U63764中文資料etc未分類制造商數(shù)據(jù)手冊PDF規(guī)格書

[Simtek]

Description

The U63764 has two separate modes of operation: SRAM mode and nonvolatile mode. In SRAM mode, the memory operates as an ordinary static RAM. In non-volatile operation, data is transferred in parallel from SRAM to EEPROM or from EEPROM to SRAM. In this mode SRAM functions are disabled.

Features

? CMOS non- volatile static RAM 8192 x 8 bits

? 70 ns Access Time

? 35 ns Output Enable Access Time

? ICC = 15 mA at 200 ns Cycle Time

? Unlimited Read and Write Cycles to SRAM

? Automatic STORE to EEPROM on Power Down using charge stored in an integrated capacitor

? Software initiated STORE

? Automatic STORE Timing

? 105 STORE cycles to EEPROM

? 10 years data retention in EEPROM

? Automatic RECALL on Power Up

? Software RECALL Initiation

? Unlimited RECALL cycles from EEPROM

? Single 5 V ± 10 Operation

? Operating temperature range:

0 to 70 °C

-40 to 85 °C

? QS 9000 Quality Standard

? ESD protection > 2000 V (MIL STD 883C M3015.7)

? RoHS compliance and Pb- free

? Package: PDIP28 (600 mil)