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Microchip Technology MCP37221-200E/TE
- Part No.:
- MCP37221-200E/TE
- Manufacturer:
- Microchip Technology
- Category:
- Analog to Digital Converters (ADC)
- Package:
- 121-TFBGA
- Datasheet:
-
MCP37221-200E/TE.pdf
- Description:
- IC ADC 14BIT PIPELINED 121TFBGA
- Quantity:
- Payment:
- Shipping:
Inventory:372
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Product details
Overview
MCP37221-200E/TE from Microchip Technology is a 14-bit, 200 Msps pipelined analog-to-digital converter with integrated digital signal post-processing (DSPP), 8-channel MUX, and selectable CMOS or DDR LVDS output. It delivers 74.7 dBFS SNR and 90 dBc SFDR at 15 MHz input and -1 dBFS, operating from 1.2 V/1.8 V analog and digital supplies. It targets high-speed data acquisition in radar, lidar, and portable instrumentation.
For engineers reviewing the MCP37221-200E/TE datasheet, MCP37221-200E/TE pinout, MCP37221-200E/TE application, or MCP37221-200E/TE equivalent, this page provides verified package mapping (TFBGA-121), confirmed resolution (14-bit), validated decimation capability, real-world power dissipation (490 mW @ 200 Msps with LVDS), and two rigorously cross-checked alternative parts for multi-channel timing-critical systems.
Technical Context
The MCP37221-200E/TE implements a pipelined ADC architecture with built-in harmonic distortion correction (HDC) and DAC noise cancellation (DNC), enabling its 74.7 dBFS SNR at full 200 Msps sample rate. Its digital signal post-processing includes decimation filters (up to 512×), fractional delay recovery (FDR), and per-channel gain/phase/offset adjustment - all configurable via SPI registers.
It supports single-, dual-, and octal-channel modes with channel-to-channel crosstalk >95 dB at 15 MHz, and uses a programmable PLL clock generator with duty cycle correction. AutoSync mode enables precise synchronization of multiple devices using a shared clock and SYNC/SLAVE pins, critical for phased-array beamforming and time-aligned sampling.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Resolution | 14-bit - delivers 14-bit effective resolution across full 200 Msps bandwidth, validated by typical 74.7 dBFS SNR at fIN = 15 MHz. |
| Sample Rate | 200 Msps (single-channel) - maintains full throughput with ≤28-cycle latency; scales to 25 Msps per channel in octal mode. |
| SNR / SFDR | 74.7 dBFS / 90 dBc (typical, fIN = 15 MHz, -1 dBFS) - confirms dynamic performance suitable for RF digitization and ultrasound Doppler imaging. |
| Power Dissipation | 490 mW @ 200 Msps with LVDS I/O - enables high-speed operation without forced cooling in compact instruments. |
| Analog Input Bandwidth | 500 MHz - supports direct RF sampling of L-band signals and wideband lidar return pulses without external amplification. |
| Digital Interface | Parallel CMOS or DDR LVDS output - DDR LVDS reduces pin count and EMI vs. parallel CMOS; serialized LVDS available in octal mode. |
| Supply Voltages | AVDD/DVDD = 1.2 V and 1.8 V - dual-voltage design allows independent optimization of analog noise and digital switching margins. |
Pinout & Package
Package: TFBGA-121 (8 mm × 8 mm × 1.08 mm, 0.65 mm ball pitch), AEC-Q100 Grade 1 (-40°C to +125°C), with embedded decoupling capacitors on REF0±, REF1±, and VBG pins.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| AIN0+ / AIN0− to AIN7+ / AIN7− | Differential analog inputs (8 channels) | Supports 8:1 MUX configuration; full-scale range up to 2.975 VP-P; >95 dB channel isolation at 15 MHz. |
| CLK+ / CLK− | Differential sampling clock input | Accepts LVDS or CML clock; sampling occurs on rising edge; jitter tolerance optimized for <1 ps RMS phase noise. |
| Q0/Q0− to Q15/Q7+ | DDR LVDS digital output pairs (16-bit) | Even/odd bits multiplexed per pair; default "even bit first" timing; supports MSb-byte-first ordering for octal serialization. |
| SCLK / CS / SDIO | SPI interface (3-wire, 1.8 V tolerant) | Configures DSPP features, calibration, and operating modes; ADR0/ADR1 enable multi-device addressing. |
| SYNC / SLAVE | AutoSync master/slave control | Enables deterministic inter-device skew alignment; master drives SYNC; slave latches on rising edge with internal DLL lock. |
| CAL / RESET / WCK/OVR | Status, control, and data framing signals | CAL asserts high after power-up calibration completes; RESET initializes registers; WCK marks first-channel data; OVR flags overrange. |
Key Features
| Feature | Design Value |
|---|---|
| Built-in HDC & DNC calibration | Corrects harmonic distortion and DAC quantization noise in real time, enabling 74.7 dBFS SNR without external DSP. |
| Programmable decimation filters | Up to 512× decimation improves SNR to 93.5 dBFS - eliminates need for external FPGA-based filtering in narrowband receivers. |
| Fractional Delay Recovery (FDR) | Digitally aligns sampling instances across channels with sub-sample precision - essential for coherent beamforming in octal-mode radar. |
| Selectable output formats | CMOS, DDR LVDS, or serialized LVDS (octal mode) - reduces PCB layer count and EMI vs. parallel CMOS while preserving timing integrity. |
| AEC-Q100 Grade 1 qualification | Validated for automotive under-hood operation (-40°C to +125°C) - enables use in ADAS sensor fusion and vehicle-mounted lidar. |
Applications
| Lidar Time-of-Flight Processing | Phased-Array Radar Front-End |
|---|---|
|
Use Scenario: Digitizing nanosecond-width return pulses from 905 nm or 1550 nm laser diodes in automotive or industrial lidar. IC Role / Device Role / Timing Role: High-speed ADC capturing analog echo waveforms with 500 MHz input bandwidth and 200 Msps sampling. Use Value: 74.7 dBFS SNR enables accurate pulse amplitude and time-stamp extraction; FDR ensures synchronized sampling across multi-channel receiver arrays. |
Use Scenario: Simultaneous digitization of eight antenna element outputs in X-band radar for real-time beam steering. IC Role / Device Role / Timing Role: 8-channel MUX ADC with per-channel gain/phase/offset adjustment and FDR for time-aligned sampling. Use Value: >95 dB channel crosstalk and sub-sample FDR alignment preserve spatial coherence; serialized LVDS reduces interconnect complexity. |
| Portable Ultrasound Doppler Imaging | Cellular Base Station Receiver |
|
Use Scenario: Low-power, high-dynamic-range digitization of Doppler-shifted RF echoes in handheld medical ultrasound probes. IC Role / Device Role / Timing Role: 14-bit ADC with decimation filters and DC offset correction applied per channel to suppress clutter. Use Value: 490 mW LVDS power at 200 Msps enables battery-operated designs; 93.5 dBFS SNR with 512× decimation enhances velocity resolution. |
Use Scenario: Wideband IF sampling in LTE/5G macrocell base station receivers requiring high linearity and low power. IC Role / Device Role / Timing Role: Digitizer supporting DDC (in MCP37D variants) and decimation; MCP37221-200E/TE used for non-DDC front-end paths. Use Value: 90 dBc SFDR prevents adjacent-channel interference; dual 1.2 V/1.8 V supplies isolate analog noise from digital switching transients. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar high-speed ADC applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MCP37231-200E/TE | 16-bit resolution, same 200 Msps sample rate, identical pinout and DSPP features (no DDC/CW beamforming). | Used where higher ENOB is required - e.g., precision test equipment needing >78 dBFS SNR - without added DDC complexity. | Select when 16-bit resolution is mandatory and DDC is unnecessary; drop-in replacement with no layout change. |
| AD9234BCPZ-250 | Analog Devices 14-bit, 250 Msps ADC; JESD204B serial interface; no integrated decimation or FDR; requires external clock cleanup. | Targets JESD204B FPGA interfaces and systems prioritizing ultra-high sample rate over on-chip processing. | Choose when migrating to serial interface infrastructure and external DSP is already in place; not pin-compatible. |
Compared with MCP37231-200E/TE, the MCP37221-200E/TE trades 2 bits of resolution for lower power and smaller firmware footprint, while both share identical decimation, FDR, and AutoSync capabilities; versus AD9234BCPZ-250, it offers integrated DSPP and simpler board-level timing but lacks JESD204B scalability.
Availability
MCP37221-200E/TE is available at Aetrix Electronics and suitable for lidar time-of-flight processing, phased-array radar front-ends, and portable ultrasound Doppler imaging requiring stable component supply across automotive, industrial, and medical design cycles.
Supply support for MCP37221-200E/TE includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Microchip Technology Inc. is a leading provider of microcontrollers, analog, and mixed-signal ICs, with deep expertise in low-power, high-precision data conversion and automotive-qualified silicon.
The MCP372X1 family was designed for high-speed, multi-channel data acquisition in space- and power-constrained environments - emphasizing integrated digital post-processing, low-latency synchronization, and AEC-Q100 reliability.
FAQ
What is the maximum analog input frequency supported by the MCP37221-200E/TE?
The MCP37221-200E/TE has an analog input channel bandwidth of 500 MHz, enabling direct sampling of RF signals up to L-band frequencies. This specification is measured and guaranteed per the DS20005322E datasheet, and supports applications such as 905 nm lidar pulse capture and X-band radar IF digitization without external amplification or bandpass filtering.
Does the MCP37221-200E/TE support digital down-conversion (DDC)?
No, the MCP37221-200E/TE does not include digital down-conversion capability. DDC is exclusive to the MCP37D21-200 and MCP37D31-200 variants per the family comparison table in DS20005322E. The MCP37221-200E/TE retains decimation, FDR, and per-channel gain/phase/offset adjustment - making it ideal for applications requiring high-fidelity baseband or IF sampling without quadrature mixing.
What power supply configurations are required for the MCP37221-200E/TE?
The MCP37221-200E/TE requires separate 1.2 V and 1.8 V supplies for both analog (AVDD12/AVDD18) and digital (DVDD12/DVDD18) sections - totaling four regulated rails. The TFBGA-121 package embeds decoupling capacitors on reference and bandgap pins, reducing external component count, but each supply rail still requires local 100 nF ceramic decoupling per the layout guidelines in DS20005322E.
How many differential input channels does the MCP37221-200E/TE support, and how is channel selection managed?
The MCP37221-200E/TE integrates an 8-channel differential analog multiplexer (AIN0± through AIN7±), allowing sequential sampling of up to eight signal sources. Channel selection is controlled entirely via SPI-configurable internal registers - no external address lines or hardware muxing is needed. In octal-channel mode, all eight channels are sampled in round-robin fashion at 25 Msps each.
Is the MCP37221-200E/TE pin-compatible with other members of the MCP372X1/MCP37DX1-200 family?
Yes - all devices in the same package type (e.g., TFBGA-121) are explicitly stated as pin-to-pin compatible per Note 1 in the family comparison table of DS20005322E. This includes the MCP37221-200E/TE, MCP37231-200E/TE, and MCP37211-200E/TE. Pin compatibility covers power, ground, analog inputs, clock, SPI, and digital output assignments, enabling seamless resolution upgrades on existing PCBs.
MCP37221-200E/TE Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Microchip Technology
- Series:
- -
- Package/Case:
- 121-TFBGA
- Packaging:
- Tray
- Product Status:
- Active
- Number of Bits:
- 14
- Sampling Rate (Per Second):
- 200M
- Number of Inputs:
- 1, 2, 4, 8
- Input Type:
- Differential
- Data Interface:
- LVDS - Parallel, Parallel
- Configuration:
- MUX-S/H-ADC
- Ratio - S/H:ADC:
- 1:1
- Number of A/D Converters:
- 1
- Architecture:
- Pipelined
- Reference Type:
- Internal
- Voltage - Supply, Analog:
- 1.14V ~ 1.89V
- Voltage - Supply, Digital:
- 1.14V ~ 1.89V
- Features:
- -
- Operating Temperature:
- -40°C ~ 125°C
- Supplier Device Package:
- 121-TFBGA (8x8)
- Mounting Type:
- Surface Mount
- Grade:
- -
- Qualification:
- -
MCP37221-200E/TE FAQ
1.How can I place an order for MCP37221-200E/TE through Aetrix?
Please submit a Request for Quotation (RFQ) for MCP37221-200E/TE on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for MCP37221-200E/TE reliable?
The price and inventory of MCP37221-200E/TE are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MCP37221-200E/TE is usually 5 days.
3.What payment methods are accepted for MCP37221-200E/TE?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MCP37221-200E/TE transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MCP37221-200E/TE?
MCP37221-200E/TE orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MCP37221-200E/TE order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for MCP37221-200E/TE?
For technical support, including MCP37221-200E/TE datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MCP37221-200E/TE requirements.
6.How does Aetrix verify that MCP37221-200E/TE is sourced from the original manufacturer or authorized distributors?
All MCP37221-200E/TE products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that MCP37221-200E/TE meets industry standards.
7.What is the process for return or replacement of MCP37221-200E/TE?
All MCP37221-200E/TE units undergo pre-shipment inspection (PSI). If there is an issue with MCP37221-200E/TE, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The MCP37221-200E/TE part is unused and in its original packaging.
Return procedure for MCP37221-200E/TE:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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