IDT IDT70261S
HIGH-SPEED 16K x 16 DUAL-PORT STATIC RAM
FEATURES
● True Dual-Ported memory cells which allow simultaneous access of the same memory location● High-speed access – Commercial: 15/20/25/35/55ns (max.) – Industrial 20/25ns (max.)
● Low-power operation – IDT70261S Active: 750mW (typ.) Standby: 5mW (typ.) – IDT70261L Active: 750mW (typ.) Standby: 1mW (typ.)
● Separate upper-byte and lower-byte control for multiplexed bus compatibility
● IDT70261 easily expands data bus width to 32 bits or more using the Master/Slave select when cascading more than one device
● M/S = H for BUSY output flag on Master, M/S = L for BUSY input on Slave
● Busy and Interrupt Flags
● On-chip port arbitration logic
● Full on-chip hardware support of semaphore signaling between ports
● Fully asynchronous operation from either port
● TTL-compatible, single 5V (±10%) power supply
● Available in 100-pin Thin Quad Flatpack
● Industrial temperature range