
Paradigm Technology
Description
The PDM34078 is a 1,048,576 bit synchronous random access memory organized as 32,768 x 32 bits. This device designed with burst mode capability and interface controls to provide highperformance in second level cache designs for x86, Pentium, 680x0, and PowerPC microprocessors.
FEATUREs
□ Interfaces directly with the x86, Pentium™, 680X0 and PowerPC™ processors (100, 80, 66, 60, 50 MHz)
□ Single 3.3V power supply
□ Mode selectable for interleaved or linear burst: Interleaved for x86 and Pentium Linear for 680x0 and PowerPC
□ High-speed clock cycle times: 10, 12.5, 15, 16.7 and 20 ns
□ High-density 32K x 32 architecture with burst address counter and output register
□ Fully registered inputs and outputs for pipelined operation
□ High-output drive: 30 pF at rated TA
□ Asynchronous output enable
□ Self-timed write cycle
□ Separate byte write enables and one global write enable
□ Internal burst read/write address counter
□ Internal registers for address, data, controls
□ Output data register
□ Burst mode selectable
□ Sleep mode
□ Packages:
100-pin QFP - (Q)
100-pin TQFP - (TQ)