I C™ Serial EEPROM Family Data Sheet - Microchip

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24AAXX/24LCXX/24FCXX 8.3 Sequential Read Sequential reads are initiated in the same way as a random read except that after the 24XX transmits the first data byte, the master issues an acknowledge as opposed to the Stop condition used in a random read. This acknowledge directs the 24XX to transmit the next sequentially addressed data byte (Figure 8-4). Following the final byte transmitted to the master, the master will NOT generate an acknowledge but will generate a Stop condition. To provide sequential reads, the 24XX contains an internal Address Pointer which is incremented by one at the completion of each operation. This Address Pointer allows the entire memory contents to be serially read during one operation. If the last address byte in the array is acknowledged, the Address Pointer will roll over to address 0x00. FIGURE 8-4: SEQUENTIAL READ Bus Activity Master SDA Line Bus Activity Control Initial Second Third Final Byte Data Byte Data Byte Data Byte Data Byte A C K A C K DS21930C-page 20 © 2007 Microchip Technology Inc. A C K A C K N O A C K S T O P P
APPENDIX A: REVISION HISTORY Revision A Original release of document. Combined Serial EEPROM 24XXX device data sheets. Revision B (02/2007) Change 1.8V to 1.7V; Removed 14-Lead TSSOP Package; Replaced Package Drawings; Revised Product ID Section. Updates throughout. Revision C (07/2007) Added 24AA1025/LC1025/FC1025 part; Updates throughout; Replaced Package Drawings (Rev. AP). 24AAXX/24LCXX/24FCXX © 2007 Microchip Technology Inc. DS21930C-page 21
Page 1 and 2: Features: • 128-bit through 1024
Page 3 and 4: TABLE 1-1: DEVICE SELECTION TABLE (
Page 5 and 6: 24AAXX/24LCXX/24FCXX TABLE 2-2: AC
Page 7 and 8: 24AAXX/24LCXX/24FCXX TABLE 2-3: AC
Page 9 and 10: 3.0 PIN DESCRIPTIONS The descriptio
Page 11 and 12: 5.0 BUS CHARACTERISTICS The followi
Page 13 and 14: 5.6 Device Addressing For Devices W
Page 15 and 16: 5.7.1 CONTIGUOUS ADDRESSING ACROSS
Page 17 and 18: 6.2 Page Write The write control by
Page 19: 8.0 READ OPERATION Read operations
Page 23 and 24: Device Line 1 Marking 8-Lead SOIC X
Page 25 and 26: Device 8-Lead DFN Example: XXXXXXX
Page 27 and 28: 8-Lead MSOP (150 mil) Example: Devi
Page 29 and 30: 8-Lead Plastic Dual In-Line (P) - 3
Page 31 and 32: 24AAXX/24LCXX/24FCXX 8-Lead Plastic
Page 33 and 34: 5-Lead Plastic Small Outline Transi
Page 35 and 36: 24AAXX/24LCXX/24FCXX 8-Lead Plastic
Page 37 and 38: THE MICROCHIP WEB SITE Microchip pr
Page 39 and 40: PRODUCT IDENTIFICATION SYSTEM 24AAX
Page 41 and 42: Note the following details of the c

I C™ Serial EEPROM Family Data Sheet - Microchip

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