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AFE5807 Datasheet(PDF) 9 Page - Texas Instruments |
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AFE5807 Datasheet(HTML) 9 Page - Texas Instruments |
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9 / 75 page  AFE5807 www.ti.com SLOS703C – SEPTEMBER 2010 – REVISED MAY 2013 ELECTRICAL CHARACTERISTICS (continued) AVDD_5V = 5V, AVDD = 3.3V, AVDD_ADC = 1.8V, DVDD = 1.8V, AC-coupled with 0.1µF at INP and bypassed to ground with 15nF at INM, No active termination, VCNTL= 0V, fIN = 5MHz, LNA = 18dB, PGA = 24dB, 12Bit, sample rate = 80MSPS, LPF Filter = 15MHz, low power mode (default power mode), VOUT = –1dBFS, internal 500Ω CW feedback resistor, CMOS CW clocks, ADC configured in internal reference mode, Single-ended VCNTL mode, VCNTLM = GND, at ambient temperature TA = 25°C, unless otherwise noted. Min and max values are specified across full-temperature range with AVDD_5V = 5V, AVDD = 3.3V, AVDD_ADC = 1.8V, DVDD = 1.8V PARAMETER TEST CONDITION MIN TYP MAX UNITS CW SUMMING AMPLIFIER VCMO Common-mode voltage Summing amplifier inputs/outputs 1.5 V Summing amplifier output 4 Vpp 100Hz 2 nV/rtHz Input referred voltage noise 1kHz 1.2 nV/rtHz 2KHz-100MHz 1 nV/rtHz Input referred current noise 2.5 pA/rtHz Unit gain bandwidth 200 MHz Max output current Linear operation range 20 mApp ADC SPECIFICATIONS Sample rate 10 80 MSPS Signal-to-noise ratio Idle channel SNR of ADC 12bit 70 dBFS SNR Idle channel SNR of ADC 14bit 72 dBFS REFP 1.5 V Internal reference mode REFM 0.5 V VREF_IN Voltage 1.4 V External reference mode VREF_IN Current 50 µA ADC input full-scale range 2 Vpp LVDS Rate 80MSPS at 12 bit 960 Mbps POWER DISSIPATION (4) AVDD Voltage 3.15 3.3 3.6 V AVDD_ADC Voltage 1.7 1.8 1.9 V AVDD_5V Voltage 4.75 5 5.5 V DVDD Voltage 1.7 1.8 1.9 V TGC Default power mode (Low power), 80MSPS/12bit 117 148 TGC Default power mode (Low power), 65MSPS/12bit 109.5 Total power dissipation per channel TGC medium power mode, 80MSPS/12bit 128.5 mW/CH TGC mode Low noise mode, 80MSPS/12bit 159.5 TGC Default power mode (Low power), 40MSPS/12bit 97 TGC low noise mode, no signal 99 130 TGC medium power mode, no signal 126 TGC low noise mode, no signal 202 CW-mode, no signal 147 170 AVDD (3.3V) Current mA TGC low noise mode, 500mVpp Input,1% duty cycle 210 TGC medium power mode, 500mVpp Input, 1% duty cycle 133 TGC default power mode (low power), 500mVpp Input, 1% duty cycle 105 CW-mode, 500mVpp Input 375 TGC mode no signal 25 37 CW Mode no signal, 16X clock = 32MHz 32 AVDD_5V Current mA TGC mode, 500 mVpp Input,1% duty cycle 25 CW-mode, 500 mVpp Input, low noise mode 42.5 TGC low noise mode, no signal 99 TGC medium power mode, no signal 68 TGC low power mode, no signal 56.5 77 VCA Power dissipation mW/CH TGC low noise mode, 500 mVpp input,1% duty cycle 102.5 TGC medium power mode, 500 mVpp Input, 1% duty cycle 70.5 TGC low power mode (default power mode), 500 mVpp input,1% duty 59 cycle (4) The default power mode of the AFE5807 is low power mode. Copyright © 2010–2013, Texas Instruments Incorporated Submit Documentation Feedback 9 Product Folder Links: AFE5807 |
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