DatasheetsPDF.com

24C256

ATMELCorporation
Part Number 24C256
Manufacturer ATMELCorporation
Description 2-Wire Serial EEPROMs
Published Mar 23, 2005
Detailed Description Features • Low Voltage and Standard Voltage Operation – 5.0 (VCC = 4.5V to 5.5V) – 2.7 (VCC = 2.7V to 5.5V) – 1.8 (VCC =...
Datasheet PDF File 24C256 PDF File

24C256
24C256


Overview
Features • Low Voltage and Standard Voltage Operation – 5.
0 (VCC = 4.
5V to 5.
5V) – 2.
7 (VCC = 2.
7V to 5.
5V) – 1.
8 (VCC = 1.
8V to 3.
6V) Internally Organized 16,384 x 8 and 32,768 x 8 2-Wire Serial Interface Schmitt Trigger, Filtered Inputs for Noise Suppression Bidirectional Data Transfer Protocol 1 MHz (5V), 400 kHz (2.
7V) and 100 kHz (1.
8V) Compatibility Write Protect Pin for Hardware and Software Data Protection 64-Byte Page Write Mode (Partial Page Writes Allowed) Self-Timed Write Cycle (5 ms typical) High Reliability – Endurance: 100,000 Write Cycles – Data Retention: 40 Years – ESD Protection: > 4000V Automotive Grade and Extended Temperature Devices Available 8-Pin JEDEC PDIP, 8-Pin JEDEC and EIAJ SOIC, 14-Pin TSSOP, and 8-Pin Leadless Array Packages • • • • • • • • • 2-Wire Serial EEPROMs 128K (16,384 x 8) 256K (32,768 x 8) • • Description The AT24C128/256 provides 131,072/262,144 bits of serial electrically erasable and programmable read only memory (EEPROM) organized as 16,384/32,768 words of 8 bits each.
The device’s cascadable feature allows up to 4 devices to share a common 2-wire bus.
The device is optimized for use in many industrial and commercial applications where low power and low voltage operation are essential.
The devices are available in space-saving 8-pin JEDEC PDIP, 8-pin EIAJ, 8-pin JEDEC SOIC, 14-pin TSSOP, and 8-pin LAP packages.
In addition, the entire family is available in 5.
0V (4.
5V to 5.
5V), 2.
7V (2.
7V to 5.
5V) and 1.
8V (1.
8V to 3.
6V) versions.
AT24C128 AT24C256 Pin Configurations Pin Name A0 to A1 SDA SCL WP NC Function Address Inputs Serial Data Serial Clock Input Write Protect No Connect A0 A1 NC GND A0 A1 NC GND 8-Pin PDIP 1 2 3 4 8 7 6 5 VCC WP SCL SDA 8-Pin SOIC 1 2 3 4 8 7 6 5 VCC WP SCL SDA 14-Pin TSSOP A0 A1 NC NC NC NC GND 1 2 3 4 5 6 7 14 13 12 11 10 9 8 VCC WP NC NC NC SCL SDA 8-Pin Leadless Array VCC WP SCL SDA 8 7 6 5 1 2 3 4 A0 A1 NC GND Rev.
0670C–08/98 Bottom View 1 Absolute Maximum Ratings* Operating Tem...


Similar Datasheet


@ 2014 :: Datasheetspdf.com :: Semiconductors datasheet search & download site. (Privacy Policy & Contact)