Features
◆ True Dual-Port memory cells which allow simultaneous
access of the same memory location
◆ High-speed access
– Commercial: 10/12/15ns (max.)
– Industrial: 12ns (max.)
◆ RapidWrite Mode simplifies high-speed consecutive write
cycles
◆ Dual chip enables allow for depth expansion without
external logic
◆ IDT70T653M easily expands data bus width to 72 bits or
more using the Busy Input when cascading more than one
device
◆ Busy input for port contention management
◆ Interrupt Flags
◆ Full on-chip hardware support of semaphore signaling
between ports
◆ Fully asynchronous operation from either port
◆ Separate byte controls for multiplexed bus and bus
matching compatibility
◆ Sleep Mode Inputs on both ports
◆ Single 2.5V (±100mV) power supply for core
◆ LVTTL-compatible, selectable 3.3V (±150mV)/2.5V (±100mV)
power supply for I/Os and control signals on each port
◆ Includes JTAG functionality
◆ Available in a 256-ball Ball Grid Array
◆ Industrial temperature range (–40°C to +85°C) is available
for selected speeds
◆ Green parts available, see ordering information