Description
The PDM4M4040 is a 128K x 32 static RAM module constructed on an epoxy laminate (FR-4) substrate using four 128K x 8 static RAMs in plastic SOJ packages. The PDM4M4040 is available with access times as fast as 12 ns with minimal power consumption.

FEATUREs
□ High density 4 megabit Static RAM module
□ Low profile 64-pin ZIP (Zig-zag In-line vertical Package) or 64-pin SIMM (Single In-line Memory Module)
□ Fast access time: 12 ns (max.)
□ Surface mounted plastic components on an epoxy laminate (FR-4) substrate
□ Single 5V (±10%) power supply
□ Multiple VSS pins and decoupling capacitors for maximum noise immunity
□ Inputs/outputs directly TTL compatible