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ADA8282WBCPZ-R7 数据表(PDF) 3 Page - Analog Devices |
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ADA8282WBCPZ-R7 数据表(HTML) 3 Page - Analog Devices |
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3 / 21 page  Data Sheet ADA8282 Rev. 0 | Page 3 of 21 SPECIFICATIONS AVDD = 3.3 V, LNA + PGA gain = 36 dB (LNA gain = 24 dB, PGA gain = 12 dB), TA = −40°C to +125°C, PGA_BIAS_SEL = b’10, LNA_BIAS_SEL= b’10, unless otherwise noted. Table 1. Parameter Test Conditions/Comments Min Typ Max Unit ANALOG CHANNEL CHARACTERISTICS Gain 18/24/30/36 dB Gain Range 18 dB Gain Error ±0.5 dB −3 dB Bandwidth VOUT = 100 mV p-p, gain = 36 dB PGA_BIAS_SEL = b’00, LNA_BIAS_SEL = b’00 5 20.5 MHz PGA_BIAS_SEL = b’01, LNA_BIAS_SEL = b’01 5 34.2 MHz PGA_BIAS_SEL = b’01, LNA_BIAS_SEL = b’10 5 42.3 MHz PGA_BIAS_SEL = b’11, LNA_BIAS_SEL = b’11 5 52.3 MHz Channel to Channel Gain Matching Frequencies up to 5 MHz 0.1 ±0.25 dB Channel to Channel Phase Matching1 Frequencies up to 5 MHz 0.1 ±1 Degrees Slew Rate 28 V/μs Input Referred Noise Gain = 36 dB at 2 MHz PGA_BIAS_SEL = b’00, LNA_BIAS_SEL = b’00 4.5 nV/√Hz PGA_BIAS_SEL = b’01, LNA_BIAS_SEL = b’01 3.8 nV/√Hz PGA_BIAS_SEL = b’01, LNA_BIAS_SEL = b’10 3.6 nV/√Hz PGA_BIAS_SEL = b’11, LNA_BIAS_SEL = b’11 3.4 nV/√Hz 50 Ω impedance used for voltage to power conversion −156 dBm/Hz Output Referred Noise Gain = 18 dB 36 nV/√Hz Gain = 24 dB 61 nV/√Hz Gain = 30 dB 115 nV/√Hz Gain = 36 dB 218 nV/√Hz Offset Voltage Referred to Input Gain = 36 dB ±0.8 ±3 mV Referred to Output Gain = 36 dB ±50 ±200 mV SPI Offset Adjustment Resolution (Relative to Input) LNA_BIAS_SEL = b’00 113 μV LNA_BIAS_SEL = b’01 186 μV LNA_BIAS_SEL = b’10 250 μV LNA_BIAS_SEL = b’11 440 μV SPI Offset Adjustment Range (Relative to Input) LNA_BIAS_SEL = b’00 ±4 mV LNA_BIAS_SEL = b’01 ±6 mV LNA_BIAS_SEL = b’10 ±8 mV LNA_BIAS_SEL = b’11 ±14 mV Harmonic Distortion Second Harmonic (HD2) VOUT = 2 V p-p, fIN = 100 kHz −70 dBc VOUT = 100 mV p-p, fIN = 2 MHz −85 dBc Third Harmonic (HD3) VOUT = 2 V p-p, fIN = 100 kHz −85 dBc VOUT = 100 mV p-p, fIN = 2 MHz −95 dBc Intermodulation Distortion VOUT = 2 V p-p, fIN1 = 100 kHz, fIN2 = 150 kHz −72 dBc VOUT = 100 mV p-p, fIN1 = 2 MHz, fIN2 = 2.1 MHz −83 dBc Common-Mode Rejection Ratio (CMRR) −80 dB Crosstalk −105 dBc |
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