Datasheet 24C01C (Microchip) - 7

HerstellerMicrochip
Beschreibung1K 5.0V I2C Serial EEPROM
Seiten / Seite36 / 7 — 24C01C. FIGURE 4-1:. DATA TRANSFER SEQUENCE ON THE SERIAL BUS. FIGURE …
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DokumentenspracheEnglisch

24C01C. FIGURE 4-1:. DATA TRANSFER SEQUENCE ON THE SERIAL BUS. FIGURE 4-2:. ACKNOWLEDGE TIMING

24C01C FIGURE 4-1: DATA TRANSFER SEQUENCE ON THE SERIAL BUS FIGURE 4-2: ACKNOWLEDGE TIMING

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24C01C FIGURE 4-1: DATA TRANSFER SEQUENCE ON THE SERIAL BUS
(A) (B) (C) (D) (C) (A) SCL SDA Start Address or Data Stop Condition Acknowledge Allowed Condition Valid to Change
FIGURE 4-2: ACKNOWLEDGE TIMING
Acknowledge Bit SCL 1 2 3 4 5 6 7 8 9 1 2 3 SDA Data from transmitter Data from transmitter Transmitter must release the SDA line at this point Receiver must release the SDA line at this allowing the Receiver to pul the SDA line low to point so the Transmitter can continue send- acknowledge the previous eight bits of data. ing data.  1997-2012 Microchip Technology Inc. DS21201K-page 7 Document Outline 24C01C Features: Description: Block Diagram Package Types 1.0 Electrical Characteristics Absolute Maximum Ratings(†) TABLE 1-1: DC Characteristics TABLE 1-2: AC Characteristics FIGURE 1-1: Bus Timing Data 2.0 Pin Descriptions TABLE 2-1: Pin Function Table 2.1 SDA Serial Data 2.2 SCL Serial Clock 2.3 A0, A1, A2 2.4 Test 2.5 Noise Protection 3.0 Functional Description 4.0 Bus Characteristics 4.1 Bus Not Busy (A) 4.2 Start Data Transfer (B) 4.3 Stop Data Transfer (C) 4.4 Data Valid (D) 4.5 Acknowledge FIGURE 4-1: Data Transfer Sequence on the Serial Bus FIGURE 4-2: Acknowledge Timing 5.0 Device Addressing FIGURE 5-1: Control Byte Format 5.1 Contiguous Addressing Across Multiple Devices 6.0 Write Operations 6.1 Byte Write 6.2 Page Write FIGURE 6-1: Byte Write FIGURE 6-2: Page Write 7.0 Acknowledge Polling FIGURE 7-1: Acknowledge Polling Flow 8.0 Read Operation 8.1 Current Address Read FIGURE 8-1: Current Address Read 8.2 Random Read 8.3 Sequential Read FIGURE 8-2: Random Read FIGURE 8-3: Sequential Read 9.0 Packaging Information 9.1 Package Marking Information Appendix A: Revision History The Microchip Web Site Customer Change Notification Service Customer Support Reader Response Product Identification System Trademarks Worldwide Sales