MAX2038
Features o 8-Channel Configuration o High Integration for Ultrasound Imaging Applications o Pin patible with the MAX2037 Ultrasound VGA VGA Features o Maximum Gain, Gain Range, and Output-Referred Noise Optimized for Interfacing with 12-Bit ADCs Maximum Gain of 29.5d B Total Gain Range of 42d B 22n V/√Hz Ultra-Low Output-Referred Noise at 5MHz o ±0.25d B Absolute Gain Error o 120m W Consumption per Channel o Switchable Output VGA Clamp Eliminating ADC Overdrive o Fully Differential VGA Outputs for Direct ADC Drive o Variable Gain Range Achieves 42d B Dynamic Range o -70d Bc HD2 at VOUT = 1.5VP-P and f IN = 5MHz o Two-Tone Ultrasound-Specific- IMD3 of -52d Bc at VOUT = 1.5VP-P and f IN = 5MHz CW Doppler Mixer Features o Low Mixer Noise of -155d Bc/Hz at 1k Hz Offset from 1.25MHz Carrier o Serial-Programmable LO Phase Generator for 4, 8, 16 LO Quadrature Phase Resolution o Optional Individual Channel 4 x f LO LO Input Drive Capability o 269m W Power Consumption per Channel (Normal Power Mode) and...
