7133中文资料2K x 16 Dual-Port RAM数据手册Renesas规格书

描述 Description

The 7133 high-speed 2K x 16 Dual-Port Static RAMs is designed to be used as a stand-alone 16-bit Dual-Port RAM or as a \"MASTER\" Dual-Port RAM together with the 7143 \"SLAVE\" Dual-Port in 32-bit-or-more word width systems. Low-power (LA) versions offer battery backup data retention capability, with each port typically consuming 200μW for a 2V battery. Military grade product in compliance with MIL-PRF-38535 QML is available.

特性 Features

True Dual-Ported memory cells which allow simultaneous access of the same memory location
Versatile control for write: separate write control for lower and upper byte of each port
easily expands data bus width to 32 bits or more using SLAVE
On-chip port arbitration logic
BUSY output flag
Fully asynchronous operation from either port
Battery backup operation–2V data retention
TTL-compatible
single 5V (±10%) power supply
Available in 68-pin ceramic PGA, Flatpack, PLCC and 100-pin TQFP packages
Industrial temperature range (–40C to +85C) is available