BUY M514800C-60J https://www.utsource.net/itm/p/11193323.html
You deserve it
Description: The M514800C-60J is a 64K x 8-bit high-speed CMOS Static RAM manufactured by OKI Semiconductor. Features: - Low power consumption - Fast access time: 60ns - Single 5V power supply - TTL compatible inputs and outputs - High speed CMOS technology - Low standby current - Automatic power down Applications: - Automotive - Industrial control - Computer peripherals - Telecommunications - Instrumentation - Medical equipment (For reference only)