VCNL36821S www.vishay.com Vishay Semiconductors PARAMETER TIMING INFORMATION I2C BUS CLOCK (SCLK) I2C BUS DATA SA7 SA6 SA5 SA4 SA3 SA2 SA1 W SA6 SA5 SA4 SA3 SA2 SA1 SA0 SA7 (SDAT) Start by ACK by ACK by master VCNL36821S VCNL36821S I2C bus slave address byte Command code I2C BUS CLOCK (SCLK) I2C BUS DATA SA7 SA6 SA5 SA4 SA3 SA2 SA1 SA0 SA7 SA6 SA5 SA4 SA3 SA2 SA1 SA0 (SDAT) ACK by ACK by Stop by VCNL36821S VCNL36821S master Data byte low Data byte high Fig. 2 - I2C Bus Timing for Sending Word Command Format I2C BUS CLOCK (SCLK) I2C BUS DATA SA7 SA6 SA5 SA4 SA3 SA2 SA1 W SA7 SA6 SA5 SA4 SA3 SA2 SA1 SA0 (SDAT) Start by ACK by ACK by master VCNL36821S VCNL36821S I2C bus slave address byte Command code I2C BUS CLOCK (SCLK) I2C BUS DATA SA7 SA6 SA5 SA4 SA3 SA2 SA1 R SA7 SA6 SA5 SA4 SA3 SA2 SA1 SA0 (SDAT) Start by ACK by ACK by master VCNL36821S master I2C bus slave address byte Data byte low I2C BUS CLOCK (SCLK) I2C BUS DATA SA7 SA6 SA5 SA4 SA3 SA2 SA1 SA0 (SDAT) ACK by Stop by master master Data byte high Fig. 3 - I2C Bus Timing for Receiving Word Command Format Rev. 1.1, 29-Jan-2020 5 Document Number: 80150 For technical questions, contact: sensorstechsupport@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000