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AD8122 Arkusz danych(PDF) 3 Page - Analog Devices |
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AD8122 Arkusz danych(HTML) 3 Page - Analog Devices |
3 / 13 page Preliminary Technical Data AD8122 Rev. PrC | Page 3 of 13 SPECIFICATIONS TA = 25°C, VS = ±5 V, RL = 150 Ω, G = 2, Belden Cable (BL-7987R), VOFFSET = 0 V, VPEAK and VGAIN are set to optimum settings, unless otherwise noted. Table 1. Parameter Conditions Min Typ Max Unit DYNAMIC AND NOISE PERFORMANCE –3 dB Large Signal Bandwidth VOUT = 2 V p-p, AD8122 alone 155 MHz VOUT = 2 V p-p, 150 meters Cat-5 110 MHz VOUT = 2 V p-p, 300 meters Cat-5 57 MHz VOUT = 1 V p-p, AD8122 alone, RL = 1 KΩ, G = 1 260 MHz VOUT = 1 V p-p, 150 meters Cat-5, RL = 1 KΩ, G = 1 120 MHz VOUT = 1 V p-p, 300 meters Cat-5, RL = 1 KΩ, G = 1 60 MHz Slew Rate VOUT = 2 V p-p, AD8122 alone V/µsec 10% to 90% Rise/Fall Time VOUT = 2 V step, 150 meters Cat-5 6 ns VOUT = 2 V step, 300 meters Cat-5 7 ns VOUT = 1 V step, 150 meters Cat-5, RL = 1 KΩ, G = 1 6 ns VOUT = 1 V step, 300 meters Cat-5, RL = 1 KΩ, G = 1 7 ns Settling Time to 1% VOUT = 2 V step, 150 meters Cat-5 ns VOUT = 2 V step, 300 meters Cat-5 70 ns VOUT = 1 V step, 150 meters Cat-5, RL = 1 KΩ, G = 1 ns VOUT = 1 V step, 300 meters Cat-5, RL = 1 KΩ, G = 1 70 ns Integrated Output Voltage Noise 150 meter setting, integrated to 160 MHz 2.5 mV rms 300 meter setting, integrated to 160 MHz 16 mV rms INPUT PERFORMANCE Input Voltage Range Single-ended, −IN and +IN ±4.0 V Maximum Differential Voltage Swing 3 V p-p Voltage Gain Error G = 1, ΔVO/ΔVI, VGAIN set for 0 meters of cable 2 % G = 2, ΔVO/ΔVI, VGAIN set for 0 meters of cable 2 % Channel-to-Channel Gain Matching G = 1, VPEAK, VGAIN set for 300 meters of cable 0.2 % G = 2, VPEAK, VGAIN set for 300 meters of cable 0.2 % Common-Mode Rejection (CMR) At dc, VPEAK = VGAIN = 0 V, G = 1/G = 2 −92/−85 dB At dc, VPEAK, VGAIN set for 300 meters of cable dB At 1 MHz, VPEAK, VGAIN set for 300 meters of cable G = 1/G = 2 −66/−60 dB At 50 MHz, VPEAK, VGAIN set for 300 meters of cable G = 1/G = 2 +4/+10 dB At 100 MHz, VPEAK, VGAIN set for 300 meters of cable G = 1/G = 2 +8/+11 dB Input Resistance Common mode 4.4 MΩ Differential 3.7 MΩ Input Capacitance Common mode 1.0 pF Differential 0.5 pF Input Bias Current 1.1 µA VOFFSET Pin Current 2.0 µA VGAIN Pin Current 1.0 µA VPEAK Pin Current 1.0 µA VFILTER Pin Current 1.0 µA COAX/UTP Logic 0/Logic1 Pin Current −1/24 µA ADJUSTMENT PINS VPEAK Input Voltage Range Relative to GND 0 to 2 V VGAIN Input Voltage Range Relative to GND 0 to 2 V VOFFSET to OUT Gain Range limited by output swing, G = 1, VGAIN = 0V 1 V/V |
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