M48T512Y - 4 Mbit (512 Kbit x 8) TIMEKEEPER SRAM

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ST Microelectronics

Part number	M48T512Y
Manufacturer	STMicroelectronics
File Size	249.43 KB
Description	4 Mbit (512 Kbit x 8) TIMEKEEPER SRAM
Datasheet	M48T512Y Datasheet
Additional preview pages of the M48T512Y datasheet.

Integrated ultra low power SRAM, real-time clock, power-fail control circuit, battery, and crystal ).
BCD coded year, month, day, date, hours, t(sminutes, and seconds c.
Automatic power-fail chip deselect and WRITE uprotection rod.
WRITE protect voltages: (VPFD = power-fail deselect voltage) P.
M48T512Y: VCC = 4.5 to 5.5 V; te4.2 V ≤ VPFD ≤ 4.5 V le.
M48T512V: VCC = 3.0 to 3.6 V; so2.7 V ≤ VPFD ≤ 3.0 V b.
Conventional SRAM operation; unlimited OWRITE cycl.

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Published: Apr 29, 2005 |