AFE5816
Features
- 16-Channel, AFE for Ultrasound Applications:
- Input Attenuator, LNA, LPF, ADC, and CW Mixer
- Optimized Signal Chains for TGC and CW Modes
- Digital Time Gain pensation (DTGC)
- Total Gain Range: 6 d B to 45 d B
- Linear Input Range: 1 VPP
- Input Attenuator With DTGC:
- 8-d B to 0-d B Attenuation with 0.125-d B Step
- Supports Matched Impedance for:
- 50-Ω to 800-Ω Source Impedance
- Low-Noise Amplifier (LNA) With DTGC:
- 14-d B to 45-d B Gain with 0.125-d B Step
- Low Input Current Noise: 1.2 p A/√Hz
- 3rd-Order, Linear-Phase, Low-Pass Filter (LPF):
- 10 MHz, 15 MHz, 20 MHz, and 25 MHz
- Analog-to-Digital Converter (ADC) With Programmable Resolution:
- 14-Bit ADC: 75-d BFS Idle Channel SNR at 65 MSPS
- 12-Bit ADC: 72-d BFS Idle Channel SNR at 80 MSPS
- LVDS Interface With a Maximum Speed Up to 1 GBPS
- Optimized for Noise and Power:
- 90 m W/Ch at 1 n V/√Hz, 65 MSPS, TGC Mode
- 55 m W/Ch at 1.45 n V/√Hz, 40 MSPS, TGC Mode
- 59 m W/Ch, CW Mode
- Excellent Device-to-Device Gain...
