitor
DS1345AB, DS1345Y
QV  PDF 256k Nonvolatile SRAM with Battery Monitor
DS1330AB, DS1330Y
QV  PDF 16M Nonvolatile SRAM
DS1270AB, DS1270Y
QV  PDF 8M Nonvolatile SRAM
DS1265AB, DS1265Y
QV  PDF 128k x 16 Nonvolatile SRAM
DS1258AB, DS1258Y
QV  PDF 4096k Nonvolatile SRAM
DS1250AB, DS1250Y
QV  PDF 3.3V 4096k Nonvolatile SRAM
DS1250W
QV  PDF 2048k Nonvolatile SRAM
DS1249AB, DS1249Y
QV  PDF 1024k Nonvolatile SRAM
DS1245AB, DS1245Y
QV  PDF 3.3V 1024k Nonvolatile SRAM
DS1245W
QV  PDF 256k Nonvolatile SRAM
DS1230AB, DS1230Y
QV  PDF 3.3V 256k Nonvolatile SRAM
DS1230W
QV  PDF 64k Nonvolatile SRAM
DS1225AB, DS1225AD
QV  PDF 16k Nonvolatile SRAM
DS1220AB, DS1220AD



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

Key Specifications:   Linear Regulators
Part Number Regulators per Pkg. Min. VIN (V) Max. VIN (V) Preset VOUT (V) Typ. VDROPOUT@ Rated ILOAD (V) Rated ILOAD (mA) Max. ICC (µA) Low Battery/ Power Fail Output Watchdog Reverse Battery Protection Package Operating Temp. Range (°C)
MAX15007  1 4 40 3.3
5.0 		0.3 50 18 No No No SOIC/8
THIN QFN (Dual)/6 		-40 to +125
MAX15006  1 4 40 3.3
5.0 		0.3 50 17 No No No SOIC/8
THIN QFN (Dual)/6 		-40 to +125
See All Linear Regulators (141)

Key Specifications:   Memory (EPROM, EEPROM, ROM, NV SRAM)
Part Number Memory Type Memory Size Bus Type Real-Time Clock DIP with Internal Battery PowerCap Package Battery Monitor With GPIO Single Piece Module Features Supply Voltage (min) (V) Supply Voltage (max) (V)
DS2070W  NV SRAM 2M x 8 Parallel No No No No No Yes
•µP Reset
 3 3.6
DS3070W  NV SRAM 2M x 8 Parallel Yes No No No No Yes
•µP Reset
•Periodic Interrupt
 3 3.6
DS2030L  NV SRAM 32K x 8 Parallel No No No No No Yes
•µP Reset
 3 3.6
DS2045L  NV SRAM 128K x 8 Parallel No No No No No Yes
•µP Reset
 3 3.6
DS3050W  NV SRAM 512K x 8 Parallel Yes No No No No Yes
•µP Reset
•Periodic Interrupt
 3 3.6
DS3065W  NV SRAM 1M x 8 Parallel Yes No No No No Yes
•µP Reset
•Periodic Interrupt
 3 3.6
DS2050W  NV SRAM 512K x 8 Parallel No No No No No Yes
•µP Reset
 3 3.6
DS2065W  NV SRAM 1M x 8 Parallel No No No No No Yes
•µP Reset
 3 3.6
DS2030AB  NV SRAM 32K x 8 Parallel No No No No No Yes
•µP Reset
 4.75 5.25
DS2030Y  NV SRAM 32K x 8 Parallel No No No No No Yes
•µP Reset
 4.5 5.5
DS2045AB  NV SRAM 128K x 8 Parallel No No No No No Yes
•µP Reset
 4.75 5.25
DS2045W  NV SRAM 128K x 8 Parallel No No No No No Yes
•µP Reset
 3 3.6
DS2045Y  NV SRAM 128K x 8 Parallel No No No No No Yes
•µP Reset
 4.5 5.5
DS1249W  NV SRAM 256K x 8 Parallel No Yes No No No No  -  3 3.6
DS1265W  NV SRAM 1M x 8 Parallel No Yes No No No No  -  3 3.6
DS1270W  NV SRAM 2M x 8 Parallel No Yes No No No No  -  3 3.6
DS1220AB  NV SRAM 2K x 8 Parallel No Yes No No No No  -  4.75 5.25
DS1220AD  NV SRAM 2K x 8 Parallel No Yes No No No No  -  4.5 5.5
DS1225AB  NV SRAM 8K x 8 Parallel No Yes No No No No  -  4.75 5.25
DS1225AD  NV SRAM 8K x 8 Parallel No Yes No No No No  -  4.5 5.5
DS1230AB  NV SRAM 32K x 8 Parallel No Yes Yes No No No  -  4.75 5.25
DS1230Y  NV SRAM 32K x 8 Parallel No Yes Yes No No No  -  4.5 5.5
DS1245AB  NV SRAM 128K x 8 Parallel No Yes Yes No No No  -  4.75 5.25
DS1245Y  NV SRAM 128K x 8 Parallel No Yes Yes No No No  -  4.5 5.5
DS1249AB  NV SRAM 256K x 8 Parallel No Yes No No No No  -  4.75 5.25
DS1249Y  NV SRAM 256K x 8 Parallel No Yes No No No No  -  4.5 5.5
DS1250AB  NV SRAM 512K x 8 Parallel No Yes Yes No No No  -  4.75 5.25
DS1250Y  NV SRAM 512K x 8 Parallel No Yes Yes No No No  -  4.5 5.5
DS1258AB  NV SRAM 128K x 16 Parallel No Yes No No No No  -  4.75 5.25
DS1258Y  NV SRAM 128K x 16 Parallel No Yes No No No No  -  4.5 5.5
DS1265AB  NV SRAM 1M x 8 Parallel No Yes No No No No  -  4.75 5.25
DS1265Y  NV SRAM 1M x 8 Parallel No Yes No No No No  -  4.5 5.5
DS1270AB  NV SRAM 2M x 8 Parallel No Yes No No No No  -  4.75 5.25
DS1270Y  NV SRAM 2M x 8 Parallel No Yes No No No No  -  4.5 5.5
DS1330AB  NV SRAM 32K x 8 Parallel No No Yes Yes No No  -  4.75 5.25
DS1330Y  NV SRAM 32K x 8 Parallel No No Yes Yes No No  -  4.5 5.5
DS1345AB  NV SRAM 128K x 8 Parallel No No Yes Yes No No  -  4.75 5.25
DS1345Y  NV SRAM 128K x 8 Parallel No No Yes Yes No No  -  4.5 5.5
DS1350AB  NV SRAM 512K x 8 Parallel No No Yes Yes No No  -  4.75 5.25
DS1350Y  NV SRAM 512K x 8 Parallel No No Yes Yes No No  -  4.5 5.5
DS1230W  NV SRAM 32K x 8 Parallel No Yes Yes No No No  -  3 3.6
DS1245W  NV SRAM 128K x 8 Parallel No Yes Yes No No No  -  3 3.6
DS1250W  NV SRAM 512K x 8 Parallel No Yes Yes No No No  -  3 3.6
See All Memory (EPROM, EEPROM, ROM, NV SRAM) (69)

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
DS3655   -  4 64 No No No No -40 to +85
See All Secure Supervisors (7)

Key Specifications:   Timekeeping & Real-Time Clocks
Part Number Functions Time Format (hh = sec/100) Date Format Interface Supply Voltage (V) Memory Type Memory Size (Bytes) Number of Time of Day Alarms
DS3070W 
•Watchdog Timekeeper
 HH:MM:SS YYYY-MM-DD Bytewide 3.3 NV SRAM 2M 1
DS3050W 
•Watchdog Timekeeper
 HH:MM:SS YYYY-MM-DD Bytewide 3.3 NV SRAM 512K 1
DS3065W 
•Watchdog Timekeeper
 HH:MM:SS YYYY-MM-DD Bytewide 3.3 NV SRAM 1M 1
DS1554 
•Watchdog Timekeeper
 HH:MM:SS YYYY-MM-DD Bytewide 3.3
5 		NV SRAM 32K 1
DS1556 
•Watchdog Timekeeper
 HH:MM:SS YYYY-MM-DD Bytewide 3.3
5 		NV SRAM 128K 1
DS1557 
•Watchdog Timekeeper
 HH:MM:SS YYYY-MM-DD Bytewide 3.3
5 		NV SRAM 512K 1
DS1743   -  HH:MM:SS YYYY-MM-DD Bytewide 3.3
5 		NV SRAM 8K 0
See All Timekeeping & Real-Time Clocks (86)


         


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