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PCMD3140IRTER Datasheet(PDF) 8 Page - Texas Instruments |
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PCMD3140IRTER Datasheet(HTML) 8 Page - Texas Instruments |
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8 / 106 page  6.6 Timing Requirements: I2C Interface at TA = 25°C, IOVDD = 3.3 V or 1.8 V (unless otherwise noted); see Figure 6-1 for timing diagram MIN NOM MAX UNIT STANDARD-MODE fSCL SCL clock frequency 0 100 kHz tHD;STA Hold time (repeated) START condition. After this period, the first clock pulse is generated. 4 μs tLOW Low period of the SCL clock 4.7 μs tHIGH High period of the SCL clock 4 μs tSU;STA Setup time for a repeated START condition 4.7 μs tHD;DAT Data hold time 0 3.45 μs tSU;DAT Data setup time 250 ns tr SDA and SCL rise time 1000 ns tf SDA and SCL fall time 300 ns tSU;STO Setup time for STOP condition 4 μs tBUF Bus free time between a STOP and START condition 4.7 μs FAST-MODE fSCL SCL clock frequency 0 400 kHz tHD;STA Hold time (repeated) START condition. After this period, the first clock pulse is generated. 0.6 μs tLOW Low period of the SCL clock 1.3 μs tHIGH High period of the SCL clock 0.6 μs tSU;STA Setup time for a repeated START condition 0.6 μs tHD;DAT Data hold time 0 0.9 μs tSU;DAT Data setup time 100 ns tr SDA and SCL rise time 20 300 ns tf SDA and SCL fall time 20 × (IOVDD / 5.5 V) 300 ns tSU;STO Setup time for STOP condition 0.6 μs tBUF Bus free time between a STOP and START condition 1.3 μs FAST-MODE PLUS fSCL SCL clock frequency 0 1000 kHz tHD;STA Hold time (repeated) START condition. After this period, the first clock pulse is generated. 0.26 μs tLOW Low period of the SCL clock 0.5 μs tHIGH High period of the SCL clock 0.26 μs tSU;STA Setup time for a repeated START condition 0.26 μs tHD;DAT Data hold time 0 μs tSU;DAT Data setup time 50 ns tr SDA and SCL rise time 120 ns tf SDA and SCL fall time 20 × (IOVDD / 5.5 V) 120 ns tSU;STO Setup time for STOP condition 0.26 μs tBUF Bus free time between a STOP and START condition 0.5 μs PCMD3140 SBASA64A – DECEMBER 2020 – REVISED JUNE 2021 www.ti.com 8 Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated Product Folder Links: PCMD3140 |
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