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PCM186X Datasheet(PDF) 12 Page - Texas Instruments |
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PCM186X Datasheet(HTML) 12 Page - Texas Instruments |
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12 / 115 page ![]() SDA SCL START Repeated START STOP t BUF t S-HD t SCL-F t D-SU t D-HD t LOW t SCL-R t HI t RS-SU t RS-HD t SP t SDA-R t SDA-F t P-SU PCM1860, PCM1862, PCM1864, PCM1864-Q1 SLASE55A – NOVEMBER 2014 – REVISED DECEMBER 2014 www.ti.com 8.10 I 2C Control Interface Timing Requirements PARAMETER CONDITIONS MIN MAX UNIT Standard 100 kHz fSCL SCL clock frequency Fast 400 kHz Standard 4.7 µs tBUF Bus free time between a STOP and START condition Fast 1.3 Standard 4.7 µs tLOW Low period of the SCL clock Fast 1.3 Standard 4.0 µs tHI High period of the SCL clock Fast 600 ns Standard 4.7 µs tRS-SU Setup time for (repeated) START condition Fast 600 ns tS-HD Standard 4.0 µs Hold time for (repeated) START condition tRS-HD Fast 600 ns Standard 250 ns tD-SU Data setup time Fast 100 Standard 0 900 ns tD-HD Data hold time Fast 0 900 Standard 20 + 0.1CB 1000 ns tSCL-R Rise time of SCL signal Fast 20 + 0.1CB 300 Standard 20 + 0.1CB 1000 ns Rise time of SCL signal after a repeated START condition and after an tSCL-R1 acknowledge bit Fast 20 + 0.1CB 300 Standard 20 + 0.1CB 1000 ns tSCL-F Fall time of SCL signal Fast 20 + 0.1CB 300 Standard 20 + 0.1CB 1000 ns tSDA-R Rise time of SDA signal Fast 20 + 0.1CB 300 Standard 20 + 0.1CB 1000 ns tSDA-F Fall time of SDA signal Fast 20 + 0.1CB 300 Standard 4.0 µs tP-SU Setup time for STOP condition Fast 600 ns CB Capacitive load for SDA and SCL line 400 pF tSP Pulse width of spike suppressed Fast 50 ns VNH Noise margin at High level for each connected device (including hysteresis) 0.2VDD V Figure 3. I2C Control Interface Timing 12 Submit Documentation Feedback Copyright © 2014, Texas Instruments Incorporated Product Folder Links: PCM1860 PCM1862 PCM1864 PCM1864-Q1 |
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