W55212B Winbond, W55212B Datasheet
W55212B
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W55212B Summary of contents
Page 1
... GENERAL DESCRIPTION The W55212B is a normal speed, low power CMOS static RAM organized as 256K operates on a single 5V power supply. Manufactured using Winbond's high performance CMOS technology, the W55212B is designed for extensive use in voice recording applications FEATURES Single 3.6V to 5.5V power supply Low power consumption ...
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... TRUTH TABLE CS W When the chip is unselected, the W/R signal will be transmitted to the EOP pin. DESCRIPTION Control SRAM Circuits 256K x 1 Bit Address Controller MODE DATA PIN Note selected High Z Write Data in Read Data out - 2 - W55212B EOP V CURRENT ...
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... The timing of the start address loading in write-in/read-out operation is shown below: Load start address for write-in/read-out operation: CS ADDR CLK DATA EOP Write-in operation: CS W/R ADDR CLK DATA EOP Read-out operation: ¡K ¡K ¡K ¡K 256K Publication Release Date: September 1996 - 3 - W55212B Revision A1 ...
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... Note: Exposure to conditions beyond those listed under Absolute Maximum Ratings may adversely affect the life and reliability of the device. DC CHARACTERISTICS ¡K ¡K 256K T SYMBOL RATING - -0 -55 to +150 W55212B EP UNIT V +0 ...
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... SYM. CONDITIONS Write mode WH T Read mode Read mode RA T Write mode Read mode SUR T - SUW (For reference only W55212B LIMIT MIN. TYP. MAX. 3.6 5.0 5 2 2.8 - 6.0 -0 MIN. TYP. MAX ...
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... W51205901A/ W51205903A W55212B DATA DATA CLK CLK ADDR ADDR W/R W EOP * W51205901A/W51205903A substrate connected W55212B substrate connected W51205901A/ W51205903A W55212B DATA DATA CLK CLK ADDR ADDR W/R W/R CS EOP CS EOP W55212B DATA CLK ADDR W/R EOP CS EOP for C.O.B. SS for C.O. W55212B W55212B W55212B ...
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... Note: All data and specifications are subject to change without notice. Winbond Electronics North America Corp. Winbond Memory Lab. Winbond Microelectronics Corp. Winbond Systems Lab. 2730 Orchard Parkway, San Jose, CA 95134, U.S.A. TEL: 1-408-9436666 FAX: 1-408-9436668 Publication Release Date: September 1996 - 7 - W55212B Revision A1 ...