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AD9142A датащи(PDF) 9 Page - Analog Devices |
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AD9142A датащи(HTML) 9 Page - Analog Devices |
9 / 73 page AD9142A Data Sheet DIGITAL SPECIFICATIONS TMIN to TMAX, AVDD33 = 3.3 V, DVDD18 = 1.8 V, CVDD18 = 1.8 V, IOUTFS = 20 mA, maximum sample rate, unless otherwise noted. Table 2. Parameter Symbol Test Conditions/Comments Min Typ Max Unit CMOS INPUT LOGIC LEVEL Input Logic High DVDD18 = 1.8 V 1.2 V Logic Low DVDD18 = 1.8 V 0.6 V CMOS OUTPUT LOGIC LEVEL Output Logic High DVDD18 = 1.8 V 1.4 V Logic Low DVDD18 = 1.8 V 0.4 V LVDS RECEIVER INPUTS Data, frame signal, and DCI inputs Input Voltage Range VIA or VIB 825 1675 mV Input Differential Threshold VIDTH −175 +175 mV Input Differential Hysteresis VIDTHH to VIDTHL 20 mV Receiver Differential Input Impedance RIN 100 Ω DLL SPEED RANGE 250 575 MHz DAC UPDATE RATE 1600 MSPS DAC Adjusted Update Rate 2× interpolation 575 MSPS DAC CLOCK INPUT (DACCLKP, DACCLKN) Differential Peak-to-Peak Voltage 100 500 2000 mV Common-Mode Voltage Self biased input, ac-coupled 1.25 V REFCLK/SYNCCLK INPUT (REFP/SYNCP, REFN/SYNCN) Differential Peak-to-Peak Voltage 100 500 2000 mV Common-Mode Voltage 1.25 V Input Clock Frequency 1.03 GHz ≤ fVCO ≤ 2.07 GHz 450 MHz SERIAL PORT INTERFACE Maximum Clock Rate SCLK 40 MHz Minimum Pulse Width High tPWH 12.5 ns Low tPWL 12.5 ns SDIO to SCLK Setup Time tDS 1.5 ns SDIO to SCLK Hold Time tDH 0.68 ns CS to SCLK Setup Time tDCSB 2.38 1.4 ns CS to SCLK Hold Time tDCSB 9.6 ns SDIO to SCLK Delay tDV Wait time for valid output from SDIO 11 ns SDIO High-Z to CS Time for SDIO to relinquish the output bus 8.5 ns SDIO LOGIC LEVEL Voltage Input High VIH 1.2 1.8 V Voltage Input Low VIL 0 0.5 V Voltage Output High IIH With 2 mA loading 1.36 2 V Voltage Output Low IIL With 2 mA loading 0 0.45 V Rev. A | Page 8 of 72 |
Аналогичный номер детали - AD9142A |
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Аналогичное описание - AD9142A |
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