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Analog Devices Inc. AD9650USVZ-105EP
- Part No.:
- AD9650USVZ-105EP
- Manufacturer:
- Analog Devices Inc.
- Category:
- Analog to Digital Converters (ADC)
- Package:
- 80-TQFP Exposed Pad
- Datasheet:
-
AD9650USVZ-105EP.pdf
- Description:
- IC ADC 16BIT PIPELINED 80TQFP
- Quantity:
- Payment:
- Shipping:
Inventory:2,697
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Product details
Overview
AD9650USVZ-105EP from Analog Devices is a dual 16-bit, 105 MSPS analog-to-digital converter optimized for high-frequency IF sampling up to 300 MHz in radar and electronic warfare systems. It operates from a single 1.8 V analog supply, delivers 80.5 dBFS SNR at 30 MHz input, supports LVDS or CMOS outputs, and features integrated duty cycle stabilizer (DCS) and on-chip dither for enhanced SFDR.
For engineers reviewing the AD9650USVZ-105EP datasheet, AD9650USVZ-105EP pinout, AD9650USVZ-105EP application, or AD9650USVZ-105EP equivalent, key selection criteria include extended temperature operation (−55°C to +85°C), differential 500 MHz analog input bandwidth, 12 mm × 12 mm TQFP_EP package with exposed thermal pad, and SPI-configurable output formatting and power modes.
Technical Context
The AD9650USVZ-105EP employs a multistage differential pipelined ADC architecture with integrated error correction logic per channel and a shared internal 1.35 V reference. Its analog front-end includes wide-bandwidth differential sample-and-hold amplifiers and supports both interleaved and independent parallel LVDS output modes.
It integrates a clock duty cycle stabilizer (DCS) to maintain performance under variable clock duty cycles, an integer 1-to-8 input clock divider, and flexible digital interface control via a 3-wire SPI-compatible serial port supporting offset binary, two's complement, and Gray coding formats.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Resolution | 16-bit - Enables high dynamic range digitization of weak signals amid strong interferers in EW and radar. |
| Sampling Rate | 105 MSPS - Supports Nyquist-sampled IF inputs up to ~52.5 MHz or undersampled RF/IF signals up to 300 MHz. |
| SNR @ 30 MHz | 80.5 dBFS - Delivers >13 ENOB for accurate amplitude fidelity in pulse acquisition and spectrum analysis. |
| SFDR @ 30 MHz | 93 dBc - Minimizes spurious content critical for detecting low-level signals in dense spectral environments. |
| Analog Input Bandwidth | 500 MHz - Preserves signal integrity for wideband IF sampling without external anti-alias filtering. |
| Power Consumption | 778 mW total (LVDS mode) - Balances performance and thermal load in conduction-cooled military modules. |
| Supply Voltage | 1.8 V AVDD & DRVDD - Simplifies power delivery in modern low-voltage embedded systems with single-rail design. |
| Operating Temperature | −55°C to +85°C - Qualified for deployment in harsh-environment aerospace, defense, and industrial platforms. |
Pinout & Package
The AD9650USVZ-105EP is housed in an 80-lead TQFP_EP (SV-80-6) package measuring 12 mm × 12 mm with a 7.5 mm × 7.5 mm exposed thermal pad that must be soldered to PCB ground for thermal and electrical integrity.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VIN+A / VIN−A VIN+B / VIN−B |
Differential analog inputs (Ch A & Ch B) | Accepts 2.7 V p-p differential signals; 500 MHz bandwidth enables direct IF sampling without external amplification. |
| CLK+ / CLK− | Differential clock input | Supports CMOS/LVDS/LVPECL logic; DCS circuit compensates for duty cycle variation to preserve aperture jitter & SNR. |
| D0+ to D15+ / D0− to D15− | LVDs data outputs (16-bit per channel) | Interleaved or parallel LVDS mode; differential swing configurable (290–400 mV) for noise immunity in high-speed routing. |
| DCO+ / DCO− | Data clock output | Source-synchronous LVDS clock aligned to data; skew controlled to ±0.5 ns for reliable capture in FPGA receivers. |
| SYNC | Digital synchronization input | Enables multichip timing alignment across multiple AD9650USVZ-105EP devices in phased-array or MIMO systems. |
| CSB / SCLK/DFS / SDIO/DCS | SPI serial interface | 3-wire configuration port for real-time control of output format, DCS enable, power-down, and test modes. |
Key Features
| Feature | Design Value |
|---|---|
| On-chip dither | Improves SFDR by >6 dB for low-amplitude signals without increasing analog input noise floor. |
| Duty cycle stabilizer (DCS) | Reduces sensitivity to clock asymmetry, maintaining <0.075 ps rms jitter even with 30%–70% duty cycle variation. |
| Integer 1-to-8 clock divider | Allows use of higher-frequency, lower-jitter master clocks while preserving precise sampling rate control. |
| Flexible output interface | Configurable LVDS or 1.8 V CMOS outputs with selectable data formatting (offset binary/two's complement/Gray). |
| Extended temperature qualification | −55°C to +85°C operation verified per MIL-PRF-38535 Class V requirements for space and defense applications. |
| Integrated voltage reference | 1.35 V internal reference with ±14 mV error ensures consistent full-scale span across temperature without external components. |
Applications
| Radar Pulse Digitization | Electronic Warfare Receiver |
|---|---|
|
Use Scenario: High-speed digitization of pulsed IF signals from phased-array radar front-ends operating at L/S/C bands. IC Role / Device Role / Timing Role: Dual-channel ADC capturing synchronized I/Q samples at 105 MSPS with sub-ns aperture jitter for coherent processing. Use Value: 80.5 dBFS SNR and 93 dBc SFDR enable detection of low-RCS targets within clutter; 500 MHz input bandwidth supports direct sampling of 100–250 MHz IFs. |
Use Scenario: Wideband signal intelligence (SIGINT) receiver analyzing multiple simultaneous threat emitters across 20–180 MHz. IC Role / Device Role / Timing Role: Dual ADC core providing parallel channel capture for real-time FFT and demodulation with multichip SYNC alignment. Use Value: Interleaved LVDS output reduces FPGA pin count; on-chip dither improves SFDR for weak signal recovery in dense RF environments. |
| Joint Tactical Radio System (JTRS) | Industrial Ultrasound Imaging |
|
Use Scenario: Software-defined radio transceiver supporting COMSEC waveforms requiring high-fidelity baseband digitization. IC Role / Device Role / Timing Role: ADC interfacing directly to FPGA-based digital downconverters with programmable output format and low-latency pipeline (12 cycles). Use Value: SPI-configurable offset binary/two's complement mode simplifies FPGA arithmetic; 1.8 V LVDS outputs ensure robustness against EMI in vehicular platforms. |
Use Scenario: Beamforming ultrasound system digitizing echo returns from 5–15 MHz transducer arrays with high time-of-flight resolution. IC Role / Device Role / Timing Role: Dual-channel ADC acquiring synchronized channel data for real-time delay-and-sum beamforming algorithms. Use Value: 16-bit resolution and 78.4 dBFS minimum SNR over temperature support sub-millimeter spatial resolution; −55°C to +85°C rating suits portable medical equipment. |
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 |
|---|---|---|---|
| AD9680BCPZ-500 | Higher 500 MSPS sampling rate, 14-bit resolution, JESD204B serial output instead of parallel LVDS/CMOS. | Better suited for wideband communications and direct RF sampling; requires JESD204B-capable FPGA and higher power budget (1.7 W). | Select when >250 MHz instantaneous bandwidth or FPGA SerDes interface is required; not drop-in compatible. |
| ADS52J90IRGCT | 16-bit, 100 MSPS dual ADC with JESD204B v1.1 output; no on-chip DCS or dither; 0.95 V/1.8 V dual-supply interface. | Targeted at cost-sensitive industrial imaging; lacks extended temperature grade and multichip SYNC capability. | Consider for commercial-grade systems where −40°C to +85°C suffices and JESD204B simplifies board routing. |
Compared with AD9650USVZ-105EP, AD9680BCPZ-500 offers higher speed but sacrifices resolution and parallel interface simplicity, while ADS52J90IRGCT provides comparable resolution and sampling rate but omits military-grade temperature qualification, DCS, and multichip sync-making AD9650USVZ-105EP uniquely suited for ruggedized dual-channel IF digitization.
Availability
AD9650USVZ-105EP is available at Aetrix Electronics and suitable for radar pulse acquisition, electronic warfare receivers, and joint tactical radio systems requiring stable component supply across extended temperature ranges and long production lifecycles.
Supply support for AD9650USVZ-105EP 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 semiconductors, serving precision instrumentation, aerospace, defense, and industrial markets since 1965.
The AD9650-EP product line delivers radiation-tolerant, extended-temperature analog-to-digital converters engineered for mission-critical signal acquisition in radar, EW, and secure communications platforms.
FAQ
What is the maximum analog input frequency supported by the AD9650USVZ-105EP?
The AD9650USVZ-105EP supports analog input frequencies up to 300 MHz, enabled by its 500 MHz differential analog input bandwidth and multistage pipelined architecture. This allows undersampling of RF/IF signals well beyond the Nyquist limit of 52.5 MHz, making it suitable for direct IF digitization in radar and EW systems without external bandpass filtering.
Does the AD9650USVZ-105EP require external reference components?
No, the AD9650USVZ-105EP integrates a 1.35 V voltage reference with ±14 mV output error over temperature and includes VREF, SENSE, and RBIAS pins for optional external reference configuration. In default mode, it operates fully self-contained with no external reference components required, reducing BOM count and layout complexity.
How does the duty cycle stabilizer (DCS) improve performance in the AD9650USVZ-105EP?
The DCS in the AD9650USVZ-105EP actively corrects clock duty cycle variations to maintain <0.075 ps rms aperture jitter, preserving SNR and SFDR even when driven by asymmetric clocks. This eliminates the need for external clock conditioners and enables robust operation with standard crystal oscillators or PLLs lacking tight duty cycle control.
Can the AD9650USVZ-105EP operate in CMOS output mode?
Yes, the AD9650USVZ-105EP supports both LVDS and 1.8 V CMOS digital outputs, configurable via SPI register settings. CMOS mode draws less current (663 mW total vs. 778 mW in LVDS) and interfaces directly with legacy FPGA I/O banks, though LVDS is preferred for noise immunity in high-density layouts.
What is the purpose of the exposed thermal pad on the AD9650USVZ-105EP package?
The exposed thermal pad on the bottom of the AD9650USVZ-105EP's 80-lead TQFP_EP package serves as the analog ground (AGND) connection and must be soldered to a solid PCB ground plane. This ensures proper thermal dissipation (θJA = 22.48°C/W) and minimizes ground bounce, which is critical for maintaining 16-bit AC performance in high-speed sampling applications.
AD9650USVZ-105EP Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc.
- Series:
- -
- Package/Case:
- 80-TQFP Exposed Pad
- Packaging:
- Bulk
- Product Status:
- Active
- Number of Bits:
- 16
- Sampling Rate (Per Second):
- 105M
- 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:
- Internal
- Voltage - Supply, Analog:
- 1.7V ~ 1.9V
- Voltage - Supply, Digital:
- 1.7V ~ 1.9V
- Features:
- Simultaneous Sampling
- Operating Temperature:
- -55°C ~ 85°C
- Supplier Device Package:
- 80-TQFP-EP (12x12)
- Mounting Type:
- Surface Mount
- Grade:
- -
- Qualification:
- -
AD9650USVZ-105EP FAQ
1.How can I place an order for AD9650USVZ-105EP through Aetrix?
Please submit a Request for Quotation (RFQ) for AD9650USVZ-105EP 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 AD9650USVZ-105EP reliable?
The price and inventory of AD9650USVZ-105EP are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for AD9650USVZ-105EP is usually 5 days.
3.What payment methods are accepted for AD9650USVZ-105EP?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for AD9650USVZ-105EP transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for AD9650USVZ-105EP?
AD9650USVZ-105EP orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your AD9650USVZ-105EP 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 AD9650USVZ-105EP?
For technical support, including AD9650USVZ-105EP datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your AD9650USVZ-105EP requirements.
6.How does Aetrix verify that AD9650USVZ-105EP is sourced from the original manufacturer or authorized distributors?
All AD9650USVZ-105EP 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 AD9650USVZ-105EP meets industry standards.
7.What is the process for return or replacement of AD9650USVZ-105EP?
All AD9650USVZ-105EP units undergo pre-shipment inspection (PSI). If there is an issue with AD9650USVZ-105EP, 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 AD9650USVZ-105EP part is unused and in its original packaging.
Return procedure for AD9650USVZ-105EP:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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