Part Number
|
M48T37V |
Manufacturer
|
STMicroelectronics |
Description
|
256 Kbit (32 Kbit x 8) TIMEKEEPER SRAM |
Published
|
Feb 3, 2015 |
Detailed Description
|
M48T37Y M48T37V
5.0 or 3.3 V, 256 Kbit (32 Kbit x 8) TIMEKEEPER® SRAM
Features
■ Integrated ultra low power SRAM, real-...
|
Datasheet
|
M48T37V
|
Overview
M48T37Y M48T37V
5.
0 or 3.
3 V, 256 Kbit (32 Kbit x 8) TIMEKEEPER® SRAM
Features
■ Integrated ultra low power SRAM, real-time clock, power-fail control circuit, and battery
■ Frequency test output for real-time clock software calibration
■ Automatic power-fail chip deselect and WRITE protection
■ Watchdog timer
■ WRITE protect voltage (VPFD = Power-fail deselect voltage): – M48T37Y: VCC = 4.
5 to 5.
5 V 4.
2 V ≤ VPFD ≤ 4.
5 V – M48T37V: VCC = 3.
0 to 3.
6 V 2.
7 V ≤ VPFD ≤ 3.
0 V
■ Packaging includes a 44-lead SOIC and SNAPHAT® top (to be ordered separately)
■ SOIC package provides direct connection for a SNAPHAT® top which contains the battery and crystal
■ Microprocessor power-on reset (valid even ...
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