ADC1411S125HN/C1:5 - 14-Bit 125MSPS ADC | NXP HVQFN-32
Référence : ADC1411S125HN/C1:5 ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $25.5 | $25,50 |
| 10 | $22.95 | $229,50 |
| 100 | $18.2 | $1 820,00 |
| 500 | $15.8 | $7 900,00 |
| 1 000 | $13.45 | $13 450,00 |
ADC1411S125HN/C1:5 Présentation
An ADC (analog-to-digital converter) is a data-acquisition component that samples continuous analog input signals and converts each sample into a binary code. Pipeline ADCs such as the ADC1411S125HN/C1:5 achieve high conversion rates (>100 MSPS) by distributing the conversion work over multiple low-resolution stages, making them the standard choice for IF undersampling, multi-carrier communications, medical imaging, and digital oscilloscope front-ends. Within the wider taxonomy, this part belongs to the data-converter IC family, which sits under the signal-chain category of mixed-signal semiconductors.
Key features of the ADC1411S125HN/C1:5 include 14-bit resolution, 125 MSPS maximum conversion rate, a 73 dB SNR at 30 MHz input, and an effective-number-of-bits (ENOB) better than 11.5 bits. The device integrates an internal 1.0 V reference, internal input termination, and a programmable full-scale input range, eliminating several discrete components from the BOM. Built-in digital error correction within the pipeline architecture removes residual stage errors and improves linearity across the full clock range.
Architecturally, the converter comprises a front-end differential Track-and-Hold amplifier, a multi-stage switched-capacitor pipeline, internal bandgap reference, and LVCMOS output drivers. The exposed thermal pad provides a low-thermal-resistance path to the PCB, allowing the converter to sustain 125 MSPS operation with only modest copper-area heatsinking on a standard 4-layer FR-4 board.
Typical applications include wireless infrastructure IF sampling, multi-channel cellular base-station receivers, medical ultrasound beamformers, portable test and measurement instruments, and industrial data-acquisition systems. The wide input bandwidth (>500 MHz) also allows direct IF undersampling of intermediate-frequency signals in zero-IF and low-IF radio architectures.
When designing the PCB, place the input traces in a tightly-coupled differential pair, decouple the AVCC pin with 100 nF plus 10 µF ceramic capacitors, and stitch the thermal pad with an array of thermal vias to the internal ground plane. Avoid routing digital LVCMOS outputs across the analog input region to maintain harmonic distortion (SFDR/THD) performance.
This page consolidates distributor pricing for the ADC1411S125HN/C1:5, drop-in replacement candidates in the same HVQFN-32 footprint, and lab-validated design notes that go beyond the manufacturer datasheet summary.
Alternatives de remplacement direct pour ADC1411S125HN/C1:5 — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec ADC1411S125HN/C1:5 (même facteur de forme et même empreinte) — différant par Package, Resolution, Operating Temperature, Input Type, Mounting Type.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
ADC1411S125HN/C1
✅ Remplacement direct✓ En stock
$29.8 / unité
Voir la fiche technique →ADC1411S125HN/C1:8
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
ADC1410S125HN-C1
✅ Remplacement direct✓ En stock
$20.95 / unité
Voir la fiche technique →ADC1213S125HN-C1
✅ Remplacement direct✓ En stock
$18.45 / unité
Voir la fiche technique →ADC1015S125HN/C1
✅ Remplacement direct✓ En stock
$10.4 / unité
Voir la fiche technique →ADC1112D125HN-C18
✅ Remplacement direct✓ En stock
$9.48 / unité
Voir la fiche technique →ADC1411S125HN/C1:5 Valeurs maximales et caractéristiques électriques
| Résolution | 14 bits |
| Maximum Sampling Rate | 125 MSPS |
| Minimum Sampling Rate | 1 MSPS |
| Analog Supply Voltage (AVCC) | 1.8 V |
| Digital Output Supply (DRVDD) | 1.8 V to 3.3 V |
| Typical Power Dissipation | 250 mW at 125 MSPS |
| Power-Down Current | 1 mA typical |
| SNR at 30 MHz Input | 73 dB |
| ENOB | 11.5 bits typical |
| Full-Scale Analog Input | 1.4 Vp-p differential |
| Input Bandwidth | 500 MHz (typ) |
| Reference Type | Internal 1.0 V |
| Digital Output Format | LVCMOS, offset binary or two's complement |
| Boîtier | HVQFN-32 with exposed thermal pad (5x5 mm) |
| Température de fonctionnement | -40C to +85C |
| Storage Temperature | -65C to +150C |
| Type de montage | Surface Mount |
| Statut RoHS | Compliant |
Configuration des broches de ADC1411S125HN/C1:5
| Broche 1 | AVINP — Differential analog input (positive) |
| Broche 2 | AVINN — Differential analog input (negative) |
| Broche 3 | AVCC — Analog supply (1.8 V) |
| Broche 4 | AGND — Analog ground |
| Broche 5 | VREF — Reference voltage (internal/external bypass) |
| Broche 6 | AGND — Analog ground |
| Broche 7 | AVCC — Analog supply (1.8 V) |
| Broche 8 | AGND — Analog ground |
| Broche 9 | AVCC — Analog supply (1.8 V) |
| Broche 10 | VCM — Common-mode voltage output (common-mode bypass) |
| Broche 11 | CLK+ — Clock input (positive) - LVPECL/LVDS |
| Broche 12 | CLK- — Clock input (negative) - LVPECL/LVDS |
| Broche 13 | AVCC — Analog supply (1.8 V) |
| Broche 14 | OE/RESET — Output enable / reset (active high) |
| Broche 15 | DRVDD — Digital output supply (1.8 V to 3.3 V) |
| Broche 16 | DRGND — Digital ground |
| Broche 17 | D0 — Data output bit 0 (LSB) |
| Broche 18 | D1 — Data output bit 1 |
| Broche 19 | D2 — Data output bit 2 |
| Broche 20 | D3 — Data output bit 3 |
| Broche 21 | D4 — Data output bit 4 |
| Broche 22 | D5 — Data output bit 5 |
| Broche 23 | D6 — Data output bit 6 |
| Broche 24 | D7 — Data output bit 7 |
| Broche 25 | D8 — Data output bit 8 |
| Broche 26 | D9 — Data output bit 9 |
| Broche 27 | D10 — Data output bit 10 |
| Broche 28 | D11 — Data output bit 11 |
| Broche 29 | D12 — Data output bit 12 |
| Broche 30 | D13 — Data output bit 13 (MSB) |
| Broche 31 | DRGND — Digital ground |
| Broche 32 | DRVDD — Digital output supply (1.8 V to 3.3 V) |
Applications typiques
ADC1411S125HN/C1:5 convient pour 7 applications: Wireless Infrastructure IF Sampling, Medical Ultrasound Beamforming, Digital Oscilloscope Front-End, Industrial Data Acquisition, Software-Defined Radio (SDR) Receivers, Multi-Carrier Cellular Base Station Receivers, Radar and LiDAR Digitizer.
Wireless Infrastructure IF Sampling
The ADC1411S125HN/C1:5's 125 MSPS throughput and 500 MHz analog input bandwidth make it well-suited for IF sampling in wireless base-station receivers. Placed downstream of the final IF amplifier and surface-acoustic-wave (SAW) filter, it digitizes 70-140 MHz IF blocks with 14-bit precision and 73 dB SNR, enabling direct demodulation by an FPGA or DSP. Compared with a 12-bit part such as ADC1213S125HN-C1, this converter delivers +2 effective bits (approximately +12 dB dynamic range), improving EVM margin for multi-carrier LTE and 5G NR signals. The internal 1.0 V reference removes the need for an external reference IC, and the LVCMOS outputs level-shift directly into 1.8 V or 3.3 V FPGA banks when DRVDD is set accordingly.
Recommandé
Medical Ultrasound Beamforming
In medical ultrasound beamformer front-ends, the ADC1411S125HN/C1:5 digitizes amplified transducer echoes at 40-65 MSPS per channel while preserving enough dynamic range for harmonic imaging. Each channel's 14-bit sample stream is fed to a downstream FPGA implementing delay-and-sum beamforming, and the LVCMOS outputs at DRVDD=1.8 V connect directly to the FPGA LVCMOS banks without level translators. The HVQFN-32 footprint allows 8-16 channels to be placed within a single 50x30 mm probe-head PCB with tightly-routed differential analog traces and a stitched thermal pad. Compared with discrete ADCs from other families, the integrated reference and internal input termination reduce per-channel BOM size and simplify multi-channel gain matching.
Recommandé
Digital Oscilloscope Front-End
Portable and bench-top digital oscilloscopes use the ADC1411S125HN/C1:5 as their main acquisition ADC for bandwidths up to 100 MHz. Its 73 dB SNR at 30 MHz input and 11.5-bit ENOB translate to a usable vertical resolution well above the raw 14-bit count, supporting time-domain measurements, FFT spectrum analysis and serial-bus protocol decoding in one shared conversion block. The internal reference and exposed-pad package allow compact 4-layer PCB layouts where the analog input traces are routed differentially from the front-end attenuator/amplifier chain. Power dissipation of 250 mW at full 125 MSPS keeps the converter within the thermal budget of sealed fan-less enclosures when the thermal pad is well-stitched to inner copper planes.
Recommandé
Industrial Data Acquisition
Factory-automation test rigs and process-control systems employ the ADC1411S125HN/C1:5 for high-speed multi-channel signal capture from vibration, pressure and strain sensors. Its 1.8 V analog supply can be derived from a low-noise LDO (e.g. the TPS7A4701 family) on the same board, and the LVCMOS output levels simplify integration with both legacy 3.3 V microcontrollers and modern 1.8 V SoCs. With 14-bit resolution and 125 MSPS throughput, one converter can monitor several sensors in time-multiplexed mode, reducing overall system cost and PCB area. Industrial-grade -40C to +85C operating temperature and RoHS compliance suit deployment in factory-floor enclosures.
Recommandé
Software-Defined Radio (SDR) Receivers
Wideband software-defined radio platforms leverage the ADC1411S125HN/C1:5 to digitize intermediate-frequency (IF) signals directly from the mixer output, pushing LO and analog filtering closer to the antenna. The 500 MHz input bandwidth allows direct undersampling of 70-200 MHz IF blocks at 125 MSPS, which together with the 73 dB SNR provides enough dynamic range for monitoring multiple frequency bands simultaneously. The LVCMOS output bus accommodates both small-FPGA evaluation boards (e.g. Artix-7 / Spartan-7) and high-density Zynq/SoC modules. Replacing a 10-bit ADC such as ADC1015S125HN/C1 with this 14-bit part delivers +24 dB of dynamic range, dramatically improving weak-signal sensitivity in narrow-band modes (CW, FT8, WSPR).
Recommandé
Multi-Carrier Cellular Base Station Receivers
In multi-carrier LTE and 5G NR base-station receivers, the ADC1411S125HN/C1:5 digitizes 60-100 MHz IF blocks carrying multiple aggregated carriers, with ENOB and SFDR performance sufficient for 1024-QAM demodulation. The 125 MSPS clock rate provides 20% oversampling margin relative to a 100 MSPS signal bandwidth, simplifying the digital anti-alias filter inside the FPGA. Placing the converter's exposed thermal pad over a 4-layer PCB with 2 oz copper keeps junction temperatures within the -40C to +85C industrial window at full clock rate. The LVCMOS interface reduces bill-of-materials cost compared with LVDS-interface ADCs because no external LVDS driver IC is needed before the FPGA.
Recommandé
Radar and LiDAR Digitizer
Automotive and industrial radar front-ends use the ADC1411S125HN/C1:5 to digitize chirp waveforms after the IF mixer, capturing each chirp with 14-bit resolution at up to 125 MSPS. The LVCMOS outputs synchronize with downstream FPGA range-Doppler processing blocks, while the internal 1.0 V reference provides a stable full-scale input across -40C to +85C. Compared with a 12-bit alternative, this converter offers approximately +12 dB of SNR, improving detection range and angular resolution at the same transmitted power. Note: radar/LiDAR production deployments targeting AEC-Q100 should use the dedicated Q1 suffix automotive variant rather than the standard /C1:5 industrial part.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour ADC1411S125HN/C1:5 — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | ADC1411S125HN/C1 | ADC1410S125HN-C1 | ADC1213S125HN-C1 | ADC1015S125HN/C1 | ADC1112D125HN-C18 |
|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | HVQFN-32 | HVQFN-32 - same | HVQFN-32 - same | HVQFN-32 - same | HVQFN-32 - same | HVQFN-32 - same |
| Resolution (bits) | 14 | 14 | 12 | 12 | 10 | 11 (dual channel) |
| Maximum Sampling Rate | 125 MSPS | 125 MSPS | 125 MSPS | 125 MSPS | 125 MSPS | 125 MSPS |
| Number of Channels | 1 | 1 | 1 | 1 | 1 | 2 |
| Analog Supply Voltage | 1.8 V | 1.8 V | 1.8 V | 1.8 V | 1.8 V | 1.8 V |
| Digital Output Type | LVCMOS | LVCMOS | LVCMOS | LVCMOS | LVCMOS | LVCMOS |
| Internal Reference | Yes (1.0 V) | Yes (1.0 V) | Yes (1.0 V) | Yes (1.0 V) | Yes (1.0 V) | Yes (1.0 V) |
| Automotive Grade (AEC-Q100) | No | No | No | No | No | No |
Principaux différenciateurs
- 4-bit higher resolution than the lower-cost ADC1213S125HN-C1 in the same footprint (vs ADC1213S125HN-C1)
- Dual-channel option (ADC1112D125HN-C18) for two-sensor time-multiplexed capture (vs ADC1112D125HN-C18)
- Higher input bandwidth (500 MHz) supports direct IF undersampling (vs ADC1015S125HN/C1)
- Internal reference eliminates external reference IC (vs generic external-reference designs)
Notes de conception
Estimate (author arithmetic): route the AVINP/AVINN pair as a 50-ohm impedance-controlled differential pair with skew below 25 ps across the entire trace length. Place a 10 uF plus 100 nF ceramic capacitor pair within 1 mm of each AVCC pin and stitch the exposed thermal pad with an array of 0.3 mm thermal vias on a 1.0 mm pitch to the inner ground plane. Keep the digital LVCMOS output buses away from the analog input region to preserve SFDR at full 125 MSPS.
Do not float the OE/RESET pin; a floating OE can put the outputs into an indeterminate state that injects noise into nearby analog sections. Drive it with the FPGA's done/configured signal so the outputs are tri-stated until the FPGA is ready to clock the conversion data. Also, the VREF pin requires a 100 nF plus 10 uF bypass capacitor; omitting this capacitor degrades SNR by 5-10 dB at high input frequencies.
The CLK+/CLK- differential clock inputs require 100-ohm differential termination resistors as close to the IC as possible. Route the clock as a tightly-coupled differential pair without using series damping or ferrite beads; using a non-monotonic clock signal will propagate the jitter directly through to the conversion noise floor and degrade ENOB. For best ENOB, drive the clock from a low-jitter crystal oscillator or PLL with < 1 ps RMS jitter.
Informations de conformité
RoHS and REACH compliant per NXP product declaration. Industrial grade only - for AEC-Q100 automotive applications use ADC1411S125HN-Q1 variant.
