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STUSB1602 数据表(PDF) 27 Page - STMicroelectronics |
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STUSB1602 数据表(HTML) 27 Page - STMicroelectronics |
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27 / 39 page ![]() 8.3 Electrical and timing characteristics Unless otherwise specified: VDD = 5 V, TA = +25 °C, all voltages are referenced to GND. Table 20. Electrical characteristics Symbol Parameter Conditions Min. Typ. Max. Unit IDD (SRC) Current consumption Device idle as a SOURCE (not connected, no communication) VSYS @ 3.3 V 158 µA VDD @ 5.0 V 188 IDD (SNK) Current consumption Device idle as a SINK (not connected, no communication) VSYS @ 3.3 V 113 VDD @ 5.0 V 140 ISTDBY Standby current consumption Device in standby (not connected, low power) VSYS @ 3.3 V 33 µA VDD @ 5.0 V 53 CC1 and CC2 pins IP-USB CC current sources CC pin voltage, VCC = -0.3 to 2.6 V, 40 °C < TA < 105 °C -20% 80 +20% µA IP-1.5 -8% 180 +8% IP-3.0 -8% 330 +8% VCCO CC open pin voltage CC unconnected, VDD = 3.0 to 5.5 V 2.75 V Rd CC pull-down resistors 40 °C < TA < 105 °C -10% 5.1 10% kΩ VCCDB-1.5 CC pin voltage in dead battery condition External IP = 180 μA applied into CC, VDD = 0 V, dead-battery function enabled 1.2 V VCCDB-3.0 External IP = 330 μA applied into CC, VDD = 0 V, dead-battery function enabled 2.0 RINCC CC input impedance Pull-up and pull-down resistors off 200 kΩ VTH0.2 Detection threshold 1 Max. Ra detection by DFP at IP = IP-USB, min. IP_USB detection by UFP on Rd, min CC voltage for connected UFP 0.15 0.20 0.25 V VTH0.4 Detection threshold 2 Max. Ra detection by DFP at IP = IP-1.5 0.35 0.40 0.45 V VTH0.66 Detection threshold 3 Min. IP_1.5 detection by UFP on Rd 0.61 0.66 0.70 V VTH0.8 Detection threshold 4 Max. Ra detection by DFP at IP = IP-3.0 0.75 0.80 0.85 V VTH1.23 Detection threshold 5 Min. IP_3.0 detection by UFP on Rd 1.16 1.23 1.31 V VTH1.6 Detection threshold 6 Max. Rd detection by DFP at IP = IP-USB and IP = IP-1.5 1.50 1.60 1.65 V VTH2.6 Detection threshold 7 Max. Rd detection by DFP at IP-3.0, max. CC voltage for connected UFP 2.45 2.60 2.75 V VCONN protection RVCONN VCONN power path resistance IVCONN = 0.2 A- 0.25 0.50 0.975 Ω IOCP Overcurrent protection Programmable current limit threshold (from 100 mA to 600 mA by step of 50 mA) 85 100 125 mA 300 350 400 STUSB1602 Electrical and timing characteristics DS11254 - Rev 5 page 27/39 |
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