I2C Bus

I²C Bus Fundamentals

NXP Semiconductors

This tutorial will introduce the I²C bus, overview its hardware architecture, explain its communication waveforms, and step through the data transfer sequence. It will also explain the advantages of I²C and review the electrical specifications for the different I²Cmodes.

Related Parts

BilledeManufacturer Part NumberBeskrivelseTilgængeligt antal Pris
IC RTC CLOCK/CALENDAR I2C 20SOPCF2127AT/2YIC RTC CLOCK/CALENDAR I2C 20SO0 - Immediate$32.26Vis detaljer
IC RTC CLOCK/CALENDAR I2C 8SOPCF8563T/F4,118IC RTC CLOCK/CALENDAR I2C 8SO494 - Immediate$10.19Vis detaljer
IC RTC CLOCK/CALENDAR I2C 8DIPPCF8583P/F5,112IC RTC CLOCK/CALENDAR I2C 8DIP0 - ImmediateSee Page for PricingVis detaljer
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IC RTC CLOCK/CALENDAR I2C 8SOPCF8593T/1,118IC RTC CLOCK/CALENDAR I2C 8SO1313 - Immediate$23.04Vis detaljer
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IC RTC CLK/CALENDAR I2C 10HVSONPCF8563BS/4,118IC RTC CLK/CALENDAR I2C 10HVSON13759 - Immediate$8.77Vis detaljer
IC RTC CLK/CALENDAR I2C 8TSSOPPCF8563TS/4,118IC RTC CLK/CALENDAR I2C 8TSSOP175 - Immediate$10.43Vis detaljer
IC RTC CLOCK/CALENDAR I2C 8SOPCF8563T/F4,112IC RTC CLOCK/CALENDAR I2C 8SO0 - ImmediateSee Page for PricingVis detaljer
IC RTC CLK/CALENDAR I2C 14TSSOPPCF8523TS/1,112IC RTC CLK/CALENDAR I2C 14TSSOP0 - ImmediateSee Page for PricingVis detaljer
IC RTC CLOCK/CALENDAR I2C 8SOPCF8523T/1,118IC RTC CLOCK/CALENDAR I2C 8SO2579 - Immediate$8.26Vis detaljer
IC RTC CLK/CALENDAR I2C 8HVSONPCF8523TK/1,118IC RTC CLK/CALENDAR I2C 8HVSON14167 - Immediate$9.60Vis detaljer
IC RTC CLK/CALENDAR I2C 14TSSOPPCF8523TS/1,118IC RTC CLK/CALENDAR I2C 14TSSOP17801 - Immediate$10.11Vis detaljer
IC RTC CLOCK/CALENDAR I2C 8SOPCF8563T/5,518IC RTC CLOCK/CALENDAR I2C 8SO23307 - Immediate$5.70Vis detaljer
IC RTC CLK/CALENDAR I2C 8TSSOPPCF8563TS/5,118IC RTC CLK/CALENDAR I2C 8TSSOP1985 - Immediate$8.19Vis detaljer
IC ADC/DAC 8BIT 11.1K 16DIPPCF8591P,112IC ADC/DAC 8BIT 11.1K 16DIP0 - ImmediateSee Page for PricingVis detaljer
IC ADC/DAC 8BIT 11.1K 16SOPCF8591T/2,518IC ADC/DAC 8BIT 11.1K 16SO0 - Immediate$29.38Vis detaljer
IC ADC/DAC 8BIT 11.1K 16SOPCF8591T/2,512IC ADC/DAC 8BIT 11.1K 16SO0 - ImmediateSee Page for PricingVis detaljer
IC CTRL PARALLEL/I2C BUS 20TSSOPPCA9564PW,112IC CTRL PARALLEL/I2C BUS 20TSSOP0 - ImmediateSee Page for PricingVis detaljer
PTM Published on: 2011-06-22

Related Product Highlight

Voltage Level Translators NXP's voltage translators address the various applications that need a transition of I²C signals through multiple voltage domains without direct control.
DAC7571 Single-Channel 12-Bit DACs Texas Instruments offers the DAC7571 2.7 V to 5.5 V, I²C interface (receiver only), voltage output, 12-bit digital-to-analog converters.
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Related Articles and Blogs

Logic Level Shifting Basics Mainstay 5 V logic is joined by ever lower voltage standards like 3.3 V, 2.5 V, 1.8 V and lower, resulting in the need for mismatched systems to communicate.
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