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TSC2003 数据表(PDF) 5 Page - Texas Instruments |
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TSC2003 数据表(HTML) 5 Page - Texas Instruments |
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5 / 28 page  TSC2003 5 SBAS162G www.ti.com TIMING CHARACTERISTICS At TA = –40°C to +85°C, +VDD = +2.7V, unless otherwise noted. All values referred to VIHMIN and VILMAX levels. PARAMETER SYMBOL CONDITIONS MIN MAX UNITS SCL Clock Frequency fSCL Standard Mode 0 100 kHz Fast Mode 0 400 kHz High-Speed Mode, Cb = 100pF max 0 3.4 MHz High-Speed Mode, Cb = 400pF max 0 1.7 MHz Bus Free Time Between a STOP and tBUF Standard Mode 4.7 µs Start Condition Fast Mode 1.3 µs Hold Time (Repeated) START tHD; STA Standard Mode 4.0 µs Condition Fast Mode 600 ns High-Speed Mode 160 ns LOW Period of the SCL Clock tLOW Standard Mode 4.7 µs Fast Mode 1.3 µs High-Speed Mode, Cb = 100pF max 160 ns High-Speed Mode, Cb = 400pF max 320 ns HIGH Period of the SCL Clock tHIGH Standard Mode 4.0 µs Fast Mode 600 ns High-Speed Mode, Cb = 100pF max 60 ns High-Speed Mode, Cb = 400pF max 120 ns Setup Time for a Repeated START tSU; STA Standard Mode 4.7 µs Condition Fast Mode 600 ns High-Speed Mode 160 ns Data Setup Time tSU; DAT Standard Mode 250 ns Fast Mode 100 ns High-Speed Mode 10 ns Data Hold Time tHD; DAT Standard Mode 0 3.45 µs Fast Mode 0 0.9 µs High-Speed Mode, Cb = 100pF max 0 70 ns High-Speed Mode, Cb = 400pF max 0 150 ns Rise Time of SCL Signal trCL Standard Mode 1000 ns Fast Mode 20 + 0.1Cb 300 ns High-Speed Mode, Cb = 100pF max 10 40 ns High-Speed Mode, Cb = 400pF max 20 80 ns Rise Time of SCL Signal After a trCL1 Standard Mode 1000 ns Repeated START Condition and Fast Mode 20 + 0.1Cb 300 ns After an Acknowledge Bit High-Speed Mode, Cb = 100pF max 10 80 ns High-Speed Mode, Cb = 400pF max 20 160 ns Fall Time of SCL Signal tfCL Standard Mode 300 ns Fast Mode 20 + 0.1Cb 300 ns High-Speed Mode, Cb = 100pF max 10 40 ns High-Speed Mode, Cb = 400pF max 20 80 ns Rise Time of SDA Signal trDA Standard Mode 1000 ns Fast Mode 20 + 0.1Cb 300 ns High-Speed Mode, Cb = 100pF max 10 80 ns High-Speed Mode, Cb = 400pF max 20 160 ns Fall Time of SDA Signal tfDA Standard Mode 300 ns Fast Mode 20 + 0.1Cb 300 ns High-Speed Mode, Cb = 100pF max 10 80 ns High-Speed Mode, Cb = 400pF max 20 160 ns Setup Time for STOP Condition tSU; STO Standard Mode 4.0 µs Fast Mode 600 ns High-Speed Mode 160 ns Capacitive Load for SDA or SCL Cb Standard Mode 400 pF Line Fast Mode 400 pF High-Speed Mode, SCL = 1.7MHz 400 pF High-Speed Mode, SCL = 3.4MHz 100 pF Pulse Width of Spike Suppressed tSP Fast Mode 0 50 ns High-Speed Mode 0 10 ns Noise Margin at the HIGH Level for Standard Mode Each Connected Device (Including VnH Fast Mode 0.2VDD V Hysteresis) High-Speed Mode Noise Margin at LOW Level for Each VnL Standard Mode Connected Device (Including Fast Mode 0.1VDD V Hysteresis) High-Speed Mode |
类似零件编号 - TSC2003_16 |
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类似说明 - TSC2003_16 |
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