■ 제품필수정보

제조사	Renesas Electronics
제조사품명	71321SA55JG
간략설명	Renesas Electronics SRAM Memory Chip, 71321SA55JG- 32kbit

■ 제품사양

Memory Size = 32kbit Organisation = 2K x 8 Number of Words = 4K Number of Bits per Word = 16bit Maximum Random Access Time = 55ns Low Power = Yes Timing
타입 = Asynchronous
장착형태 = Surface Mount
패키지 = PLCC-52
핀수 = 52
크기 = 19 x 19 x 3.63mm Maximum Operating Supply Voltage = 5.5 V
최대 작동 온도 = +70 °C The Renesas Electronics 71321 is a high-speed 2K x 8 Dual-Port Static RAM with internal interrupt logic for interprocessor communications. It is designed to be used as a stand-alone 8-bit Dual-Port RAM or as a ??MASTER??Dual-Port RAM together with the 71421 ??SLAVE??Dual-Port in 16-bit-or-more word width systems which would result in full-speed, error free operation without the need for additional discrete logic.True Dual-Ported memory cells which allow simultaneous access of the same memory location Two INT flags for port-to-port communications Easily expands data bus width to 16-or more- bits using SLAVE 71421 On-chip port arbitration logic BUSY output flag Fully asynchronous operation from either port Battery backup operation ??2V data retention (LA only) TTL-compatible, single 5V ±10% power supply Available in 52-Pin PLCC and TQFP, 64-Pin TQFP and STQFP packages Industrial temperature range (-40C to +85C) is available