Description
The Hitachi HM9264B is 64k-bit static RAM organized 8-kword × 8-bit. It realizes higher performance and low power consumption by 1.5 µm CMOS process technology. The device, packaged in 450 mil SOP (foot print pitch width), 600 mil plastic DIP, is available for high density mounting.

FEATUREs
• High speed
    - Fast access time: 85/100 ns (max)
• Low power
    - Standby: 10 µW (typ)
    - Operation: 15 mW (typ) (f = 1 MHz)
• Single 5 V supply
• Completely static memory
    - No clock or timing strobe required
• Equal access and cycle times
• Common data input and output
    - Three state output
• Directly TTL compatible
    - All inputs and outputs
• Battery backup operation capability