AFE5803

AFE5803 www.ti.com SLOS763A – JANUARY 2012 – REVISED JANUARY 2012 Fully Integrated, 8-Channel Ultrasound Analog Front End, 0.75 nV/rtHz, 14/12-Bit, 65 MSPS, 158 mW/CH Check for Samples: AFE5803 FEATURES 1 8-Channel Complete Analog Front-End – LNA, VCAT, PGA, LPF, ADC Programmable Gain Low-Noise Amplifier (LNA) – 24/18/12 dB Gain – 0.25/0.5/1 VPP Linear Input Range – 0.63/0.7/0.9 nV/rtHz Input Referred Noise – Programmable Active Termination 40 dB Low Noise Voltage Controlled Attenuator (VCAT) 24/30 dB Programmable Gain Amplifier (PGA) 3rd Order Linear Phase Low-Pass Filter (LPF) – 10, 15, 20, 30 MHz 14-bit Analog to Digital Converter (ADC) – 77 dBFS SNR at 65 MSPS – LVDS Outputs Noise/Power Optimizations (Full Chain) – 158 mW/CH at 0.75 nV/rtHz, 65 MSPS – 101 mW/CH at 1.1 nV/rtHz, 40 MSPS Excellent Device-to-Device Gain Matching – ±0.5 dB (Typical) and ±0.9 dB (Max) Low Harmonic Distortion Fast and Consistent Overload Recovery Small Package: 15 mm x 9 mm, 135-BGA APPLICATIONS Medical Ultrasound Imaging Nondestructive Evaluation Equipments DESCRIPTION The AFE5803 is a highly integrated Analog Front-End (AFE) solution specifically designed for ultrasound systems in which high performance and small size are required. The AFE5803 integrates a complete time-gain-control (TGC) imaging path. It also enables users to select one of various power/noise combinations to optimize system performance. Therefore, the AFE5803 is a suitable ultrasound analog front...