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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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AD9705-EB датащи(PDF) 5 Page - Analog Devices |
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AD9705-EB датащи(HTML) 5 Page - Analog Devices |
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5 / 52 page  AD9704/AD9705/AD9706/AD9707 Rev. 0 | Page 5 of 52 AD9707 AD9706 AD9705 AD9704 Parameter Min Typ Max Min Typ Max Min Typ Max Min Typ Max Unit Supply Current Clock Power- Down Mode (IDVDD)5 0.6 1 0.6 1 0.6 1 0.6 1 mA Supply Current Clock Power- Down Mode (ICLKVDD) 42.5 58 42.5 58 42.5 58 42.5 58 μA Power Supply Rejection Ratio (AVDD)6 −0.2 +0.03 +0.2 −0.2 +0.03 +0.2 −0.2 +0.03 +0.2 −0.2 +0.03 +0.2 % of FSR/V OPERATING RANGE −40 +85 −40 +85 −40 +85 −40 +85 °C 1 Measured at IOUTA, driving a virtual ground, at 25 °C only. 2 Nominal full-scale current, IOUTFS, is 32× the IREF current. 3 An external buffer amplifier with input bias current < 100 nA should be used to drive any external load. 4 Measured at fCLOCK = 175 MSPS and fOUT = 1.0 MHz, using differential clock. 5 Measured at fCLOCK = 100 MSPS and fOUT = 1.0 MHz, using differential clock. 6 ±5% power supply variation. DYNAMIC SPECIFICATIONS (3.3 V) TMIN to TMAX, AVDD = 3.3 V, DVDD = 3.3 V, CLKVDD = 3.3 V, IOUTFS = 2 mA, differential transformer coupled output, 453 Ω differentially terminated,1 unless otherwise noted. Table 2. AD9707 AD9706 AD9705 AD9704 Parameter Min Typ Max Min Typ Max Min Typ Max Min Typ Max Unit DYNAMIC PERFORMANCE Maximum Output Update Rate (fCLOCK) 175 175 175 175 MSPS Output Settling Time (tST) (to 0.1%)2 11 11 11 11 ns Output Propagation Delay (tPD) 4 4 4 4 ns Glitch Impulse 5 5 5 5 pV-s Output Rise Time (10% to 90%)2 2.5 2.5 2.5 2.5 ns Output Fall Time (10% to 90%)2 2.5 2.5 2.5 2.5 ns AC LINEARITY Spurious-Free Dynamic Range to Nyquist fCLOCK = 10 MSPS; fOUT = 2.1 MHz 84 84 84 70 dBc fCLOCK = 25 MSPS; fOUT = 2.1 MHz 84 83 84 68 dBc fCLOCK = 65 MSPS; fOUT = 5.1 MHz 84 84 84 70 dBc fCLOCK = 65 MSPS; fOUT = 10.1 MHz 83 83 83 71 dBc fCLOCK = 80 MSPS; fOUT = 1.0 MHz 74 83 72 82 72 82 66 70 dBc fCLOCK = 125 MSPS; fOUT = 15.1 MHz 78 78 78 68 dBc fCLOCK = 125 MSPS; fOUT = 25.1 MHz 77 77 76 69 dBc fCLOCK = 175 MSPS; fOUT = 20.1 MHz 75 75 75 69 dBc fCLOCK = 175 MSPS; fOUT = 40.1 MHz 72 71 71 67 dBc Noise Spectral Density fCLOCK = 175 MSPS; fOUT = 6.0 MHz; IOUTFS = 2 mA −149 −146 −137 −127 dBc/ Hz ENOB at IOUTFS = 2 mA 11.3 10.9 9.5 8.0 bits fCLOCK = 175 MSPS; fOUT = 6.0 MHz; IOUTFS = 5 mA −157 dBc/ Hz ENOB at IOUTFS = 5 mA 12.5 bits fCLOCK = 175 MSPS; fOUT = 6.0 MHz; IOUTFS = 1 mA −145 dBc/ Hz ENOB at IOUTFS = 1 mA 10.6 bits 1 See Figure 71 for diagram. 2 Measured single-ended into 500 Ω load. |
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