DS1217M4-25中文資料亞德諾數(shù)據(jù)手冊PDF規(guī)格書

DESCRIPTION

The DS1217M is a nonvolatile RAM designed for portable applications requiring a rugged and durable package. The Nonvolatile Cartridge has memory capacities from 64K x 8 to 512K x 8. The cartridge is accessed in continuous 32K byte banks. Bank switching is accomplished under software control by pattern recognition from the address bus. A card edge connector is required for connection to a host system. A standard 30-pin connector can be used for direct mount to a printed circuit board.

FEATURES

? User-insertable

? Data retention greater than 5 years

? Capacity up to 512K x 8

? Standard bytewide pinout facilitates connection to JEDEC 28-pin DIP via ribbon cable

? Software-controlled banks maintain 32 x 8 JEDEC 28-pin compatibility

? Multiple cartridges can reside on a common bus

? Automatic write protection circuitry safeguards against data loss

? Manual switch unconditionally protects data

? Compact size and shape

? Rugged and durable

? Wide operating temperature range of 0°C to 70°C