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

Nonvolatile Memory (NV SRAM)

DATA SHEETS
Display Title/Parts Key Advantages
QV    1k x 8 Secure Memory with Programmable Tamper-Detection Hierarchy and RTC
MAX36025B, MAX36025B+TRL

Industry's First Security Manager with Dual Encryption Engines, Authentication, and Tamper-Detection Hierarchy
QV    NV SRAM Security Manager with 128 Bytes of Internal Nonimprinting Memory, RTC, and Supervisor with Tamper Detection
MAX36051B

Single-Chip Solution Provides Security, Tamper Detection, and Encryption-Key Destruction in Event of Tamper
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 2048kb 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 I/O Outputs VSUPPLY
(V)
VSUPPLY
(V)
min max
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 VIN
(V)
VIN
(V)
Preset VOUT
(V)
VDROPOUT @Rated ILOAD
(V)
Rated ILOAD
(mA)
ICC
(µA)
Low Batt./ Pwr. Fail Out Watchdog Reverse Batt. Protect. Oper. Temp.
(°C)
Package/Pins Smallest Available Pckg.
(mm2)
min max typ max max w/pins
MAX15007  1 4 40
3.3
5
0.3 50 18 No No No -40 to +125
SOIC(N)-EP/8
TDFN-EP/6
9.6
MAX15006  17
SOIC(N)-EP/8
TDFN-EP/6
See All Linear Regulators (152)

Key Specifications:  Memory (EPROM, EEPROM, ROM, NV SRAM)
Part Number Memory Type Memory Size Bus Type Real Time Clock DIP w/Int. Batt. Pwr. Cap Pckg. Battery Monitor With GPIO VSUPPLY
(V)
VSUPPLY
(V)
min max
DS1249W  NV SRAM 256K x 8 Parallel No Yes No No No 3 3.6
DS1265W  1M x 8 Yes No No 3 3.6
DS1270W  2M x 8 Yes No No 3 3.6
DS1220AB  2K x 8 Yes No No 4.75 5.25
DS1220AD  2K x 8 Yes No No 4.5 5.5
DS1225AB  8K x 8 Yes No No 4.75 5.25
DS1225AD  8K x 8 Yes No No 4.5 5.5
DS1230AB  32K x 8 Yes Yes No 4.75 5.25
DS1230Y  32K x 8 Yes Yes No 4.5 5.5
DS1245AB  128K x 8 Yes Yes No 4.75 5.25
DS1245Y  128K x 8 Yes Yes No 4.5 5.5
DS1249AB  256K x 8 Yes No No 4.75 5.25
DS1249Y  256K x 8 Yes No No 4.5 5.5
DS1250AB  512K x 8 Yes Yes No 4.75 5.25
DS1250Y  512K x 8 Yes Yes No 4.5 5.5
DS1265AB  1M x 8 Yes No No 4.75 5.25
DS1265Y  1M x 8 Yes No No 4.5 5.5
DS1270AB  2M x 8 Yes No No 4.75 5.25
DS1270Y  2M x 8 Yes No No 4.5 5.5
DS1330AB  32K x 8 No Yes Yes 4.75 5.25
DS1330Y  32K x 8 No Yes Yes 4.5 5.5
DS1345AB  128K x 8 No Yes Yes 4.75 5.25
DS1345Y  128K x 8 No Yes Yes 4.5 5.5
DS1350AB  512K x 8 No Yes Yes 4.75 5.25
DS1350Y  512K x 8 No Yes Yes 4.5 5.5
DS1230W  32K x 8 Yes Yes No 3 3.6
DS1245W  128K x 8 Yes Yes No 3 3.6
DS1250W  512K x 8 Yes Yes No 3 3.6
See All Memory (EPROM, EEPROM, ROM, NV SRAM) (52)

Key Specifications:  Timekeeping & Real-Time Clocks
Part Number Functions Date/ Time Format Interface VSUPPLY
(V)
Memory Type Memory Size
(Bytes)
Time of Day Alarms
hh = sec/100
DS1554  Watchdog Timekeeper YYYY-MM-DD/ HH:MM:SS Bytewide
3.3
5
NV SRAM 32K 1
DS1556  Watchdog Timekeeper 128K 1
DS1557  Watchdog Timekeeper 512K 1
DS1743  - 8K 0
See All Timekeeping & Real-Time Clocks (80)

Key Specifications:  Secure Supervisors
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
DS3655  - 4 64 No No No No Yes
CSBGA/16
16 -40 to +85
DS3650  2 - - No No Yes Yes
CSBGA/16
16
DS3600  4 1 64 Yes Yes No Yes
CSBGA/25
25
DS3640  5 3 1024 No Yes Yes Yes
CSBGA/25
25
See All Secure Supervisors (7)



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