CY7C109D Datasheet | Cypress

CY7C109D CY7C1009D 1-Mbit (128 K × 8) Static RAM 1-Mbit (128 K × 8) Static RAM Features - Pin- and function-patible with CY7C109B/CY7C1009B - High speed - t AA = 10 ns - Low active power - ICC = 80 m A at 10 ns - Low CMOS standby power - ISB2 = 3 m A - 2.0 V Data Retention - Automatic power-down when deselected - TTL-patible inputs and outputs - Easy memory expansion with CE1, CE2 and OE options - CY7C109D available in Pb-free 32-pin 400-Mil wide Molded SOJ and 32-pin TSOP I packages. CY7C1009D available in Pb-free 32-pin 300-Mil wide Molded SOJ package Functional Description The CY7C109D/CY7C1009D [1] is a high-performance CMOS static RAM organized as 131,072 words by 8 bits. Easy memory expansion is provided by an active LOW Chip Enable (CE1), an active HIGH Chip Enable (CE2), an active LOW Output Enable Logic Block Diagram (OE), and tri-state drivers.The eight input and output pins (I/O0 through I/O7) are placed in a high-impedance state when: -...