CAT24C44VI-T3 ON Semiconductor, CAT24C44VI-T3 Datasheet
CAT24C44VI-T3
Specifications of CAT24C44VI-T3
Related parts for CAT24C44VI-T3
CAT24C44VI-T3 Summary of contents
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... Year Data Retention DESCRIPTION The CAT24C44 Serial NVRAM is a 256-bit nonvolatile memory organized as 16 words x 16 bits. The high speed Static RAM array is bit for bit backed nonvolatile EEPROM array which allows for easy trans- fer of data from RAM array to EEPROM (STORE) and from EEPROM to RAM (RECALL) ...
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CAT24C44 BLOCK DIAGRAM ROW DECODE CE INSTRUCTION DI REGISTER SK INSTRUCTION DECODE (1)(2) MODE SELECTION STORE STORE STORE STORE STORE Mode (3) Hardware Recall 1 Software Recall 1 (3) Hardware Store 0 Software Store Don’t Care POWER-UP ...
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ABSOLUTE MAXIMUM RATINGS* Temperature Under Bias ................. – +125 C Storage Temperature ....................... – +150 C Voltage on Any Pin with (2) Respect to Ground ............. –2.0 to +VCC +2.0V V with Respect to Ground ............... ...
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CAT24C44 A.C. CHARACTERISTICS 10%, unless otherwise specified. CC Symbol Parameter F SK Frequency Positive Pulse Width SKH t SK Negative Pulse Width SKL t Data Setup Time DS t Data Hold Time DH t ...
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... Write After receiving a start bit, 4 address bits, and the 3-bit WRITE command, the 16-bit word is clocked into the device for storage into the RAM memory location speci- fied. The CE pin must remain high during the entire write operation. 5 ...
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CAT24C44 WREN/WRDS The CAT24C44 powers up in the program disable state (the “write enable latch” is reset). Any programming after power-up or after a WRDS (RAM write/EEPROM store disable) instruction must first be preceded by the WREN (RAM write/EEPROM store ...
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... STORE STORE STORE STORE STO/STORE Data in the RAM memory area is stored in the EEPROM memory either by sending the STO instruction or by pulling the STORE input pin low. As security against any Figure 5. Recall Cycle Timing RECALL DO Figure 6. Hardware Store Cycle Timing STORE DO © ...
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... Notes: (1) All packages are RoHS-compliant (Lead-free, Halogen-free). (2) The device used in the above example is a CAT24C44VI-GT3 (SOIC, Industrial Temperature, NiPdAu, Tape & Reel, 3,000/Reel). (3) For additional package option please contact your nearest ON Semiconductor Sales office. (4) Extended Temperature available upon request. Doc. No. MD-1083, Rev. T ...
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