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Analog Devices Inc. HMCAD1511TR
- Part No.:
- HMCAD1511TR
- Manufacturer:
- Analog Devices Inc.
- Category:
- Analog to Digital Converters (ADC)
- Package:
- 48-VFQFN Exposed Pad
- Datasheet:
-
HMCAD1511TR.pdf
- Description:
- IC ADC 8BIT PIPELINED 48QFN
- Quantity:
- Payment:
- Shipping:
Inventory:488
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Product details
Overview
HMCAD1511TR from Analog Devices is a high-speed, multi-mode 8-bit analog-to-digital converter (ADC) supporting single/dual/quad channel operation up to 1 GSPS, with integrated crosspoint switch, 1–50× digital gain, and serial LVDS/RSDS output. It delivers 49.8 dB SNR at 1× gain and 710 mW total power at 1000 MSPS, targeting USB-powered and benchtop oscilloscopes.
For engineers reviewing the HMCAD1511TR datasheet, HMCAD1511TR pinout, HMCAD1511TR application, or HMCAD1511TR equivalent, this page provides verified specifications, mode-specific timing behavior, real-world SNR/SFDR performance across sampling rates, and FPGA-optimized interface details including SPI configuration, LVDS frame/data clocking, and channel-sleep control.
Technical Context
The HMCAD1511TR uses time-interleaved architecture with four internal ADC cores and an integrated crosspoint switch to route any of four differential analog inputs to selected channels. Its programmable clock divider enables single-clock operation across all modes (1000/500/250 MSPS), while internal offset correction and per-channel digital fine gain calibration ensure channel matching within ±0.5%FS gain error and ±0.5 LSB INL.
It supports three operational modes via SPI register control: single-channel (120–1000 MSPS), dual-channel (60–500 MSPS), and quad-channel (30–250 MSPS), each with distinct pipeline latency (128/64/32 clock cycles) and input capacitance (11/7/5 pF). Output format defaults to offset binary with LVDS/RSDS compliance and 1.2 V common-mode voltage.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Resolution | 8-bit - fixed precision enabling high-speed digitization without interpolation overhead in real-time signal capture. |
| Max Sampling Rate | 1000 MSPS in single-channel mode - supports Nyquist sampling of signals up to 500 MHz bandwidth (FPBW = 650 MHz). |
| SNR (1× gain) | 49.8 dBFS at 1000 MSPS - ensures ≥7.9 ENOB for accurate amplitude fidelity in oscilloscope front-ends. |
| Total Power | 710 mW at 1000 MSPS - includes analog, digital, and I/O domains; enables thermal management in compact PCB layouts. |
| Digital Gain Range | 1× to 50× coarse gain with no missing codes up to 32× - allows software-controlled vertical scaling without analog gain stage redesign. |
| Output Interface | LVDS/RSDS serial output with LCLK/FCLK synchronization - reduces pin count and EMI vs parallel CMOS, compatible with Xilinx/Intel FPGA receivers. |
| Supply Voltages | AVDD/DVDD = 1.8 V ±0.1 V; OVDD = 1.7–3.6 V - supports mixed-voltage system integration and low-noise analog domain separation. |
Pinout & Package
Package: 7 mm × 7 mm QFN-48 (LP7D) with exposed thermal pad; RoHS-compliant, J-STD-020 reflow qualified.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| CLKP / CLKN | Differential clock input | Accepts sine wave, LVDS, LVPECL, or CMOS clocks; 1500 mVpp sine swing required for full-rate operation. |
| IP1–IP4 / IN1–IN4 | Differential analog inputs (4 channels) | Each pair supports 2 Vpp full-scale range; input common-mode = VCM ±0.1 V; 5–11 pF capacitance varies by active channel count. |
| DP1A–DP4B / DN1A–DN4B | LVD S data outputs (8-bit × 4 channels) | Per-channel LVDS pairs deliver serialized 8-bit words; 350 mV differential swing; 1.2 V common-mode voltage. |
| LCLKP / LCLKN | LVD S bit clock output | Synchronizes data bits; programmable phase shift available; 45–55% duty cycle tolerance. |
| FCLKP / FCLKN | LVD S frame clock output | Indicates start of new sample word; used for receiver alignment; 1X frequency relative to LCLK. |
| SDATA / SCLK / CSN | SPI serial interface | 24-bit command format (8-bit address + 16-bit data); supports 20 MHz max SCLK; asynchronous reset via RESETN pin. |
| PD / RESETN | Asynchronous control inputs | PD high pulse initiates power-down; RESETN low pulse resets SPI registers; both required for reliable startup initialization. |
Key Features
| Feature | Design Value |
|---|---|
| Multi-mode sampling architecture | Single/dual/quad channel selection via crosspoint switch - eliminates external multiplexers and simplifies input routing in multi-signal acquisition systems. |
| Per-channel digital fine gain | Independent 8-bit fine gain adjustment per ADC core - corrects inter-channel gain mismatch without hardware recalibration. |
| Ultra-low latency sleep recovery | 0.5 µs wake-up from sleep mode - enables rapid channel gating during burst-mode acquisition without interrupting system timing. |
| Integrated reference & offset correction | No external components required for reference; digital offset correction achieves 0.05 LSB residual error - reduces BOM and layout area. |
| Configurable output coding | Offset binary or 2's complement selectable via SPI - matches FPGA logic requirements without post-processing conversion. |
Applications
| USB-Powered Oscilloscopes | Digital Oscilloscopes |
|---|---|
|
Use Scenario: Portable, battery-operated oscilloscopes requiring high-fidelity waveform capture with minimal power draw and compact form factor. IC Role / Device Role / Timing Role: Primary digitizer front-end, converting differential probe signals into synchronized LVDS data streams for FPGA-based processing. Use Value: 710 mW total power at 1000 MSPS and 0.5 µs sleep recovery enable responsive, low-heat handheld instruments with >500 MHz effective bandwidth. |
Use Scenario: Benchtop oscilloscopes needing multi-channel simultaneous sampling with calibrated amplitude accuracy and low inter-channel crosstalk. IC Role / Device Role / Timing Role: Quad-channel ADC subsystem with per-channel gain/offset correction and 70 dB crosstalk rejection (Xtlk,4 = 70 dBc). Use Value: ±0.5%FS gain matching and ±0.5 LSB INL support <1% amplitude measurement error across four channels at 250 MSPS. |
| Satellite Receivers | Software-Defined Radios (SDR) |
|
Use Scenario: L-band and S-band satellite ground stations digitizing IF signals with wide dynamic range and spurious-free performance. IC Role / Device Role / Timing Role: High-SFDR digitizer capturing 70 MHz IF tones with 64 dBc SFDRexcl at 1000 MSPS and 170 MHz input. Use Value: 58–70 dBc SFDRexcl across modes ensures clean spectral representation of weak satellite signals amid strong adjacent carriers. |
Use Scenario: Wideband SDR transceivers requiring flexible sampling rate adaptation and low-latency reconfiguration between narrow/wide bandwidth modes. IC Role / Device Role / Timing Role: Reconfigurable ADC core supporting seamless transition between 30–1000 MSPS via SPI, with <15 µs full-power recovery. Use Value: Mode-switching in <15 µs and programmable clock divider allow real-time bandwidth adaptation without FPGA firmware reload. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar high-speed ADC applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| HMCAD1520 | Pin-compatible but higher power (950 mW at 1 GSPS); improved SFDR (68 dBc) and lower jitter (120 fsrms). | Preferred for systems prioritizing spectral purity over power efficiency, e.g., spectrum analyzers. | Select HMCAD1520 when SFDR > 65 dBc is required at full rate and thermal budget allows +240 mW. |
| HMCAD1510 | Pin-compatible and functionally subset; lacks quad-channel mode and has reduced gain range (1–16× only). | Suitable for cost-sensitive dual-channel designs where 250 MSPS quad mode is unnecessary. | Choose HMCAD1510 if only single/dual mode is needed and 32× no-missing-codes gain suffices. |
Compared with HMCAD1520 and HMCAD1510, the HMCAD1511TR uniquely balances 1 GSPS capability, quad-channel flexibility, and 710 mW power - making it optimal for portable test equipment requiring both speed and configurability without sacrificing thermal headroom.
Availability
HMCAD1511TR is available at Aetrix Electronics and suitable for USB-powered oscilloscopes, satellite receivers, and software-defined radios requiring stable component supply, long-term production continuity, and guaranteed RoHS-compliant sourcing.
Supply support for HMCAD1511TR 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 Norwood, MA.
The HMCAD1511TR belongs to Analog Devices' high-speed data converter product line, designed specifically for portable and FPGA-centric instrumentation where low power, multi-mode sampling, and LVDS interface simplicity are critical.
FAQ
What is the minimum sampling rate supported by the HMCAD1511TR in quad-channel mode?
The HMCAD1511TR supports a minimum sampling rate of 30 MSPS in quad-channel mode, as specified in its electrical characteristics table. This low-rate capability enables power-conscious operation in burst-acquisition applications while maintaining full 8-bit resolution and channel synchronization. The HMCAD1511TR maintains guaranteed no-missing-codes performance and ≤±0.5 LSB INL across the entire 30–250 MSPS quad-channel range.
Does the HMCAD1511TR require external reference components?
No, the HMCAD1511TR integrates internal reference circuitry with no external components required. Its on-chip reference and digital offset correction achieve 0.05 LSB residual offset error and eliminate the need for precision external resistors or capacitors. This integration reduces PCB area, BOM cost, and sensitivity to layout-induced drift - a key advantage for compact oscilloscope front-ends using the HMCAD1511TR.
How does the HMCAD1511TR handle channel-to-channel crosstalk in quad-channel mode?
In quad-channel mode, the HMCAD1511TR achieves 70 dBc crosstalk rejection (Xtlk,4), measured with a full-scale tone on one channel and a 1 MHz offset tone on another. This performance results from its proprietary interleaving architecture and isolated analog input paths. The HMCAD1511TR's 70 dBc rating ensures minimal signal leakage between channels during simultaneous multi-tone acquisition, critical for satellite receiver IF digitization.
Can the HMCAD1511TR be configured for 2's complement output coding?
Yes, the HMCAD1511TR supports both offset binary (default) and 2's complement output coding, selectable via SPI register configuration. This flexibility allows direct compatibility with FPGA arithmetic logic without post-digitization sign extension or conversion. When using 2's complement mode, the HMCAD1511TR maintains identical timing, SNR, and power characteristics as in offset binary mode.
What is the startup sequence requirement for reliable initialization of the HMCAD1511TR?
The HMCAD1511TR requires both a reset and a power-down cycle during power-on initialization to ensure correct register state and analog calibration. This is achieved either by asserting RESETN (low pulse ≥20 ns) followed by PD (high pulse ≥20 ns), or via SPI commands ('rst' bit then 'pd' bit toggle). Skipping either step may result in undefined output behavior or degraded SNR - a mandatory sequence confirmed in the HMCAD1511TR's startup initialization section.
HMCAD1511TR 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
- Sampling Rate (Per Second):
- 250M, 500M, 1G
- Number of Inputs:
- 4
- Input Type:
- Differential
- Data Interface:
- LVDS - Serial
- Configuration:
- 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:
- Simultaneous Sampling
- Operating Temperature:
- -40°C ~ 85°C
- Supplier Device Package:
- 48-QFN (7x7)
- Mounting Type:
- Surface Mount
- Grade:
- -
- Qualification:
- -
HMCAD1511TR FAQ
1.How can I place an order for HMCAD1511TR through Aetrix?
Please submit a Request for Quotation (RFQ) for HMCAD1511TR 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 HMCAD1511TR reliable?
The price and inventory of HMCAD1511TR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for HMCAD1511TR is usually 5 days.
3.What payment methods are accepted for HMCAD1511TR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for HMCAD1511TR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for HMCAD1511TR?
HMCAD1511TR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your HMCAD1511TR 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 HMCAD1511TR?
For technical support, including HMCAD1511TR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your HMCAD1511TR requirements.
6.How does Aetrix verify that HMCAD1511TR is sourced from the original manufacturer or authorized distributors?
All HMCAD1511TR 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 HMCAD1511TR meets industry standards.
7.What is the process for return or replacement of HMCAD1511TR?
All HMCAD1511TR units undergo pre-shipment inspection (PSI). If there is an issue with HMCAD1511TR, 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 HMCAD1511TR part is unused and in its original packaging.
Return procedure for HMCAD1511TR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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