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CAT24FC256 датащи(PDF) 1 Page - Catalyst Semiconductor |
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CAT24FC256 датащи(HTML) 1 Page - Catalyst Semiconductor |
1 / 12 page Discontinued Part © 2005 by Catalyst Semiconductor, Inc. Characteristics subject to change without notice 1 CAT24FC256 256K-Bit I2C Serial CMOS EEPROM Doc. No. 1040, Rev. K PIN FUNCTIONS Pin Name Function A0, A1, A2 Address Inputs SDA Serial Data/Address SCL Serial Clock WP Write Protect VCC +1.8V to +5.5V Power Supply VSS Ground NC No Connect DESCRIPTION The CAT24FC256 is a 256K-bit Serial CMOS EEPROM internally organized as 32,768 words of 8 bits each. Catalyst’s advanced CMOS technology substantially reduces device power requirements. The CAT24FC256 * Catalyst Semiconductor is licensed by Philips Corporation to carry the I2C Bus Protocol. features a 64-byte page write buffer. The device oper- ates via the I2C bus serial interface and is available in 8- pin DIP or 8-pin SOIC packages. PIN CONFIGURATION BLOCK DIAGRAM I Fast mode I2C bus compatible* I Max clock frequency: - 400kHz for V CC = 1.8 V to 5.5 V - 1MHz for V CC = 2.5 V to 5.5 V I Schmitt trigger filtered inputs for noise suppression I Low power CMOS technology I 64-byte page write buffer I Self-timed write cycle with auto-clear FEATURES DIP Package (P, L, GL) SOIC Package (J, W, K, X, GW, GX) I Industrial and automotive temperature ranges I 5 ms max write cycle time I Write protect feature – Entire array protected when WP at V IH I 100,000 program/erase cycles I 100 year data retention I 8-pin DIP or 8-pin SOIC(JEDEC) and 8-pin SOIC (EIAJ) A1 A2 VSS A1 A2 VCC WP SCL SDA 1 2 3 4 8 7 6 5 A0 VCC WP SCL SDA 1 2 3 4 8 7 6 5 VSS A0 DOUT ACK SENSE AMPS SHIFT REGISTERS CONTROL LOGIC WORD ADDRESS BUFFERS START/STOP LOGIC STATE COUNTERS SLAVE ADDRESS COMPARATORS EEPROM 512X512 VCC EXTERNAL LOAD COLUMN DECODERS XDEC DATA IN STORAGE HIGH VOLTAGE/ TIMING CONTROL VSS WP SCL SDA 512 512 A0 A1 A2 |
Аналогичный номер детали - CAT24FC256 |
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Аналогичное описание - CAT24FC256 |
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