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ADUCM322BBCZ Datasheet(PDF) 7 Page - Analog Devices |
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ADUCM322BBCZ Datasheet(HTML) 7 Page - Analog Devices |
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7 / 24 page  ADuCM322 Data Sheet Rev. 0 | Page 6 of 23 Parameter Symbol Min Typ Max Unit Test Conditions/Comments DIGITAL INPUTS Input Leakage Current Logic 1 GPIO 1 nA VIH = VDD, pull-up resistor disabled Logic 0 GPIO 10 nA VIL = 0 V, pull-up resistor disabled PRTADDRx Input Leakage Current 16 µA VIN = 0 V to 1.8 V, due to weak pull- up resistors to 1.8 V Input Voltage 0.84 1.5 V External resistor 91 kΩ ± 1% to ground; range for CFP MSA high1 Input Capacitance, All Balls Except MCK, MDIO, PRTADDRx, and XTALx 10 pF Input Capacitance MCK, PRTADDRx 6.5 pF MDIO 8.5 pF Ball Capacitance XTALI 5 pF XTALO 5 pF LOGIC INPUTS GPIO Input Voltage Low VINL 0.25 × IOVDDx V High VINH 0.58 × IOVDDx V MDIO PRTADDRx Input Voltage Low VINL 0.36 V High VINH 0.84 V MCK, MDIO Input Voltage Setup time ≥10 ns; hold time ≥10 ns; MCK/MDIO Low VINL 0.36 V High VINH 0.84 V XTALI Input Voltage Low VINL 1.1 V High VINH 1.7 V Pull-Up Current 30 120 µA VIN = 0 V, see Figure 10 Pull-Down Current 30 100 µA VIN = 3.3 V, see Figure 10 LOGIC OUTPUTS All digital outputs excluding XTALO GPIO Output Voltage6 High VOH IOVDDx − 0.4 V ISOURCE = 2 mA Low VOL 0.4 V ISINK = 2 mA GPIO Short-Circuit Current1 11 mA See Figure 11 MDIO Output Voltage High VOH 1.0 V ISOURCE = 4 mA Low VOL 0.2 V ISINK = 4 mA Delay Time 100 ns MCK to MDIO out OSCILLATORS Internal System Oscillator 16 MHz Accuracy ±0.5 ±3 % System PLL 80 MHz Main system clock External Crystal Oscillator 16 MHz Can be selected in place of the internal oscillator 32 kHz Internal Oscillator 32.768 kHz Use for watchdog Accuracy ±5 ±20 % External Clock 0.05 80 MHz Can be selected in place of PLL START-UP TIME Processor clock = 80 MHz At Power-On 40 ms POR to first user code execution After Other Reset 1.5 ms Reset to first user code execution From All Power-Down Modes 1.25 µs |
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