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Now downloading free:Catalyst Semiconductor CAT28C257  [report bad file]  

Download Catalyst Semiconductor CAT28C257 docs - Memory, computer memory, flash memory, ram, eeprom, eprom schematics and info

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File name:28C257.pdf
Size:67 kB
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MD5 Checksum:f33b83731033e6f49e5c94d91735d4a6
Mfg:

Catalyst Semiconductor

Model:

CAT28C257

Original Chassis:
Descr:Datasheet: 256K-Bit CMOS PARALLEL EEPROM
Group:Electronics > Components > Integrated circuits > Memory >
Uploaded:2005-04-01 06:13:19
User:dupator
Multipart:No multipart

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28C257.pdfCAT28C257 256K-Bit CMOS PARALLEL EEPROM FEATURES s Fast read access times: 120/150 ns s Low power CMOS dissipation: s Automatic page write operation: ­Active: 25 mA max. ­Standby: 150 µA max. s Simple write operation: ­1 to 128 Bytes in 5ms ­Page load timer s End of write detection: ­On-chip address and data latches ­Self-timed write cycle with auto-clear s Fast write cycle time: ­Toggle bit DATA ­DATA polling s Hardware and software write protection s 100,000 Program/erase cycles s 100 Year data retention s Commercial, industrial and automotive ­5ms max s CMOS and TTL compatible I/O temperature ranges DESCRIPTION The CAT28C257 is a fast, low power, 5V-only CMOS Parallel EEPROM organized as 32K x 8-bits. It requires a simple interface for in-system programming. On-chip address and data latches, self-timed write cycle with autoclear and VCC power up/down write protection eliminate additional timing and protection hardware. DATA Polling and Toggle status bits signal the start and

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