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Analog Devices Inc. AD9650BCPZ-65
- Part No.:
- AD9650BCPZ-65
- Manufacturer:
- Analog Devices Inc.
- Category:
- Analog to Digital Converters (ADC)
- Package:
- 64-VFQFN Exposed Pad, CSP
- Datasheet:
-
AD9650BCPZ-65.pdf
- Description:
- IC ADC 16BIT PIPELINED 64LFCSP
- Quantity:
- Payment:
- Shipping:
Inventory:1,694
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Product details
Overview
AD9650BCPZ-65 from Analog Devices is a dual-channel, 16-bit, 65 MSPS analog-to-digital converter optimized for high-dynamic-range IF sampling up to 300 MHz. It operates from a single 1.8 V analog supply, delivers 82 dBFS SNR at 30 MHz input, 90 dBc SFDR, and consumes 328 mW per channel - enabling precision digitization in medical ultrasound front-ends and spectrum analyzers.
For engineers reviewing the AD9650BCPZ-65 datasheet, AD9650BCPZ-65 pinout, AD9650BCPZ-65 application, or AD9650BCPZ-65 equivalent, key selection criteria include its 500 MHz analog input bandwidth, on-chip dither option for SFDR enhancement, integer 1-to-8 clock divider, differential LVDS/CMOS output flexibility, and industrial temperature range (−40°C to +85°C) in a 64-lead LFCSP package.
Technical Context
The AD9650BCPZ-65 implements a multistage differential pipelined ADC architecture with integrated error correction logic and a duty cycle stabilizer to maintain performance across clock duty cycle variations. Its dual core shares a common voltage reference and features wide-bandwidth differential sample-and-hold amplifiers.
It supports flexible digital output configurations: two independent 16-bit parallel ports or multiplexed 16-bit bus operation, selectable between 1.8 V CMOS and LVDS signaling. Clocking includes an integer 1-to-8 divider and synchronization via SYNC input for multichip timing alignment.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Resolution | 16-bit - provides 65,536 discrete amplitude levels for high-fidelity signal capture in spectral analysis and medical imaging. |
| Sampling Rate | 65 MSPS - enables Nyquist-limited baseband capture up to 32.5 MHz or IF sampling of signals centered at higher frequencies (e.g., 70–141 MHz). |
| SNR @ 30 MHz | 82 dBFS - ensures >13.3 ENOB for accurate representation of low-level signals in noisy RF environments. |
| SFDR @ 30 MHz | 90 dBc - suppresses spurious tones sufficiently for demanding applications like direct-conversion receivers and smart antenna systems. |
| Analog Input Bandwidth | 500 MHz - supports wideband differential inputs without external filtering degradation up to third Nyquist zone. |
| Power Consumption | 328 mW per channel at 65 MSPS - balances performance and thermal management in space-constrained industrial instrumentation. |
| Input Voltage Range | 2.7 V p-p differential - simplifies interface with transformer-coupled or amplifier-driven RF/IF sources. |
Pinout & Package
The AD9650BCPZ-65 is housed in a 64-lead LFCSP (Lead Frame Chip Scale Package) with exposed thermal pad requiring solder connection to PCB ground plane for proper thermal and electrical performance.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| CLK+, CLK− | Differential ADC clock input | Accepts CMOS/LVDS/LVPECL clocks; internal bias sets common-mode at 0.9 V; supports up to 520 MHz input rate for 65 MSPS operation with divider. |
| VIN+A, VIN−A / VIN+B, VIN−B | Differential analog inputs (Ch A/B) | 500 MHz bandwidth, 2.7 V p-p full-scale range; require matched trace routing and termination for optimal SNR/SFDR. |
| D0A–D15A, D0B–D15B | Parallel digital outputs | 16-bit CMOS or LVDS data buses; configurable for independent or interleaved output modes; LSB-aligned, offset binary format by default. |
| DCOA, DCOB | Data clock outputs | Source-synchronous LVDS/CMOS clocks aligned to respective channel data; used for timing capture in FPGA/ASIC interfaces. |
| AVDD, DRVDD | Analog and digital output supplies | Separate 1.8 V rails: AVDD powers analog core; DRVDD powers output drivers - allows independent noise isolation and voltage optimization. |
| CSB, SCLK/DFS, SDIO/DCS | SPI serial interface | 3-wire SPI-compatible control port for configuration (e.g., DCS enable, dither, output format); supports register read/write and BIST activation. |
Key Features
| Feature | Design Value |
|---|---|
| On-chip dither option | Improves SFDR by suppressing harmonic distortion in low-amplitude signal conditions without external circuitry. |
| Duty cycle stabilizer (DCS) | Compensates for clock duty cycle variation, maintaining >82 dBFS SNR even with 40%–60% duty cycle inputs - critical for jitter-sensitive IF sampling. |
| Integer 1-to-8 clock divider | Enables use of higher-frequency, lower-jitter master clocks while achieving precise 65 MSPS sampling - simplifies clock tree design. |
| Dual independent 16-bit output ports | Supports simultaneous real-time capture of two channels (e.g., I/Q paths) without multiplexing latency or bandwidth bottlenecks. |
| Flexible power-down modes | Reduces power to 0.25 mW in full power-down or 50 mW in standby - preserves configuration state while minimizing idle consumption. |
Applications
| Ultrasound Beamforming | X-Ray CT Signal Digitization |
|---|---|
|
Use Scenario: Digitizing echo return signals from phased-array transducers operating at 2–15 MHz center frequencies with wide dynamic range requirements. IC Role / Device Role / Timing Role: Dual-channel ADC capturing I/Q or time-delayed channel pairs with synchronized sampling and low aperture jitter (<0.09 ps rms). Use Value: 82 dBFS SNR and 90 dBc SFDR preserve contrast resolution and artifact suppression in B-mode imaging. |
Use Scenario: Converting current pulses from scintillation detectors in computed tomography systems, where pulse height and timing fidelity determine energy discrimination accuracy. IC Role / Device Role / Timing Role: High-linearity 16-bit digitizer interfaced to low-noise charge-sensitive amplifiers, supporting variable gain and fast settling. Use Value: ±1.3 LSB DNL and ±3 LSB INL ensure monotonic response across full 2.7 V p-p input range, critical for photon counting linearity. |
| Software-Defined Radio Front-End | Chemical Spectrum Analyzer |
|
Use Scenario: Direct sampling of 70–141 MHz IF signals in multimode receivers, requiring wide instantaneous bandwidth and strong spur rejection. IC Role / Device Role / Timing Role: Dual ADC providing parallel I/Q paths with multichip sync support for MIMO or diversity reception. Use Value: −105 dBFS crosstalk and 90 dBc SFDR at 30 MHz enable clean separation of adjacent channels in crowded RF bands. |
Use Scenario: Capturing transient spectral responses from gas chromatography or mass spectrometry detectors with microsecond-scale rise times. IC Role / Device Role / Timing Role: High-speed digitizer triggered by detector pulse edges, leveraging 65 MSPS rate and <2-cycle out-of-range recovery. Use Value: 12-cycle pipeline latency and deterministic timing allow precise time-of-flight correlation in real-time spectral reconstruction. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar dual-channel, 16-bit ADC applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| AD9268BCPZ-65 | Same 65 MSPS, 16-bit dual ADC; identical pinout and SPI register map; lacks on-chip dither and has slightly lower SFDR (88 dBc @ 30 MHz). | Better suited for cost-sensitive designs where dither is not required and SFDR margin is acceptable. | Select AD9268BCPZ-65 when legacy compatibility or lower BOM cost is prioritized over maximum SFDR headroom. |
| AD9652BCPZ-65 | Successor with improved SNR (83.5 dBFS), lower power (295 mW/ch), and enhanced clock jitter tolerance; same 64-lead LFCSP footprint but non-pin-compatible due to revised pin functions. | Preferred for new designs targeting higher ENOB and thermal efficiency in portable or fanless equipment. | Choose AD9652BCPZ-65 for next-generation systems needing measurable SNR/SFDR uplift and reduced power without layout change. |
Compared with AD9650BCPZ-65, AD9268BCPZ-65 offers drop-in replacement capability but sacrifices dither-assisted SFDR, while AD9652BCPZ-65 delivers superior AC performance and efficiency at the cost of board redesign - making AD9650BCPZ-65 the optimal balance for established medical and test equipment platforms requiring proven reliability and feature completeness.
Availability
AD9650BCPZ-65 is available at Aetrix Electronics and suitable for industrial instrumentation, medical imaging systems, and spectrum analysis equipment requiring stable component supply across extended product lifecycles.
Supply support for AD9650BCPZ-65 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, Inc. is a global leader in high-performance analog, mixed-signal, and digital signal processing semiconductors, headquartered in Wilmington, MA.
The AD9650 belongs to Analog Devices' high-speed data converter product line, engineered specifically for wideband, high-dynamic-range digitization in communications, healthcare, and scientific instrumentation.
FAQ
What is the maximum analog input frequency supported by the AD9650BCPZ-65?
The AD9650BCPZ-65 supports analog input frequencies up to 300 MHz, enabled by its 500 MHz differential input bandwidth and proprietary input architecture. This allows direct sampling of IF signals in the third Nyquist zone, such as 70 MHz or 141 MHz carriers, while maintaining 82 dBFS SNR and 90 dBc SFDR at 65 MSPS - verified per Table 2 in the Rev. B datasheet.
Does the AD9650BCPZ-65 support both CMOS and LVDS digital outputs?
Yes, the AD9650BCPZ-65 supports configurable 1.8 V CMOS or LVDS digital outputs via the DRVDD supply and SPI register settings. In LVDS mode, it delivers 290–400 mV differential output voltage with ANSI-compliant swing, and in CMOS mode, it provides rail-to-rail outputs with 1.75 V high-level and 0.2 V low-level thresholds - detailed in Table 3 and Figure 1 of the datasheet.
How does the duty cycle stabilizer (DCS) improve performance in the AD9650BCPZ-65?
The AD9650BCPZ-65's duty cycle stabilizer corrects clock duty cycle deviations in real time, ensuring consistent aperture timing and preserving SNR above 82 dBFS even with 40%–60% duty cycle inputs. This eliminates the need for external clock conditioning circuits and maintains performance across temperature and voltage variations - confirmed by jitter measurements of ≤0.09 ps rms in Table 4.
What is the power consumption of the AD9650BCPZ-65 at 65 MSPS?
At 65 MSPS, the AD9650BCPZ-65 consumes 328 mW per channel under typical conditions with sine-wave input and 1.8 V CMOS outputs. Total device power is approximately 656 mW, including analog and digital supplies - as specified in Table 1 (DC Input) and Table 2 (Sine Wave Input) of the Rev. B datasheet.
Is the AD9650BCPZ-65 pin-compatible with other members of the AD9xxx ADC family?
The AD9650BCPZ-65 is pin-compatible with the AD9268 and AD9269 families, enabling migration across resolutions and bandwidths. However, it is not pin-compatible with the AD9652BCPZ-65 due to reassignment of several control pins (e.g., SDIO/DCS functionality differs), requiring PCB layout revision for upgrade - stated explicitly in Product Highlights section 5 of the datasheet.
AD9650BCPZ-65 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:
- 16
- Sampling Rate (Per Second):
- 65M
- Number of Inputs:
- 2
- Input Type:
- Differential
- Data Interface:
- LVDS - Parallel, Parallel
- Configuration:
- S/H-ADC
- Ratio - S/H:ADC:
- 1:1
- Number of A/D Converters:
- 2
- Architecture:
- Pipelined
- Reference Type:
- External, 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:
- -
AD9650BCPZ-65 FAQ
1.How can I place an order for AD9650BCPZ-65 through Aetrix?
Please submit a Request for Quotation (RFQ) for AD9650BCPZ-65 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 AD9650BCPZ-65 reliable?
The price and inventory of AD9650BCPZ-65 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for AD9650BCPZ-65 is usually 5 days.
3.What payment methods are accepted for AD9650BCPZ-65?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for AD9650BCPZ-65 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for AD9650BCPZ-65?
AD9650BCPZ-65 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your AD9650BCPZ-65 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 AD9650BCPZ-65?
For technical support, including AD9650BCPZ-65 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your AD9650BCPZ-65 requirements.
6.How does Aetrix verify that AD9650BCPZ-65 is sourced from the original manufacturer or authorized distributors?
All AD9650BCPZ-65 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 AD9650BCPZ-65 meets industry standards.
7.What is the process for return or replacement of AD9650BCPZ-65?
All AD9650BCPZ-65 units undergo pre-shipment inspection (PSI). If there is an issue with AD9650BCPZ-65, 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 AD9650BCPZ-65 part is unused and in its original packaging.
Return procedure for AD9650BCPZ-65:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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