MCP37231/21-200 MCP37D31/21-200 200 Msps, 16-/14-Bit Low-Power ADC with 8-Channel MUX Digital Signal Post-Processing (DSPP) Options: Features - Decimation filters for improved SNR Sample Rates: - Fractional Delay Recovery (FDR) for time- - 200 Msps for single-channel mode delay corrections in multi-channel operations - 200 Msps/number of channels used (dual-/octal-channel modes) SNR with f = 15 MHz and -1 dBFS: IN - Phase, Offset and Gain adjust of individual - 74.7 dBFS (typical) at 200 Msps channels SFDR with f = 15 MHz and -1 dBFS: IN - Digital Down-Conversion (DDC) with I/Q or - 90 dBc (typical) at 200 Msps /8 output (MCP37D31/21-200) f S Power Dissipation with LVDS Digital I/O: - Continuous wave beamforming for octal- channel mode (MCP37D31/21-200) - 490 mW at 200 Msps Built-In ADC Linearity Calibration Algorithms: Power Dissipation with CMOS Digital I/O: - Harmonic Distortion Correction (HDC) - 436 mW at 200 Msps, Output Clock = 100 MHz - DAC Noise Cancellation (DNC) Power Dissipation Excluding Digital I/O: - Dynamic Element Matching (DEM) - 390 mW at 200 Msps - Flash Error Calibration Power-Saving Modes: AutoSync Mode to Synchronize Multiple Devices - 144 mW during Standby to the Same Clock - 28 mW during Shutdown Package Options: Supply Voltage: - VTLA-124 (9 mm x 9 mm x 0.9 mm) - Digital Section: 1.2V, 1.8V - TFBGA-121 (8 mm x 8 mm x 1.08 mm) - Analog Section: 1.2V, 1.8V No External Reference Decoupling Capacitor Selectable Full-Scale Input Range: up to 2.975 V P-P Required for TFBGA Package Input Channel Bandwidth: 500 MHz Industrial Temperature Range: -40C to +85C Channel-to-Channel Crosstalk in Multi-Channel Mode (Input = 15 MHz, -1 dBFS): >95 dB Typical Applications Output Data Format: - Parallel CMOS, DDR LVDS Communication Instruments - Serialized DDR LVDS (16-bit, octal-channel mode) Cellular Base Stations Optional Output Data Randomizer Radar Serial Peripheral Interface (SPI) Ultrasound and Sonar Imaging Scanners and Low-Power Portable Instruments Industrial and Consumer Data Acquisition System (1) MCP372XX/MCP37DXX Family Comparison : Digital Digital CW Noise-Shaping Part Number Sample Rate Resolution (2) (3) (4) (2) Decimation Down-Conversion Beamforming Requantizer MCP37231-200 200 Msps 16 Yes No No No MCP37221-200 200 Msps 14 Yes No No No MCP37211-200 200 Msps 12 Yes No No Yes MCP37D31-200 200 Msps 16 Yes Yes Yes No MCP37D21-200 200 Msps 14 Yes Yes Yes No MCP37D11-200 200 Msps 12 Yes Yes Yes Yes Note 1: Devices in the same package type are pin-to-pin compatible. 2: Available in single- and dual-channel mode. 3: Available in single- and dual-channel mode, and octal-channel mode when CW beamforming is enabled. 4: Available in octal-channel mode. 2014-2016 Microchip Technology Inc. DS20005322D-page 1MCP37231/21-200 AND MCP37D31/21-200 Functional Block Diagram AV AV GND DV DV DD12 DD18 DD12 DD18 Duty Cycle DLL CLK+ Clock Correction Selection CLK- PLL DCLK+ Output Clock Control DCLK- A + IN0 Digital Signal Post-Processing: A - IN0 - FDR, Decimation Pipelined ADC - Phase/Offset/Gain Adj. - DDC, CW Beamforming A + IN7 (MCP37D31/21-200) A - IN7 WCK V V REF+ REF- OVR Output Control: V CM - CMOS, DDR LVDS - Serialized LVDS Reference Q 15:0 SENSE Generator Internal Registers V BG SLAVE REF1+ REF1- REF0+ REF0- SDIO SCLK CS SYNC DS20005322D-page 2 2014-2016 Microchip Technology Inc. Input Multiplexer