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ADAU1451WBCPZ bảng dữ liệu(PDF) 8 Page - Analog Devices |
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ADAU1451WBCPZ bảng dữ liệu(HTML) 8 Page - Analog Devices |
8 / 180 page ADAU1452/ADAU1451/ADAU1450 Data Sheet ELECTRICAL CHARACTERISTICS Digital Input/Output Table 4. Parameter Min Typ Max Unit Test Conditions/Comments DIGITAL INPUT Input Voltage IOVDD = 3.3 V High Level (VIH)1 1.71 3.3 V Low Level (VIL)1 0 1.71 V IOVDD = 1.8 V High Level (VIH)1 0.92 1.8 V Low Level (VIL)1 0 0.89 V Input Leakage High Level (IIH) −2 +2 µA Digital input pins with pull-up resistor 2 12 µA Digital input pins with pull-down resistor −2 +2 µA Digital input pins with no pull resistor 0 8 µA MCLK 80 120 µA SPDIFIN Low Level (IIL) at 0 V −12 −2 µA Digital input pins with pull-up resistor −2 +2 µA Digital input pins with pull-down resistor −2 +2 µA Digital input pins with no pull resistor −8 0 µA MCLK −120 −77 µA SPDIFIN Input Capacitance (CI) 2 pF Guaranteed by design DIGITAL OUTPUT Output Voltage IOVDD = 3.3 V High Level (VOH) 3.09 3.3 V IOH = 1 mA Low Level (VOL) 0 0.26 V IOL = 1 mA IOVDD = 1.8 V High Level (VOH) 1.45 1.8 Low Level (VOL) 0 0.33 Digital Output Pins, Output Drive The digital output pins are driving low impedance PCB traces to a high impedance digital input buffer IOVDD = 1.8 V Drive Strength Setting Lowest 1 mA The digital output pins are not designed for static current draw; do not use these pins to drive LEDs directly Low 2 mA The digital output pins are not designed for static current draw; do not use these pins to drive LEDs directly High 3 mA The digital output pins are not designed for static current draw; do not use these pins to drive LEDs directly Highest 5 mA The digital output pins are not designed for static current draw; do not use these pins to drive LEDs directly IOVDD = 3.3 V Drive Strength Setting Lowest 2 mA The digital output pins are not designed for static current draw; do not use these pins to drive LEDs directly Low 5 mA The digital output pins are not designed for static current draw; do not use these pins to drive LEDs directly High 10 mA The digital output pins are not designed for static current draw; do not use these pins to drive LEDs directly Highest 15 mA The digital output pins are not designed for static current draw; do not use these pins to drive LEDs directly 1 Digital input pins except SPDIFIN, which is not a standard digital input. Rev. C | Page 8 of 180 |
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