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TEA6430 Datasheet(PDF) 4 Page - STMicroelectronics |
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TEA6430 Datasheet(HTML) 4 Page - STMicroelectronics |
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4 / 10 page  I 2C BUS CHARACTERISTICS Symbol Parameter Test Conditions Standard Mode Fast Mode Unit Min. Max. Min. Max. SCL VIL Low Level Input Voltage - 0.3 + 1.5 - 0.3 + 1.5 V VIH High Level Input Voltage 3.0 VCC + 0.5 3.0 VCC + 0.5 V ILI Input Leakage Current VI = 0 to VDD - 10+ 10 - 10+ 10 µA fSCL Clock Frequency 0 100 0 400 kHz tR Input Rise Time 1.5V to 3V 1000 300 ns tF Input Fall Time 1.5V to 3V 300 300 ns CI Input Capacitance 10 10 pF SDA VIL Low Level Input Voltage - 0.3 + 1.5 - 0.3 + 1.5 V VIH High Level Input Voltage 3.0 VCC + 0.5 3.0 VCC + 0.5 V ILI Input Leakage Current VI = 0 to VDD - 10+ 10 - 10+ 10 µA CI Input Capacitance 10 10 pF tR Input Rise Time 1.5V to 3V 1000 300 ns tF Input Fall Time 1.5V to 3V 300 300 ns VOL Low Level Output Voltage IOL = 3mA 0.4 0.4 V tF Output Fall Time 3V to 1.5V 250 250 ns CL Load Capacitance 400 400 pF TIMING tLOW Clock Low Period 4.7 1.3 ms tHIGH Clock High Period 4.0 0.6 ms tSU, DAT Data Set-up Time 250 100 ns tHD, DAT Data Hold Time 0 340 0 340 ns tSU, STO Set-up Time from Clock High to Stop 4.0 0.6 µs tBUF Start Set-up Time following a Stop 4.7 1.3 µs tHD, STA Start Hold Time 4.0 0.6 µs tSU, STA Start Set-up Time following Clock Low-to High Transition 4.7 0.6 µs t BUF t LOW t HIGH t f t r t HD,STA t HD,DAT t SU,DAT t SU,STA t SU,STO SDA SCL SDA Figure 1 :I 2C Bus Timing TEA6430 4/10 |
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