
Integrated Device Technology
Description
The IDT70V07 is a high-speed 32K x 8 Dual-Port Static RAM. The IDT70V07 is designed to be used as a stand-alone 256K-bit Dual-Port RAM or as a combination MASTER/SLAVE Dual-Port RAM for 16-bit-or-more word systems.
FEATUREs
◆ True Dual-Ported memory cells which allow simultaneous
access of the same memory location
◆ High-speed access
– Commercial: 25/35/55ns (max.)
– Industral: 25ns (max.)
◆ Low-power operation
– IDT70V07S
Active: 300mW (typ.)
Standby: 3.3mW (typ.)
– IDT70V07L
Active: 300mW (typ.)
Standby: 660µW (typ.)
◆ Interrupt Flag
◆ IDT70V07 easily expands data bus width to 16 bits or more
using the Master/Slave select when cascading more than
one device
◆ M/S = VIH for BUSY output flag on Master
M/S = VIL for BUSY input on Slave
◆ On-chip port arbitration logic
◆ Full on-chip hardware support of semaphore signaling
between ports
◆ Fully asynchronous operation from either port
◆ TTL-compatible, single 3.3V (±0.3V) power supply
◆ Available in 68-pin PGA and PLCC, and a 80-pin TQFP
◆ Industrial temperature range (-40°C to +85°C) is available
for selected speeds