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Maxim > Solutions > Automatic Test Equipment (ATE)

NV SRAM

DATA SHEETS
Display Title/Parts Key Advantages
QV  PDF Accurate I²C RTC with Integrated TCXO/Crystal/FRAM
DS32B35, DS32C35

Nonvolatile Memory Has No Backup Supply and No Write Cycle Limits
QV  PDF 3.3V Single-Piece 16Mb Nonvolatile SRAM
DS2070W

Industry's First and Only Single-Piece, Reflowable NVSRAM Module
QV  PDF 3.3V Single-Piece 1Mb Nonvolatile SRAM with Clock
DS3045W

DS3045W 3.3V Single Piece 1M Nonvolatile SRAM with Integrated RTC
QV  PDF 3.3V Single-Piece 256kb Nonvolatile SRAM with Clock
DS3030W

DS3030W 3.3V Single Piece 256kb Nonvolatile SRAM with Integrated RTC
QV  PDF 3.3V Single-Piece 8Mb Nonvolatile SRAM
DS2065W

QV  PDF 3.3V Single-Piece 4Mb Nonvolatile SRAM
DS2050W

QV  PDF Single-Piece 256Kb Nonvolatile SRAM
DS2030AB, DS2030Y

QV  PDF Single-Piece 1Mb Nonvolatile SRAM
DS2045AB, DS2045Y

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
DS1747, DS1747P

QV  PDF Y2K-Compliant, Nonvolatile Timekeeping RAMs
DS1746, DS1746P




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
DS1270W  2M x 8
See All Memory (EPROM, EEPROM, ROM, NV SRAM) (52)

Key Specifications:  Oscillator Modules
Part Number Freq. Osc. Type Tuning Adjustment Type Freq. Output Type Frequency Stability
(±ppm/yr)
Frequency Stability
(±ppm/yr)
Frequency Stability
(±ppm/yr)
Frequency Stability
(±ppm)
VSUPPLY
(V)
0 to +40°C -40 to 0°C/ +40 to +85°C vs. VCC vs. Aging
DS32B35  32.768kHz TCXO Digital CMOS Open-Drain 2 3.5 1 (typ) 5 (0-10 Years)
2.7 to 3.63
3.3
DS32C35 
See All Oscillator Modules (28)

Key Specifications:  Timekeeping & Real-Time Clocks
Part Number Date/ Time Format Interface VSUPPLY
(V)
Time Keeping Current
(nA)
Memory Type Memory Size
(Bytes)
Time of Day Alarms
hh = sec/100 typ
DS32B35  YY-MM-DD/ HH:MM:SS I2C
2.7 to 3.63
3.3
840 FRAM
2K
8K
-
DS32C35  YY-MM-DD/ HH:MM:SS I2C
2.7 to 3.63
3.3
840 FRAM
2K
8K
-
DS1746  YYYY-MM-DD/ HH:MM:SS Bytewide
3.3
5
- NV SRAM 128K 0
DS1747  YYYY-MM-DD/ HH:MM:SS Bytewide
3.3
5
- NV SRAM 512K 0
See All Timekeeping & Real-Time Clocks (80)



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