BUY 27C1024QC-55 https://www.utsource.net/itm/p/11247261.html

Description: 27C1024QC-55 is a 1024K (1M) bit CMOS EPROM. Features: Low power CMOS technology High speed access time: 55ns Low voltage operation: 2.7V to 6.0V High reliability Endurance: 100,000 cycles Data Retention: 40 years JEDEC standard pinout Available in PLCC44 package Applications: Automotive Industrial Consumer Telecommunications Medical Military (For reference only)