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AD8260ACPZ-R7 数据表(PDF) 3 Page - Analog Devices |
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AD8260ACPZ-R7 数据表(HTML) 3 Page - Analog Devices |
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3 / 32 page  AD8260 Rev. 0 | Page 3 of 32 SPECIFICATIONS VS (supply voltage) = 3.3 V, TA = 25°C, preamplifier gain = 2× (RFB1 = RFB2 = 100 Ω), VVMDO = VS/2, f = 10 MHz, CL = 5 pF, RLOAD = 500 Ω, DGA differential output. All dBm values are referenced to 50 Ω, gain code 1011, unless otherwise specified. Table 1. Parameter Conditions Min Typ Max Unit DRIVER AMPLIFIER—GENERAL PARAMETERS –3 dB Small Signal Bandwidth VOUT = 10 mV p-p, RLOAD = 500 Ω 195 MHz VOUT = 10 mV p-p, RLOAD = 50 Ω 120 MHz VOUT = 10 mV p-p, RLOAD = 10 Ω 85 MHz –3 dB Large Signal Bandwidth VOUT = 1 V p-p 195 MHz VOUT = 2 V p-p 190 MHz VOUT = 2 V p-p, RLOAD = 50 Ω 180 MHz Slew Rate VOUT = 1 V p-p 730 V/μs VOUT = 2 V p-p 725 V/μs VOUT = 2 V p-p, RLOAD = 50 Ω 620 V/μs Gain Nominal gain with internal gain setting resistors 3.0 3.52 dB Input Voltage Noise f = 10 MHz 9.5 nV/√Hz Noise Figure RS = 100 Ω (differential, 2 × 50 Ω that convert differential DAC output currents to differential voltage) 17.6 dB Output-Referred Noise Gain = 3.52 dB (1.5×), includes internal gain setting resistors 14.3 nV/√Hz Output Impedance DC to 10 MHz, VS = ±3.3 V ≤1.7 Ω Output Current RLOAD = 1 Ω, VIN = ±0.5 V ±310 mA Output Signal Range RLOAD ≥ 500 Ω VMDO ± 1.5 V VS = +5 V VMDO ± 2.3 V VS = ±5 V ±4.7 V Input Signal Range Differential input signal 2 V p-p Output Offset Voltage Gain = 3.52 dB (1.5×), max and min limits are 3σ −20 ±5 +20 mV DRIVER AMPLIFIER—DYNAMIC PERFORMANCE Harmonic Distortion VOUT = 1 V p-p HD2 f = 1 MHz −84 dBc HD3 −85 dBc HD2 f = 10 MHz −83 dBc HD3 −70 dBc Harmonic Distortion VOUT = 2 V p-p HD2 f = 1 MHz −78 dBc HD3 −76 dBc HD2 f = 10 MHz −70 dBc HD3 −58 dBc Input 1 dB Compression Point 13 dBm Multitone Power Ratio (MTPR, In-Band) RLOAD = 50 Ω, VOUT = 1.4 V p-p max, 10 tones, 2 MHz to 22 MHz with missing tone at 12 MHz (spacing 2 MHz) −49 dBc RLOAD = 50 Ω, VOUT = 1.4 V p-p max, 16 tones, 2 MHz to 38 MHz with missing tones at 10 MHz, 20 MHz, 30 MHz, and 40 MHz (spacing 2 MHz) −43 dBc Two-Tone Intermodulation Distortion (IMD3) VOUT = 1 V p-p, f1 = 10 MHz, f2 = 11 MHz −90 dBc VOUT = 2 V p-p, f1 = 10 MHz, f2 = 11 MHz −71 dBc VOUT = 1 V p-p, f1 = 45 MHz, f2 = 46 MHz −60 dBc VOUT = 2 V p-p, f1 = 45 MHz, f2 = 46 MHz −48 dBc Output Third-Order Intercept VOUT = 1 V p-p, f = 10 MHz 43 dBm VOUT = 2 V p-p, f = 10 MHz 40 dBm VOUT = 1 V p-p, f = 45 MHz 28 dBm VOUT = 2 V p-p, f = 45 MHz 28 dBm Two-Tone Intermodulation Distortion (IMD3), RLOAD = 50 Ω VOUT = 1 V p-p, f1 = 10 MHz, f2 = 11 MHz −69 dBc VOUT = 2 V p-p, f1 = 10 MHz, f2 = 11 MHz −72 dBc VOUT = 1 V p-p, f1 = 45 MHz, f2 = 46 MHz −51 dBc VOUT = 2 V p-p, f1 = 45 MHz, f2 = 46 MHz −48 dBc |
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