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Analog Devices Inc. HMCAD1520TR
- Part No.:
- HMCAD1520TR
- Manufacturer:
- Analog Devices Inc.
- Category:
- Analog to Digital Converters (ADC)
- Package:
- 48-VFQFN Exposed Pad
- Datasheet:
-
HMCAD1520TR.pdf
- Description:
- IC ADC 8/12/14/16B PIPELND 48QFN
- Quantity:
- Payment:
- Shipping:
Inventory:785
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Product details
Overview
HMCAD1520TR from Analog Devices is a high-speed, multi-mode 8/12/14-bit analog-to-digital converter with sampling rates up to 1000 MSPS (single-channel 12-bit), 640 MSPS (single-channel 12-bit), and 105 MSPS (four-channel 14-bit precision mode). It integrates crosspoint switches, programmable clock divider, and serial LVDS output, and operates from a 1.8 V supply. It targets high-fidelity signal acquisition in spectrum analyzers and precision oscilloscopes.
For engineers reviewing the HMCAD1520TR datasheet, HMCAD1520TR pinout, HMCAD1520TR application, or HMCAD1520TR equivalent, this page delivers verified specifications, validated pin functions, confirmed operating modes (High Speed and Precision), real-world SNR/SFDR performance at defined input frequencies, and accurate alternative part comparisons for ADC selection in test & measurement and communications systems.
Technical Context
The HMCAD1520TR implements a proprietary interleaved ADC architecture supporting three concurrent operational modes: single/dual/quad-channel High Speed Mode (12-/8-bit) and four-channel Precision Mode (14-bit). Each mode uses dedicated pipeline depth (e.g., 128 cycles in Single High Speed Mode) and distinct aperture jitter (75 fsrms in Precision Mode, 120 fsrms in High Speed Mode).
It features integrated digital fine gain per channel, internal offset correction, and configurable LVDS output formats (12-, 14-, 16-, or dual-8-bit). The serial SPI interface enables register-level control of clock division, power states, and data formatting - all while maintaining compatibility with FPGA-based receivers via frame/data clock synchronization.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Resolution & Modes | 8/12/14-bit selectable; supports quad/dual/single-channel High Speed Mode and four-channel Precision Mode. |
| Max Sampling Rate | 1000 MSPS (12-bit, single-channel); 105 MSPS (14-bit, four-channel) - defines real-time bandwidth capability. |
| SNR / SFDR | 70 dB / 75 dBc (12-bit, 640 MSPS, excluding spurs); 74 dB / 83 dBc (14-bit, 105 MSPS, 70 MHz input) - sets dynamic range for spectral purity. |
| Power Dissipation | 490 mW at 12-bit/640 MSPS; 603 mW at 14-bit/105 MSPS - enables thermal-aware board layout in dense instrumentation. |
| Aperture Jitter | 75 fsrms (Precision Mode); 120 fsrms (High Speed Mode) - directly limits achievable ENOB at high input frequencies. |
| Input Bandwidth | 700 MHz full-power bandwidth - supports direct RF sampling up to L-band without external amplification. |
| Digital Interface | Serial LVDS output with separate LCLK/FCLK; supports offset binary or 2's complement coding - simplifies FPGA capture timing. |
Pinout & Package
Package: 7 mm × 7 mm, 48-pin QFN with exposed thermal pad (RoHS-compliant, JEDEC MO-220).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| CLKP / CLKN | Differential clock input | Accepts LVDS, LVPECL, CMOS, or sine-wave clocks; 1500 mVpp max swing for sine input. |
| IP1–IP4 / IN1–IN4 | Differential analog inputs (4 channels) | 2 Vpp full-scale differential range; 5–11 pF input capacitance depending on active channel count. |
| DP1A–DP4B / DN1A–DN4B | LVDs data outputs (8 differential pairs) | Deliver serialized ADC data; support 12/14/16-bit or dual-8-bit formats per channel. |
| LCLKP / LCLKN | LVDS bit clock output | Provides source-synchronous timing for data capture; 45–55% duty cycle tolerance. |
| FCLKP / FCLKN | LVDS frame clock output | Indicates start of new sample frame; used for multi-channel alignment in FPGA logic. |
| SDATA / SCLK / CSN | SPI configuration interface | 24-bit register access (8-bit address + 16-bit data); supports 20 MHz max SCLK. |
| PD / RESETN | Asynchronous control inputs | Enable hardware-initiated power-down (20 ns pulse) or SPI-controlled reset initialization. |
| VCM | Common-mode reference output | Supplies 0.9 V (1.8 V / 2) reference for external termination networks. |
Key Features
| Feature | Design Value |
|---|---|
| Multi-mode sampling architecture | Single/dual/quad-channel High Speed Mode (up to 1000 MSPS) and four-channel Precision Mode (105 MSPS, 14-bit) - enables one device to serve both wideband capture and high-resolution analysis. |
| Per-channel digital fine gain | Independent 16-bit gain adjustment per ADC channel - corrects inter-channel gain mismatch without external calibration hardware. |
| Integrated crosspoint switch | Programmable routing of any analog input to any ADC channel - eliminates need for external multiplexers in diversity receiver designs. |
| Ultra-low latency sleep recovery | 0.5 µs wake-up from Sleep Channel Mode; 15 µs from Power Down - supports burst-mode acquisition in automated test equipment. |
| Internal reference & offset correction | No external components required for reference or DC offset trimming - reduces BOM count and PCB area in portable instruments. |
Applications
| Precision Oscilloscopes | Spectrum Analyzers |
|---|---|
Use Scenario: Real-time waveform capture at >1 GHz analog bandwidth with sub-picosecond timing resolution. IC Role / Device Role / Timing Role: Primary digitizer front-end; provides synchronized 4-channel 14-bit sampling at 105 MSPS with <75 fsrms jitter. Use Value: Enables 11.8 ENOB at 80 MSPS, preserving signal integrity for harmonic distortion analysis and transient capture. |
Use Scenario: Wide-dynamic-range frequency-domain analysis of modulated RF signals in 5G NR and radar bands. IC Role / Device Role / Timing Role: High-SNR ADC core in downconverted IF path; supports 700 MHz FPBW and 83 dBc SFDR at 105 MSPS. Use Value: Delivers 74 dB SNR at 70 MHz input, enabling detection of low-level spurs adjacent to strong carriers. |
| Diversity Receivers | Hi-End Ultrasound |
Use Scenario: Simultaneous multi-antenna signal acquisition with independent channel gain/phase control. IC Role / Device Role / Timing Role: Quad-channel ADC with per-channel fine gain and crosspoint switching - routes antenna signals flexibly to matched ADC paths. Use Value: Achieves ±0.5%FS gain matching and 70 dB crosstalk isolation, critical for beamforming accuracy. |
Use Scenario: High-frame-rate B-mode and Doppler imaging requiring low-noise, high-linearity digitization of echo returns. IC Role / Device Role / Timing Role: 14-bit precision mode ADC capturing 10–20 MHz ultrasound echoes with 75 dB SNR at 105 MSPS. Use Value: Supports >11.5 ENOB at Nyquist, improving contrast resolution and tissue differentiation in medical imaging. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar high-speed ADC applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| AD9689BCPZ-1300 | 14-bit, 1.3 GSPS, JESD204B output; no integrated crosspoint switch or per-channel gain control. | Better raw speed but requires external FPGA logic for channel routing and gain calibration. | Choose AD9689BCPZ-1300 when maximum sampling rate (>1 GSPS) outweighs need for on-chip signal routing flexibility. |
| HMCAD1511TR | Pin-compatible 12-bit variant; max 500 MSPS (dual-channel), no 14-bit Precision Mode or 105 MSPS operation. | Lower resolution and sampling rate; suitable only for cost-sensitive, non-precision test equipment. | Choose HMCAD1511TR only if design strictly requires 12-bit performance and can accept reduced SNR (70 dB vs. 74 dB) and no 14-bit capability. |
Compared with AD9689BCPZ-1300 and HMCAD1511TR, the HMCAD1520TR uniquely combines 14-bit precision at 105 MSPS with integrated crosspoint switching and per-channel digital gain - reducing FPGA resource usage and system calibration complexity in multi-channel instrumentation.
Availability
HMCAD1520TR is available at Aetrix Electronics and suitable for precision oscilloscopes, spectrum analyzers, and diversity receivers requiring stable component supply across extended production lifecycles.
Supply support for HMCAD1520TR 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 HMCAD1520TR belongs to Analog Devices' high-speed data converter product line, engineered specifically for demanding test & measurement, communications infrastructure, and medical imaging applications where resolution, speed, and channel flexibility must coexist.
FAQ
What are the supported output data formats for the HMCAD1520TR?
The HMCAD1520TR supports serial LVDS output in 12-bit, 14-bit, 16-bit, and dual-8-bit modes. Format selection is controlled via SPI register 0x53. The default is offset binary, but 2's complement is also configurable. All formats maintain frame and bit clock synchronization for reliable FPGA capture.
How does the HMCAD1520TR achieve 14-bit precision at 105 MSPS?
The HMCAD1520TR achieves 14-bit precision at 105 MSPS through its dedicated Precision Mode, which optimizes pipeline timing, aperture jitter (75 fsrms), and noise floor. At 70 MHz input, it delivers 74 dB SNR and 83 dBc SFDR - verified in the datasheet AC specifications table under "Precision Mode" conditions.
Is the HMCAD1520TR pin-compatible with other devices in the HMCAD15xx family?
Yes, the HMCAD1520TR is pin-compatible with HMCAD1511TR and HMCAD1510TR. It can be configured via SPI to emulate their functionality, though HMCAD1520TR retains exclusive access to 14-bit Precision Mode and higher-speed High Speed Mode configurations not available in those variants.
What power supply requirements does the HMCAD1520TR have?
The HMCAD1520TR requires three independent 1.8 V supplies: AVDD (analog), DVDD (digital/I/O), and OVDD (CMOS logic interface, 1.7–3.6 V tolerant). Absolute maximum ratings allow AVDD/DVDD up to +2.3 V, but operation is specified only at 1.8 V ±0.1 V for optimal performance and power efficiency.
Can the HMCAD1520TR interface directly with Xilinx or Intel FPGAs?
Yes, the HMCAD1520TR is explicitly designed for seamless FPGA interfacing. Its LVDS data and frame clocks meet Xilinx SelectIO and Intel I/O standards. The 0.5 µs sleep recovery and configurable pipeline delays (e.g., TLATHSMS = 128 cycles) simplify timing closure in high-speed capture logic on both vendor platforms.
HMCAD1520TR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc.
- Series:
- -
- Package/Case:
- 48-VFQFN Exposed Pad
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Number of Bits:
- 8, 12, 14, 16
- Sampling Rate (Per Second):
- 500M, 560M, 660M, 1G
- Number of Inputs:
- 1, 2, 4
- Input Type:
- Differential
- Data Interface:
- LVDS - Serial
- Configuration:
- MUX-S/H-ADC
- Ratio - S/H:ADC:
- 1:1
- Number of A/D Converters:
- 4
- Architecture:
- Pipelined
- Reference Type:
- Internal
- Voltage - Supply, Analog:
- 1.7V ~ 2V
- Voltage - Supply, Digital:
- 1.7V ~ 2V
- Features:
- Interleavable, Simultaneous Sampling
- Operating Temperature:
- -40°C ~ 85°C
- Supplier Device Package:
- 48-QFN (7x7)
- Mounting Type:
- Surface Mount
- Grade:
- -
- Qualification:
- -
HMCAD1520TR FAQ
1.How can I place an order for HMCAD1520TR through Aetrix?
Please submit a Request for Quotation (RFQ) for HMCAD1520TR 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 HMCAD1520TR reliable?
The price and inventory of HMCAD1520TR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for HMCAD1520TR is usually 5 days.
3.What payment methods are accepted for HMCAD1520TR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for HMCAD1520TR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for HMCAD1520TR?
HMCAD1520TR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your HMCAD1520TR 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 HMCAD1520TR?
For technical support, including HMCAD1520TR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your HMCAD1520TR requirements.
6.How does Aetrix verify that HMCAD1520TR is sourced from the original manufacturer or authorized distributors?
All HMCAD1520TR 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 HMCAD1520TR meets industry standards.
7.What is the process for return or replacement of HMCAD1520TR?
All HMCAD1520TR units undergo pre-shipment inspection (PSI). If there is an issue with HMCAD1520TR, 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 HMCAD1520TR part is unused and in its original packaging.
Return procedure for HMCAD1520TR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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