The MCM69R738A/820A is a 4 megabit synchronous late write fast static RAM designed to provide high performance in secondary cache and ATM switch, Telecom, and other high speed memory applications. The MCM69R820A organized as 256K words by 18 bits, and the MCM69R738A organized as 128K words by 36 bits wide are fabricated in Motorola’s high performance silicon gate BiCMOS technology.

• Byte Write Control
• Single 3.3 V +10%, – 5% Operation
• 2.5 V I/O (VDDQ)
• Register to Register Synchronous Operation
• Asynchronous Output Enable
• Boundary Scan (JTAG) IEEE 1149.1 Compatible
• Differential Clock Inputs
• Optional x 18 or x 36 organization
• MCM69R738A/820A–5 = 5 ns
    MCM69R738A/820A–6 = 6 ns
    MCM69R738A/820A–7 = 7 ns
    MCM69R738A/820A–8 = 8 ns
• Sleep Mode Operation (ZZ Pin)
• 119 Bump, 50 mil (1.27 mm) Pitch, 14 mm x 22 mm Plastic Ball Grid Array (PBGA) Package