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M48T37Y Datasheet, Equivalent, TIMEKEEPER SRAM.

256 Kbit (32 Kbit x 8) TIMEKEEPER SRAM

256 Kbit (32 Kbit x 8) TIMEKEEPER SRAM

 

 

 

Part M48T37Y
Description 256 Kbit (32 Kbit x 8) TIMEKEEPER SRAM
Feature M48T37Y M48T37V 5.0 or 3.3 V, 256 Kbit ( 32 Kbit x 8) TIMEKEEPER® SRAM Feature s ■ Integrated ultra low power SRAM, real-time clock, power-fail control cir cuit, and battery ■ Frequency test ou tput for real-time clock software calib ration ■ Automatic power-fail chip de select and WRITE protection ■ Watchdo g timer ■ WRITE protect voltage (VPFD = Power-fail deselect voltage): – M4 8T37Y: VCC = 4.5 to 5.5 V 4.2 V ≤ VPF D ≤ 4.5 V – M48T37V: VCC = 3.0 to 3 .6 V 2.7 V ≤ VPFD ≤ 3.0 V ■ Packa ging includes a 44-lead SOIC and SNAPHA T® top (to be ordered separately) ■ SOIC package provides direct connection fo .
Manufacture STMicroelectronics
Datasheet
Download M48T37Y Datasheet
Part M48T37Y
Description 256 Kbit (32 Kbit x 8) TIMEKEEPER SRAM
Feature M48T37Y M48T37V 5.0 or 3.3 V, 256 Kbit ( 32 Kbit x 8) TIMEKEEPER® SRAM Feature s ■ Integrated ultra low power SRAM, real-time clock, power-fail control cir cuit, and battery ■ Frequency test ou tput for real-time clock software calib ration ■ Automatic power-fail chip de select and WRITE protection ■ Watchdo g timer ■ WRITE protect voltage (VPFD = Power-fail deselect voltage): – M4 8T37Y: VCC = 4.5 to 5.5 V 4.2 V ≤ VPF D ≤ 4.5 V – M48T37V: VCC = 3.0 to 3 .6 V 2.7 V ≤ VPFD ≤ 3.0 V ■ Packa ging includes a 44-lead SOIC and SNAPHA T® top (to be ordered separately) ■ SOIC package provides direct connection fo .
Manufacture STMicroelectronics
Datasheet
Download M48T37Y Datasheet

M48T37Y

M48T37Y
M48T37Y

M48T37Y

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