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PCM9211PTR Datasheet(PDF) 11 Page - Texas Instruments |
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PCM9211PTR Datasheet(HTML) 11 Page - Texas Instruments |
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11 / 125 page  PCM9211 www.ti.com SBAS495A – JUNE 2010 – REVISED JANUARY 2016 Timing Requirements (continued) MIN NOM MAX UNIT CONTROL INTERFACE, SCL AND SDA, STANDARD MODE, Figure 44 fSCL SCL clock frequency 100 kHz tBUF Bus free time between STOP and START condition 4.7 µs tLOW Low period of the SCL clock 4.7 µs tHI High period of the SCL clock 4 µs tS-SU Setup time for START/Repeated START condition 4.7 µs tS-HD Hold time for START/Repeated START condition 4 µs tD-SU Data setup time 250 ns tD-HD Data hold time 0 3450 ns tSCL-R Rise time of SCL signal 1000 ns tSCL-F Fall time of SCL signal 1000 ns tSDA-R Rise time of SDA signal 1000 ns tSDA-F Fall time of SDA signal 1000 ns tP-SU Setup time for STOP condition 4 µs tGW Allowable glitch width NA ns CB Capacitive load for SDA and SCL line 400 pF VNH Noise margin at High level for each connected device (including hysteresis) 0.2 × VDD V VNL Noise margin at Low level for each connected device (including hysteresis) 0.1 × VDD V VHYS Hysteresis of Schmitt-trigger input NA V CONTROL INTERFACE, SCL AND SDA, FAST MODE, Figure 44 fSCL SCL clock frequency 400 tBUF Bus free time between STOP and START condition 1.3 tLOW Low period of the SCL clock 1.3 tHI High period of the SCL clock 0.6 tS-SU Setup time for START/Repeated START condition 0.6 tS-HD Hold time for START/Repeated START condition 0.6 tD-SU Data setup time 100 tD-HD Data hold time 0 900 tSCL-R Rise time of SCL signal 20 + 0.1 CB 300 tSCL-F Fall time of SCL signal 20 + 0.1 CB 300 tSDA-R Rise time of SDA signal 20 + 0.1 CB 300 tSDA-F Fall time of SDA signal 20 + 0.1 CB 300 tP-SU Setup time for STOP condition 0.6 tGW Allowable glitch width 50 CB Capacitive load for SDA and SCL line 100 VNH Noise margin at High level for each connected device (including hysteresis) 0.2 × VDD VNL Noise margin at Low level for each connected device (including hysteresis) 0.1 × VDD VHYS Hysteresis of Schmitt-trigger input 0.05 × VDD Copyright © 2010–2016, Texas Instruments Incorporated Submit Documentation Feedback 11 Product Folder Links: PCM9211 |
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