MAX1419ETN+TD - 15-Bit 65Msps ADC -79.3dBFS | Analog Devices
부품 번호: MAX1419ETN+TD ✓ 활성| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $38.5 | $38.50 |
| 10 | $35.2 | $352.00 |
| 100 | $31.8 | $3,180.00 |
| 500 | $28.5 | $14,250.00 |
| 1,000 | $25.4 | $25,400.00 |
MAX1419ETN+TD 개요
An ADC (Analog-to-Digital Converter) is a mixed-signal integrated circuit that samples continuous analog voltages and converts them into discrete binary numbers for downstream DSP, FPGA, or ASIC processing. The MAX1419 belongs to the converter IC hierarchy: ADC -> data converter -> data acquisition IC -> mixed-signal IC -> semiconductor. Within Maxim/ADI's portfolio, the MAX1418 (lower speed), MAX1419 (65 Msps), MAX1428 (lower speed, higher dynamic range), and MAX1430 (higher speed) form a pin-compatible family that lets designers reuse PCB layout when migrating between sample-rate or dynamic-range targets.
The MAX1419 achieves -79.3dBFS noise floor and high spurious-free dynamic range (SFDR) optimized for communications receivers, baseband digitization, and IF sampling subsystems. Its 15-bit native resolution provides 78 dB of theoretical SNR, balanced against the practical SFDR budget in dense signal environments. The part operates from a single 3.3V analog supply and a 3.3V or 1.8V digital supply, easing integration with low-voltage FPGAs.
Architecturally, the MAX1419 uses a multi-stage pipeline core with digital error correction and an internal bandgap reference. The track-and-hold front end has been characterized for low-jitter sampling of intermediate-frequency signals, allowing undersampling of IF blocks in software-defined radio and instrumentation designs. Output data is presented over a dual CMOS or LVDS-style parallel interface compatible with standard FPGA receiver IP.
Typical applications include baseband sampling in cellular base-station signal chains, IF-sampling ADCs for software-defined radio (SDR), medical imaging front ends, and industrial test and measurement digitizers. Industrial temperature grade (-40°C to +85°C) supports process-control and outdoor-telecom deployments. When selecting this part, ensure the FPGA-side parallel-data capture IP is configured for 15-bit wide bus mode and the PCB provides adequate copper mass beneath the exposed pad to keep junction temperature within the -40°C to +85°C industrial envelope.
드롭인 대체품: MAX1419ETN+TD — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
이 시리즈의 변형
다음과 드롭인 호환되는 동일 시리즈 모델: MAX1419ETN+TD (동일 폼 팩터 및 풋프린트) — 차이점: Noise Floor, Number of Channels, Operating Temperature Range, Terminal Form.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
MAX1418ETN+TD
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
MAX1428ETN+D
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
MAX1430ETN+TD
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
MAX1419ETN+D
✅ 드롭인✓ 재고 있음
$25.4 / 개
데이터시트 보기 →MAX1419ETN+TD 최대 정격 & 전기적 특성
| 분해능 | 15 bit |
| Sample Rate | 65 Msps |
| Noise Floor | -79.3 dBFS |
| Number of Channels | 1 differential |
| Package Type | 56-WFQFN Exposed Pad (HVQCCN) |
| 핀 수 | 56 |
| Terminal Form | NO LEAD |
| Package Shape | SQUARE |
| Temperature Grade | INDUSTRIAL |
| 동작 온도 범위 | -40 C to +85 C |
| Conversion Method | PROPRIETARY (pipeline with digital error correction) |
| Input Type | Differential analog |
| Output Interface | Parallel (CMOS/SLVOF-compatible) |
| Analog Supply Voltage | 3.3 V |
| Digital Supply Voltage | 3.3 V or 1.8 V |
| RoHS 상태 | Compliant |
| 실장 유형 | Surface Mount |
MAX1419ETN+TD square 핀 구성 가이드
MAX1419ETN+TD(square 패키지)의 핀 구성입니다. 이 아날로그 부품에는 입력, 출력, 전원 공급 핀이 있습니다. 오프셋 널, 보상, 인에이블 핀 구성은 제조사 데이터시트를 참조하십시오. 신호 컨디셔닝 및 증폭기 회로에 이상적입니다.
다음에 대한 상세 핀아웃 데이터 없음: MAX1419ETN+TD.
다음을 참조하십시오: 데이터시트 전체 핀 구성은 다음을 참조하십시오.
일반적인 애플리케이션
MAX1419ETN+TD 적합 용도: 6 애플리케이션s: Baseband Sampling in Cellular Base-Station Signal Chains, IF-Sampling Software-Defined Radio (SDR), Medical Imaging Front Ends, Industrial Test and Measurement Digitizers, Communications Receiver IF Chains, Process Control and Data Acquisition.
Baseband Sampling in Cellular Base-Station Signal Chains
The MAX1419ETN+TD's 15-bit resolution at 65 Msps suits baseband I/Q digitization in cellular base-station receivers and infrastructure gear. The -79.3 dBFS noise floor preserves EVM and ACPR margins needed for 3G/4G channel-card signal paths, while the parallel CMOS output streams directly into an FPGA for digital down-conversion. The 56-WFQFN exposed-pad package handles continuous thermal load across the -40 C to +85 C industrial envelope, important for outdoor macro-cell installations.
추천
IF-Sampling Software-Defined Radio (SDR)
Software-defined radio front ends leverage the MAX1419ETN+TD's 65 Msps sample rate to undersample intermediate-frequency signals up to approximately 30 MHz, eliminating a second downconversion stage. The -79.3 dBFS noise floor is adequate for narrow-band demodulation of FM, DVB, and amateur-radio IF chains. Pairing the part with a low-phase-noise clock preserves SNR across the digitized IF band, and the parallel interface maps cleanly to FPGA receiver ISERDES logic.
추천
Medical Imaging Front Ends
Ultrasound and other medical imaging front ends use the MAX1419ETN+TD to digitize received transducer signals with 15-bit dynamic range at channel-friendly speeds. The -79.3 dBFS noise floor combined with differential analog inputs rejects common-mode noise from long cable harnesses between the probe and the imaging system. Industrial temperature grade suits cart-mounted diagnostic equipment, while the small 56-WFQFN footprint supports high-channel-count PCB arrays.
추천
Industrial Test and Measurement Digitizers
Bench-top oscilloscopes, spectrum analyzers, and data-acquisition systems use the MAX1419ETN+TD to capture repetitive waveforms at 65 Msps with 15-bit vertical resolution. The differential input rejects ground noise in mixed-signal test fixtures, while the exposed-pad package enables continuous operation under sustained thermal load. Industrial temperature grade ensures stable readings in factory-floor and laboratory environments spanning -40 C to +85 C.
추천
Communications Receiver IF Chains
The MAX1419ETN+TD fits IF-sampling stages in microwave and satellite-communications receivers, where analog baseband bandwidths sit between 10 and 30 MHz. The -79.3 dBFS noise floor combined with 15-bit resolution handles multi-carrier signal environments with sufficient dynamic range for demodulator bit-error-rate targets. The 56-WFQFN exposed-pad package supports dense multi-channel receiver boards with manageable thermal profiles.
추천
Process Control and Data Acquisition
Industrial process-control and data-acquisition subsystems use the MAX1419ETN+TD to digitize transducer and sensor outputs at 65 Msps with 15-bit precision. The differential input rejects common-mode noise from long sensor cable runs in factories, while industrial temperature grade supports outdoor installations. The exposed-pad WFQFN-56 package integrates into compact PLC and DAQ card layouts without external heatsinking at moderate channel counts.
추천
추천 제품 요약
엔지니어링 참조 데이터: MAX1419ETN+TD — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | MAX1418ETN+TD | MAX1428ETN+D | MAX1430ETN+TD | MAX1419ETN+D |
|---|---|---|---|---|---|
| Package | 56-WFQFN Exposed Pad (HVQCCN) | 56-WFQFN Exposed Pad (HVQCCN) - same | 56-WFQFN Exposed Pad (HVQCCN) - same | 56-WFQFN Exposed Pad (HVQCCN) - same | 56-WFQFN Exposed Pad (HVQCCN) - same |
| Brand | Analog Devices (Maxim Integrated) | Analog Devices (Maxim Integrated) | Analog Devices (Maxim Integrated) | Analog Devices (Maxim Integrated) | Analog Devices (Maxim Integrated) |
| Resolution | 15 bit | 15 bit | 15 bit | 15 bit | 15 bit |
| Sample Rate | 65 Msps | 40 Msps | 40 Msps | 80 Msps | 65 Msps |
| Noise Floor | -79.3 dBFS | -79.3 dBFS | -82 dBFS (higher dynamic range) | -78 dBFS | -79.3 dBFS |
| Input Channels | 1 differential | 1 differential | 1 differential | 1 differential | 1 differential |
| Temperature Grade | Industrial (-40 C to +85 C) | Industrial (-40 C to +85 C) | Industrial (-40 C to +85 C) | Industrial (-40 C to +85 C) | Industrial (-40 C to +85 C) |
| Shipping Variant | Tape & Reel (+TD) | Tape & Reel (+TD) | Dry-pack (+D) | Tape & Reel (+TD) | Dry-pack (+D) |
주요 차별점
- Mid-tier sample rate in the MAX141x pin-compatible family (vs MAX1418ETN+TD)
- Lower sample rate but higher dynamic range variant available (vs MAX1428ETN+D)
- Tape-and-Reel packaging variant (vs MAX1419ETN+D)
설계 노트
The 56-WFQFN exposed-pad package dissipates heat primarily via the underside pad. Tie the exposed pad to a solid ground copper pour with at least 16 thermal vias to the inner ground plane. Estimated: at 65 Msps with 3.3V analog supply, the ADC draws approximately 200 mA, dissipating 0.66 W; the WFQFN-56 with proper copper pour keeps junction rise under 25 C above ambient. Avoid cutting the ground pour beneath the exposed pad.
Route analog inputs as a 100-ohm differential pair with continuous ground reference underneath to maintain the 15-bit SNR budget. Keep digital output traces short and length-matched within the FPGA byte lane to avoid setup/hold violations on the parallel CMOS bus. Decouple AVDD with a 10 uF bulk plus 0.1 uF and 10 nF ceramic network placed within 5 mm of the supply pins.
Source the sample clock from a dedicated low-jitter oscillator or clock-cleaning PLL; clock jitter above 1 ps RMS will erode SNR near full-scale input. Estimated: at 30 MHz IF, 1 ps RMS jitter consumes approximately 1.2 dB of the 78 dB theoretical SNR ceiling. Keep clock traces 50-ohm controlled-impedance and isolated from analog input paths.
Do not assume the MAX1418, MAX1419, MAX1428, and MAX1430 are interchangeable despite shared 56-WFQFN footprints. Sample rates differ (40 / 65 / 40 / 80 Msps) and the digital interface timing requires re-validation when migrating. The '+TD' suffix indicates Tape-and-Reel packaging; '+D' indicates dry-pack. Confirm reel orientation matches the pick-and-place tooling.
규정 준수 정보
RoHS compliance per Maxim Integrated product page; AEC-Q100 not applicable since this is a converter IC, not an automotive-grade part explicitly qualified to AEC-Q100.
