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LP8733 数据表(PDF) 13 Page - Texas Instruments |
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LP8733 数据表(HTML) 13 Page - Texas Instruments |
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13 / 82 page  SCL SDA tLOW trCL tHD;DAT tHIGH tfCL tSU;DAT tSU;STA tSU;STO START REPEATED START STOP tHD;STA START tSP trDA tBUF tfDA tHD;STA S RS P S 13 LP8733 www.ti.com SNVSBK2 – SEPTEMBER 2019 Product Folder Links: LP8733 Submit Documentation Feedback Copyright © 2019, Texas Instruments Incorporated I 2C Serial Bus Timing Parameters (continued) These specifications are ensured by design. Unless otherwise noted, VIN_Bx = 3.7 V. See (1) and Figure 1. MIN MAX UNIT tfDA Fall time of SDA signal Standard mode 300 ns Fast mode 20 × (VDD / 5.5 V) 300 Fast mode+ 20 × (VDD / 5.5 V) 120 High-speed mode, Cb = 100 pF 10 80 High-speed mode, Cb = 400 pF 30 160 trCL Rise time of SCL signal Standard mode 1000 ns Fast mode 20 300 Fast mode+ 120 High-speed mode, Cb = 100 pF 10 40 High-speed mode, Cb = 400 pF 20 80 trCL1 Rise time of SCL signal after a repeated start condition and after an acknowledge bit High-speed mode, Cb = 100 pF 10 80 ns High-speed mode, Cb = 400 pF 20 160 tfCL Fall time of a SCL signal Standard mode 300 ns Fast mode 20 × (VDD / 5.5 V) 300 Fast mode+ 20 × (VDD / 5.5 V) 120 High-speed mode, Cb = 10 – 100 pF 10 40 High-speed mode, Cb = 400 pF 20 80 Cb Capacitive load for each bus line (SCL and SDA) 400 pF tSP Pulse width of spike suppressed (SCL and SDA spikes that are less then the indicated width are suppressed) Standard mode, fast mode, and fast mode+ 50 ns High-speed mode 10 Figure 1. I2C Timing |
类似零件编号 - LP8733 |
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类似说明 - LP8733 |
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