ADS5424IPJYG3 - 14-Bit 105MSPS High-Perf ADC | Texas Instruments
MPN: ADS5424IPJYG3 ✓ فعالADS5424IPJYG3 جائزہ
An analog-to-digital converter (ADC) is a mixed-signal data converter that samples a continuous-time analog input voltage and produces a discrete-time digital code proportional to the input amplitude. Within the broader data-converter hierarchy, the ADS5424 belongs to the high-speed pipelined ADC family, which sits above SAR and delta-sigma converters in the sampling-rate taxonomy and is the architecture of choice for IF/RF digitization above 10 MSPS. This positioning makes it directly relevant to radar, software-defined radio, medical imaging, and high-end instrumentation front-ends.
Key features of the ADS5424 include an integrated input buffer, internal reference, and a 14-bit LVCMOS-compatible parallel output bus. The device supports both single-ended and differential drive topologies, and its internal dither circuit improves small-signal linearity in the presence of coherent inputs. Differential non-linearity (DNL) is specified at +/-0.6 LSB and integral non-linearity (INL) at +/-1.5 LSB, providing engineers with the headroom needed for spectral analysis at high input frequencies.
The architecture is a multi-stage switched-capacitor pipeline with on-chip sample-and-hold, error correction, and digital post-processing. This topology is responsible for the 1.9 W power figure and the 52-pin PowerPAD-enhanced QFP thermal envelope, which is required because the digital outputs and analog front-end share a common substrate. The exposed die pad (PowerPAD) must be soldered to a ground plane to maintain the published thermal resistance of approximately 22 C/W (junction-to-ambient on a 4-layer JEDEC test board).
Typical applications for the ADS5424IPJYG3 include high-IF sampling in cellular base-station receivers, digital oscilloscopes and spectrum analyzers, defense radar and EW systems, and medical imaging front-ends such as ultrasound beamformers. The 105 MSPS sampling rate, combined with the 2.2 Vpp input range, also makes it a candidate for cable-headend equipment and professional video digitizers. In all of these applications, the device replaces legacy 12-bit pipelines where extra dynamic range is required without a significant cost or power penalty.
When designing with the ADS5424, careful attention must be paid to the analog input network: a differential transformer drive with back-to-back clipping diodes and 50-ohm source terminations is the recommended pattern. A low-impedance ground plane directly under the PowerPAD is essential for thermal performance, and the 3.3 V digital supply should be decoupled with 0.1 uF and 10 uF capacitors placed within 5 mm of the DVDD pins.
This page synthesizes distributor stock, verified drop-in alternatives, and practical design notes that are not found in the standalone manufacturer datasheet, giving engineers a single, actionable reference for the ADS5424IPJYG3.
کے لیے ڈراپ اِن متبادل ADS5424IPJYG3 — یکساں پیکیج، پن سے پن مطابقت پذیر۔ مختلف پیکیج والے پرزے جن کے لیے PCB دوبارہ کام درکار ہو، شامل نہیں ہیں۔
اس سیریز میں مختلف ورژن
اسی سیریز کے ماڈلز جو ڈراپ اِن مطابقت رکھتے ہیں ADS5424IPJYG3 (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Package, Operating Temperature Range, Input Type, Total Power Dissipation, Architecture.
ADS5423IPJYG3
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →ADS5424MPJYEP
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →ADS5422Y/1K5G4
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →ADS5424IPJYG3 زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| ریزولوشن | 14 bit |
| Maximum Sample Rate | 105 MSPS |
| Architecture | Pipelined |
| Input Type | Differential |
| Differential Input Range | 2.2 Vpp |
| Analog Supply Voltage | 5 V |
| Digital Supply Voltage | 3.3 V |
| SNR at 105 MSPS | 74 dBc (at IF) |
| SFDR at 105 MSPS | 93 dBc (at IF) |
| DNL (Differential Non-Linearity) | +/-0.6 LSB |
| INL (Integral Non-Linearity) | +/-1.5 LSB |
| Total Power Dissipation | 1.9 W |
| Output Interface | Parallel LVCMOS (3.3 V) |
| آپریٹنگ درجہ حرارت | -40 C to +85 C |
| پیکیج | HLQFP-52 (PowerPAD) |
| RoHS اسٹیٹس | Compliant |
ADS5424IPJYG3 پن کنفیگریشن
| پن 1 | AVDD — Analog 5 V supply |
| پن 2 | AVDD — Analog 5 V supply |
| پن 3 | AGND — Analog ground |
| پن 4 | VCM — Common-mode voltage output |
| پن 5 | REFIO — Reference input/output |
| پن 6 | AGND — Analog ground |
| پن 7 | AINP — Differential analog input (positive) |
| پن 8 | AINN — Differential analog input (negative) |
| پن 9 | AGND — Analog ground |
| پن 10 | AVDD — Analog 5 V supply |
| پن 11 | AVDD — Analog 5 V supply |
| پن 12 | AGND — Analog ground |
| پن 13 | CLKP — Differential clock input (positive) |
| پن 14 | CLKN — Differential clock input (negative) |
| پن 15 | AVDD — Analog 5 V supply |
| پن 16 | AVDD — Analog 5 V supply |
| پن 17 | AGND — Analog ground |
| پن 18 | OE — Output enable (active high) |
| پن 19 | DVDD — Digital 3.3 V supply |
| پن 20 | DGND — Digital ground |
| پن 21 | D13 — CMOS data output (MSB) |
| پن 22 | D12 — CMOS data output |
| پن 23 | D11 — CMOS data output |
| پن 24 | D10 — CMOS data output |
| پن 25 | D9 — CMOS data output |
| پن 26 | D8 — CMOS data output |
| پن 27 | D7 — CMOS data output |
| پن 28 | D6 — CMOS data output |
| پن 29 | D5 — CMOS data output |
| پن 30 | D4 — CMOS data output |
| پن 31 | D3 — CMOS data output |
| پن 32 | D2 — CMOS data output |
| پن 33 | D1 — CMOS data output |
| پن 34 | D0 — CMOS data output (LSB) |
| پن 35 | DVDD — Digital 3.3 V supply |
| پن 36 | DGND — Digital ground |
| پن 37 | DRDY — Data ready output |
| پن 38 | NC — Not connected |
| پن 39 | NC — Not connected |
| پن 40 | NC — Not connected |
| پن 41 | NC — Not connected |
| پن 42 | NC — Not connected |
| پن 43 | DVDD — Digital 3.3 V supply |
| پن 44 | DGND — Digital ground |
| پن 45 | NC — Not connected |
| پن 46 | NC — Not connected |
| پن 47 | AVDD — Analog 5 V supply |
| پن 48 | AGND — Analog ground |
| پن 49 | SEN — Internal dither enable (active low) |
| پن 50 | RBIAS — External bias resistor |
| پن 51 | AGND — Analog ground |
| پن 52 | AVDD — Analog 5 V supply |
عام استعمالات
ADS5424IPJYG3 کے لیے موزوں ہے 6 ایپلیکیشنs: High-IF Communications Receiver, Digital Oscilloscope and Spectrum Analyzer, Defense Radar and EW Front-End, Medical Ultrasound Beamformer, Cable Headend and Professional Video Digitiser, Industrial Process Control and Data Acquisition.
High-IF Communications Receiver
The ADS5424IPJYG3 digitises intermediate-frequency signals up to about 52 MHz in cellular base-station and software-defined radio receivers, where its 105 MSPS sample rate supports second-Nyquist placement without aliasing. The 2.2 Vpp differential input range and 74 dBc SNR provide the headroom needed for multi-carrier GSM/UMTS/CDMA front-ends, and the 3.3 V CMOS outputs interface directly to FPGAs. Internal dither improves small-signal linearity on coherent inputs, which is critical when digitising narrowband carriers. A typical front-end uses a balun and 50-ohm termination to drive AINP/AINM.
تجویز کردہ
Digital Oscilloscope and Spectrum Analyzer
Bench-top oscilloscopes and spectrum analyzers in the 100-200 MHz class use the ADS5424IPJYG3 as the front-end ADC, where its 14-bit resolution extends vertical accuracy beyond legacy 8-bit parts. The 93 dBc SFDR keeps internal spurs below the noise floor of mid-bandwidth signal analysis, and the 1.9 W dissipation is well within the thermal budget of a fan-cooled bench instrument. The 52-pin HLQFP package is straightforward to lay out on a 4-layer FR-4 motherboard and the CMOS outputs feed directly into an FPGA or DSP for FFT processing. This is one of the highest-volume use-cases for the part.
تجویز کردہ
Defense Radar and EW Front-End
The ADS5424IPJYG3 is widely deployed in phased-array radar and electronic-warfare receivers where 14-bit dynamic range and 93 dBc SFDR are needed to resolve small radar returns in the presence of strong jammers. The industrial -40 C to +85 C temperature range and the optional MIL-PRF-38535 variant (ADS5424MPJYEP) make the die suitable for both ground-mobile and airborne platforms. The 105 MSPS rate is well matched to the bandwidth of typical IF stages in X-band radar. Designers typically pair the part with a Xilinx Kintex or TI Keystone DSP for pulse compression.
تجویز کردہ
Medical Ultrasound Beamformer
In medical ultrasound systems, the ADS5424IPJYG3 is used in the beamformer analog front-end where 14-bit resolution and 105 MSPS enable the simultaneous digitisation of multiple transducer channels. The differential input and transformer drive simplify the analog front-end, while the parallel CMOS outputs feed an FPGA-based delay-and-sum beamformer. The 74 dBc SNR is sufficient for second-harmonic imaging modes, and the 1.9 W power dissipation is acceptable for a cooled cart-based console. The part's industrial temperature range covers clinical environments reliably.
تجویز کردہ
Cable Headend and Professional Video Digitiser
Cable-TV headend equipment and broadcast video digitisation cards use the ADS5424IPJYG3 to sample baseband or modulated video at 105 MSPS. The 14-bit resolution supports SMPTE-292M HD-SDI and similar professional standards with margin to spare, and the 2.2 Vpp input range covers typical 1 Vpp video signals with up to 6 dB of headroom. The 3.3 V CMOS outputs are directly compatible with broadcast video FPGAs, and the 52-pin HLQFP is easy to lay out on a multi-channel video capture card. The high SFDR helps maintain a clean eye pattern at high modulation rates.
تجویز کردہ
Industrial Process Control and Data Acquisition
Multi-channel industrial data-acquisition systems use the ADS5424IPJYG3 to digitise vibration, acoustic-emission, and high-speed sensor signals at 105 MSPS, where the 14-bit resolution provides the dynamic range needed for transient capture. The differential input rejects common-mode noise from industrial plant environments, and the parallel CMOS interface simplifies the timing closure of the FPGA capture logic. The 5 V analog supply is well regulated on industrial 24V-bus systems, and the -40 C to +85 C industrial temperature range is sufficient for cabinet-mounted deployments. The 1.9 W power is acceptable in multi-channel fan-cooled chassis.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا ADS5424IPJYG3 — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | ADS5423IPJYG3 | ADS5424MPJYEP | ADS5422Y/1K5G4 |
|---|---|---|---|---|
| Package | HLQFP-52 (PJY) | HLQFP-52 (PJY) - same | HLQFP-52 (PJY) - same | HLQFP-52 (PJY) - same |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Resolution | 14 bit | 14 bit | 14 bit | 14 bit |
| Maximum Sample Rate | 105 MSPS | 80 MSPS (-24%) | 105 MSPS (same) | 62 MSPS (-41%) |
| SNR (typical) | 74 dBc at IF | 74 dBc | 74 dBc | 72 dBc |
| SFDR (typical) | 93 dBc at IF | 92 dBc | 93 dBc | 88 dBc |
| Analog Supply | 5 V | 5 V | 5 V | 5 V |
| Power Dissipation | 1.9 W | 1.6 W | 1.9 W | 1.3 W |
| Output Interface | Parallel CMOS (3.3 V) | Parallel CMOS (3.3 V) | Parallel CMOS (3.3 V) | Parallel CMOS (3.3 V) |
| Operating Temperature | -40 C to +85 C (Industrial) | -40 C to +85 C | -55 C to +125 C (Defense) | -40 C to +85 C |
اہم امتیازی خصوصیات
- Highest sample rate in the 14-bit ADS54xx HLQFP-52 family (بمقابلہADS5423IPJYG3 (80 MSPS))
- Defense-grade option with extended temperature range (بمقابلہADS5422Y/1K5G4)
- Wider bandwidth than older ADS5422 generation (بمقابلہADS5422Y/1K5G4 (62 MSPS))
ڈیزائن نوٹس
Solder the exposed PowerPAD (pin 53) to a continuous ground plane on the top layer of the PCB to achieve the 22 C/W junction-to-ambient thermal resistance quoted in the datasheet. Use thermal vias in a 3x3 grid under the pad to connect to internal ground planes. The ground plane should be a low-impedance analog ground, not a noisy digital ground. This is critical because at 1.9 W total dissipation, the junction temperature rises 42 C above ambient on a properly designed board.
Use a 1:1 transformer (for example Mini-Circuits ADT1-1WT or equivalent) to drive the AINP/AINM differential analog input, with 50-ohm source terminations on each leg and back-to-back signal diodes to the VCM node for overdrive protection. Keep the input traces length-matched to within 1 mm and route them away from the parallel CMOS outputs. Place 0.1 uF and 10 uF decoupling capacitors within 5 mm of every AVDD pin, and 0.1 uF ceramics within 5 mm of every DVDD pin. Improper decoupling is the most common cause of degraded SFDR in this part family.
Route the CLKP/CLKN differential clock as a 100-ohm differential pair, length-matched to within 1 mm, and AC-couple if driving from a non-common-mode-compatible source. Use an extremely low-jitter clock (RMS jitter < 1 ps) to preserve the datasheet SNR - 1 ps of additional clock jitter degrades SNR by approximately 2 dB at 105 MSPS. For multi-board synchronisation, distribute the clock from a single low-noise source such as a TI CDCE72010 or a crystal oscillator with sub-ps jitter. The DRDY output can be used downstream for sample-domain alignment.
تعمیل کی معلومات
The G3 suffix in the orderable part number indicates RoHS-compliant green packaging per TI's nomenclature. The ADS5424IPJYG3 is not AEC-Q100 qualified; for defense applications choose the ADS5424MPJYEP variant.
