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Analog Devices Inc. AD9643BCPZ-210
- Part No.:
- AD9643BCPZ-210
- Manufacturer:
- Analog Devices Inc.
- Category:
- Analog to Digital Converters (ADC)
- Package:
- 64-VFQFN Exposed Pad, CSP
- Datasheet:
-
AD9643BCPZ-210.pdf
- Description:
- IC ADC 14BIT PIPELINED 64LFCSP
- Quantity:
- Payment:
- Shipping:
Inventory:1,369
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Product details
Overview
AD9643BCPZ-210 from Analog Devices is a dual-channel, 14-bit, 210 MSPS analog-to-digital converter (ADC) designed for high-performance IF sampling in communications infrastructure. It operates from a single 1.8 V analog supply and separate 1.8 V digital output driver supply, delivers 70.6 dBFS SNR at 185 MHz input and 210 MSPS, supports up to 400 MHz input bandwidth, and features LVDS outputs with interleaved or channel-multiplexed data formatting.
For engineers reviewing the AD9643BCPZ-210 datasheet, AD9643BCPZ-210 pinout, AD9643BCPZ-210 application, or AD9643BCPZ-210 equivalent, key selection considerations include its 210 MSPS sample rate, 95 dB channel isolation, integrated duty cycle stabilizer, 1.75 V p-p flexible analog input range, and SPI-configurable power-down modes for diversity radio and multimode receiver systems.
Technical Context
The AD9643BCPZ-210 implements two independent, multistage differential pipelined ADC cores with integrated error correction logic. Each channel accepts wideband differential analog inputs (up to 400 MHz full-power bandwidth) and uses an internal voltage reference to simplify system design.
It supports integer clock division (1–8), enabling synchronization across multiple devices via the SYNC input, and provides programmable LVDS output formatting (interleaved or even/odd multiplexed) with dedicated DCO and OR signals. The 3-wire SPI interface allows full register readback and configuration of gain, offset, test modes, and power states.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Resolution | 14-bit - Enables high dynamic range digitization for demanding RF receiver applications. |
| Max Sample Rate | 210 MSPS - Supports real-time capture of wideband IF signals up to 400 MHz without undersampling constraints. |
| SNR @ 185 MHz | 70.6 dBFS - Delivers >11.2 ENOB at high input frequencies, critical for LTE/WiMAX demodulation fidelity. |
| Channel Isolation | 95 dB - Ensures minimal crosstalk between dual channels in I/Q or diversity antenna systems. |
| Analog Input Range | 1.4–2.0 V p-p (1.75 V p-p nominal) - Allows direct interfacing with transformer-coupled or balun-based RF front-ends. |
| Power Consumption | 680 mW at 210 MSPS - Optimized for thermal management in dense base station or software-defined radio PCB layouts. |
| Duty Cycle Stabilizer | Integrated - Compensates for clock duty cycle variation, preserving AC performance without external conditioning circuitry. |
Pinout & Package
The AD9643BCPZ-210 is housed in a 64-lead, 9 mm × 9 mm LFCSP package with exposed paddle (AGND) requiring soldering to the PCB ground plane for thermal and electrical integrity.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VIN+A / VIN−A | Differential analog input (Channel A) | Accepts balanced RF/IF signal; common-mode bias provided by VCM pin. |
| VIN+B / VIN−B | Differential analog input (Channel B) | Independent second channel for I/Q or diversity reception; matched to Channel A. |
| CLK+ / CLK− | Differential clock input | Supports LVDS/LVPECL/CMOS; internal bias enables direct connection without external termination. |
| D0+ to D13+ / D0− to D13− | LVD S data outputs (14-bit per channel) | Interleaved mode outputs both channels on shared bus; channel-mux mode separates A/B data paths. |
| DCO+ / DCO− | Data clock output | Synchronizes LVDS data capture at receiver; phase-aligned to sampled data edges. |
| OR+ / OR− | Overrange indicator (interleaved) or ORA+/ORB+ (mux) | Flags saturation events per channel; enables real-time AGC or clipping detection in baseband processing. |
| SCLK / SDIO / CSB | 3-wire SPI interface | Enables full register access for calibration, test mode, and power state control without additional buses. |
| PDWN / OEB | Power-down and output enable control | Active-high PDWN enters low-power standby (90 mW) or deep power-down (10 mW); OEB gates LVDS drivers. |
Key Features
| Feature | Design Value |
|---|---|
| Dual 14-bit ADC cores | Enables simultaneous I/Q sampling or spatial diversity without external multiplexing or timing skew. |
| LVDS output interface (ANSI-644) | Reduces EMI and supports long trace routing at 210 MSPS with deterministic timing via DCO. |
| Integer 1-to-8 clock divider | Allows use of lower-frequency, low-jitter master clocks (e.g., 262.5 MHz → 210 MSPS), easing clock tree design. |
| SYNC input for multi-device synchronization | Ensures deterministic phase alignment across multiple AD9643BCPZ-210 units in phased-array or MIMO systems. |
| Flexible power-down modes | Reduces power to 90 mW (standby) or 10 mW (deep power-down) while retaining register state and fast wake-up (<250 µs). |
Applications
| Wireless Base Station Receiver | Multimode 3G/4G Digital Receiver |
|---|---|
Use Scenario: Digitizing dual IF signals from downconverters in macrocell BTS with support for LTE, WCDMA, and TD-SCDMA standards. IC Role / Device Role / Timing Role: Dual-channel ADC performing parallel I/Q sampling at 210 MSPS with 95 dB isolation to preserve signal orthogonality. Use Value: Eliminates need for external clock dividers or serializer ICs due to integrated DCS and LVDS DCO, reducing BOM count and layout complexity. |
Use Scenario: Front-end digitization in software-defined radios supporting reconfigurable modulation schemes across GSM, EDGE, and LTE bands. IC Role / Device Role / Timing Role: High-SNR ADC providing 70.6 dBFS SNR at 185 MHz to meet adjacent channel leakage ratio (ACLR) requirements. Use Value: Flexible 1.4–2.0 V p-p input range simplifies matching to various RF front-end architectures without level-shifting components. |
| Smart Antenna Beamforming System | Ultrasound Digital Beamformer |
Use Scenario: Capturing synchronized samples from multiple antenna elements for real-time beam steering and interference nulling. IC Role / Device Role / Timing Role: Multi-unit synchronized ADC using SYNC input and identical clock division to maintain sub-picosecond inter-channel timing alignment. Use Value: Pin compatibility with AD9613 (12-bit) and AD6649 enables scalable platform design across performance tiers without PCB redesign. |
Use Scenario: High-fidelity digitization of echo return signals in portable ultrasound systems requiring wide dynamic range and low noise floor. IC Role / Device Role / Timing Role: Dual-channel ADC capturing time-aligned RF echoes with 1.33 LSB rms input-referred noise for improved image contrast resolution. Use Value: Integrated voltage reference and duty cycle stabilizer reduce external component count and improve temperature stability over −40°C to +85°C. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar dual-channel, high-speed ADC applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| AD9643BCPZ-250 | Higher 250 MSPS sample rate; 70.6 dBFS SNR maintained at 185 MHz but with 785 mW power vs. 680 mW. | Better suited for wider instantaneous bandwidth capture (e.g., 120 MHz LTE carriers), less optimal for thermally constrained designs. | Select when maximum sample rate is required and thermal headroom permits higher power dissipation. |
| AD9680BCPZ-500 | 14-bit, 500 MSPS dual ADC; higher SFDR (88 dBc), wider 1 GHz full-power bandwidth, but requires 3.3 V DRVDD and consumes ~1.8 W. | Targets next-gen 5G NR and radar where >250 MSPS and >500 MHz IF bandwidth are mandatory. | Choose for future-proofing beyond 210 MSPS needs; not drop-in due to different supply, pinout, and thermal profile. |
Compared with AD9643BCPZ-250 and AD9680BCPZ-500, the AD9643BCPZ-210 offers optimal balance of power efficiency (680 mW), proven 210 MSPS performance, and industrial temperature operation (−40°C to +85°C) for cost-sensitive, thermally constrained wireless infrastructure deployments.
Availability
AD9643BCPZ-210 is available at Aetrix Electronics and suitable for wireless base stations, multimode digital receivers, and ultrasound equipment requiring stable component supply, long-term lifecycle support, and guaranteed authenticity through traceable sourcing.
Supply support for AD9643BCPZ-210 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
Analog Devices is a global leader in high-performance analog, mixed-signal, and digital signal processing technologies, serving communications, industrial, and healthcare markets with precision data conversion solutions.
The AD9643 product line delivers dual-channel, high-speed ADCs optimized for IF sampling in communications infrastructure-designed to replace discrete ADC + FPGA implementations with integrated, low-power, pin-compatible alternatives.
FAQ
What is the maximum analog input frequency supported by the AD9643BCPZ-210?
The AD9643BCPZ-210 supports a full-power bandwidth of 1000 MHz, enabling high-fidelity digitization of IF signals up to 400 MHz. Its SNR and SFDR specifications are validated at 185 MHz input with −1.0 dBFS amplitude, and performance remains robust across the entire 100 MHz to 400 MHz band used in LTE, WiMAX, and WCDMA receivers. This capability is enabled by its proprietary differential input architecture and internal voltage reference.
Does the AD9643BCPZ-210 require an external voltage reference?
No, the AD9643BCPZ-210 integrates a precision internal voltage reference, eliminating the need for external reference components and simplifying board layout and bill-of-materials. The internal reference supports the specified 1.75 V p-p nominal analog input range and maintains stability over the industrial temperature range (−40°C to +85°C). External reference bypassing is not supported-the device is designed for self-contained operation.
How does the duty cycle stabilizer (DCS) function in the AD9643BCPZ-210?
The duty cycle stabilizer (DCS) in the AD9643BCPZ-210 actively corrects ADC clock duty cycle distortion to maintain optimal sampling aperture timing. When enabled, it ensures consistent high/low pulse widths across process, voltage, and temperature variations-preserving SNR and SFDR performance without requiring external clock conditioning circuits. DCS operation is transparent and configurable via SPI register settings in the AD9643BCPZ-210.
What LVDS output formats does the AD9643BCPZ-210 support?
The AD9643BCPZ-210 supports two LVDS output configurations: interleaved mode (single 14-bit bus carrying time-multiplexed Channel A and B data) and channel-multiplexed (even/odd) mode (separate A and B data lanes with dedicated ORA+/ORB+ indicators). Format selection is controlled via SPI registers, and both modes provide ANSI-644–compliant differential signaling with programmable swing (250–450 mV) and 1.15–1.35 V offset voltage.
Is the AD9643BCPZ-210 pin-compatible with other Analog Devices ADCs?
Yes, the AD9643BCPZ-210 is pin-compatible with the AD9613 (12-bit, 250 MSPS), AD6649 (14-bit, 250 MSPS), and AD6643 (14-bit, 170 MSPS) in the same 64-lead LFCSP package. This enables straightforward migration between resolution and speed grades without PCB redesign. However, register maps and default configurations differ, so firmware updates are required when substituting the AD9643BCPZ-210 into existing AD9613-based designs.
AD9643BCPZ-210 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc.
- Series:
- -
- Package/Case:
- 64-VFQFN Exposed Pad, CSP
- Packaging:
- Tray
- Product Status:
- Active
- Number of Bits:
- 14
- Sampling Rate (Per Second):
- 210M
- Number of Inputs:
- 2
- Input Type:
- Differential
- Data Interface:
- LVDS - Parallel
- Configuration:
- S/H-ADC
- Ratio - S/H:ADC:
- 1:1
- Number of A/D Converters:
- 2
- Architecture:
- Pipelined
- Reference Type:
- Internal
- Voltage - Supply, Analog:
- 1.7V ~ 1.9V
- Voltage - Supply, Digital:
- 1.7V ~ 1.9V
- Features:
- Simultaneous Sampling
- Operating Temperature:
- -40°C ~ 85°C
- Supplier Device Package:
- 64-LFCSP-VQ (9x9)
- Mounting Type:
- Surface Mount
- Grade:
- -
- Qualification:
- -
AD9643BCPZ-210 FAQ
1.How can I place an order for AD9643BCPZ-210 through Aetrix?
Please submit a Request for Quotation (RFQ) for AD9643BCPZ-210 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 AD9643BCPZ-210 reliable?
The price and inventory of AD9643BCPZ-210 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for AD9643BCPZ-210 is usually 5 days.
3.What payment methods are accepted for AD9643BCPZ-210?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for AD9643BCPZ-210 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for AD9643BCPZ-210?
AD9643BCPZ-210 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your AD9643BCPZ-210 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 AD9643BCPZ-210?
For technical support, including AD9643BCPZ-210 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your AD9643BCPZ-210 requirements.
6.How does Aetrix verify that AD9643BCPZ-210 is sourced from the original manufacturer or authorized distributors?
All AD9643BCPZ-210 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 AD9643BCPZ-210 meets industry standards.
7.What is the process for return or replacement of AD9643BCPZ-210?
All AD9643BCPZ-210 units undergo pre-shipment inspection (PSI). If there is an issue with AD9643BCPZ-210, 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 AD9643BCPZ-210 part is unused and in its original packaging.
Return procedure for AD9643BCPZ-210:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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