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ADIN1110BCPZ-R7 数据表(PDF) 5 Page - Analog Devices |
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ADIN1110BCPZ-R7 数据表(HTML) 5 Page - Analog Devices |
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5 / 104 page ![]() Data Sheet ADIN1110 SPECIFICATIONS analog.com Rev. 0 | 5 of 104 Table 2. Parameter Min Typ Max Unit Test Conditions/Comments VDDIO = 1.8 V VIL 0.3 × VDDIO V VIH 0.7 × VDDIO V VOL 0.2 × VDDIO V IOL (minimum) = 2 mA VOH 0.8 × VDDIO V IOH (minimum) = 2 mA RESET Deglitch Time 0.3 0.5 1 µs LED OUTPUT Output Drive Current 8 mA VDDIO = 3.3 V 6 mA VDDIO = 2.5 V 4 mA VDDIO = 1.8 V CLOCKS External Crystal (XTAL) Requirements for external crystal used on XTAL_I pin and XTAL_O pin Crystal Frequency 25 MHz Crystal Frequency Tolerance −30 +30 ppm Crystal Drive Level <200 µW Crystal Equivalent Series Resistance (ESR) 60 Ω XTAL_I, XTAL_O Input Capacitance (CIN,EQ) 1.5 pF Equivalent parallel differential input capacitance looking into XTAL pins Crystal Load Capacitance (CL)1 10 18 pF Including printed circuit board (PCB) trace capacitance and XTAL_I, XTAL_O CIN,EQ Start-up Time 2 ms Crystal oscillator only Clock Input (CLK_IN) Clock Input Frequency 25 MHz Requirements for external clock applied to XTAL_I pin, media independent interface (MII) mode 50 MHz Reduced media independent interface (RMII) mode Clock Jitter 40 ps RMS Clock Input Voltage Range 0.8 2.5 V p-p AC-coupled sine or square wave at XTAL_I pin, see External Clock Input section for more information Clock Input Duty Cycle 45 55 % XTAL_I Input Impedance (ZIN,EQ) Driving Point Resistance RP2 6 kΩ Rp||Cp Driving Point Capacitance CP2 3 pF CLK25_REF Clock Output CLK25_REF Frequency 25 MHz VOH 1.05 V Load 10 pF VOL 0 V Load 10 pF CLK25_REF Duty Cycle 45 55 % Load 10 pF CLK25_REF Frequency Tolerance −50 +50 ppm 1 CL = ((C1 × C2)/(C1 + C2) + CSTRAY), where CSTRAY is the stray capacitance including routing and package parasitics. 2 Rp and Cp are the values of the equivalent parallel RC circuit to ac ground (Rp||Rc), modeling the driving point impedance of the XTAL_I/CLK_IN pin. |
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