CY7C148_CypressSemiconductor.pdf
Datasheet Details
Part number:
CY7C149, CY7C148
Manufacturer:
Cypress Semiconductor
File Size:
152.57 KB
Description:
(cy7c148 / cy7c149) 1k x 4 static ram.
Note:
This datasheet PDF includes multiple part numbers: CY7C149, CY7C148.
Please refer to the document for exact specifications by model.
The CY7C148 and CY7C149 are high-performance CMOS static RAMs organized as 1024 by 4 bits.
Easy memory expan- Logic Block Diagram Pin Configurations DIP Top View A6 A5 A4 A3 1 2 3 4 5 6 7 8 9 18 17 16 15 14 13 12 11 10 VCC A7 A8 A9 I/O 0 I/O 1 I/O 2 I/O 3 WE C148 *2 A5 A6 V CC A7 INPUTBUFF
CY7C149 Features
* Automatic power-down when deselected (7C148) CMOS for optimum speed/power 25-ns access time Low active power
* 440 mW (commercial) sion is provided by an active LOW chip select (CS) input and three-state outputs. The CY7C148 remains in a low-power mode
CY7C149 Distributors
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