Product Summary

The AT28C256-15UM/883C is a high-performance Electrically Erasable and Programmable Read Only Memory. Its 256K of memory is organized as 32,768 words by 8 bits. Manufactured with Atmel’s advanced nonvolatile CMOS technology, the AT28C256-15UM/883C offers access times to 150 ns with power dissipation of just 440 mW. When the AT28C256-15UM/883C is deselected the CMOS standby current is less than 200 µA.

Parametrics

AT28C256-15UM/883C absolute maximum ratings: (1)Temperature Under Bias: -55 to +125℃; (2)Storage Temperature: -65 to +150℃; (3)All Input Voltages (including NC Pins)with Respect to Ground: -0.6V to +6.25V; (4)All Output Voltages with Respect to Ground: -0.6V to VCC + 0.6V; (5)Voltage on OE and A9 with Respect to Ground: -0.6V to +13.5V.

Features

AT28C256-15UM/883C features: (1)Fast Read Access Time - 150 ns; (2)Automatic Page Write Operation; (3)Internal Address and Data Latches for 64-Bytes; (4)Internal Control Timer; (5)Fast Write Cycle Times; (6)Page Write Cycle Time: 3 ms or 10 ms Maximum; (7)1 to 64-Byte Page Write Operation; (8)Low Power Dissipation; (9)50 mA Active Current; (10)200 μA CMOS Standby Current; (11)Hardware and Software Data Protection; (12)DATA Polling for End of Write Detection ; (13)High Reliability CMOS Technology; (14)Endurance: 104 or 105 Cycles; (15)Data Retention: 10 Years; (16)Single 5V ± 10% Supply; (17)CMOS and TTL Compatible Inputs and Outputs; (18)JEDEC Approved Byte-Wide Pinout; (19)Full Military, Commercial, and Industrial Temperature Ranges.

Diagrams

AT28C256-15UM/883C block diagram

AT28BV16
AT28BV16

Other


Data Sheet

Negotiable 
AT28BV16-25JC
AT28BV16-25JC

Atmel

EEPROM 16k bit

Data Sheet

Negotiable 
AT28BV16-25JI
AT28BV16-25JI

Atmel

IC EEPROM 16K 2.7V 32PLCC

Data Sheet

Negotiable 
AT28BV16-25PC
AT28BV16-25PC


IC EEPROM 16KBIT 250NS 24DIP

Data Sheet

Negotiable 
AT28BV16-25PI
AT28BV16-25PI

Atmel

IC EEPROM 16K 2.7V 24DIP

Data Sheet

Negotiable 
AT28BV16-25SC
AT28BV16-25SC

Atmel

EEPROM 16k bit

Data Sheet

Negotiable