AD4030-24BBCZ-RL - 24-Bit 2 MSPS SAR ADC | Analog Devices
料号： AD4030-24BBCZ-RL ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $64.27 | $64.27 |
| 10 | $58.5 | $585.00 |
| 100 | $52.1 | $5,210.00 |
| 500 | $46.75 | $23,375.00 |
| 1,000 | $41.9 | $41,900.00 |
AD4030-24BBCZ-RL 概述
A SAR ADC is a type of analog-to-digital converter that uses a binary search algorithm against a precision DAC and comparator to resolve each conversion in N clock cycles for an N-bit output. SAR converters sit in the precision-ADC product family, alongside delta-sigma and pipeline ADCs, and are preferred when latency-free conversions and wide dynamic range are required simultaneously. The AD4030-24 achieves a typical dynamic range of 109 dB with a 5 V reference, ranking it among the highest-precision 2 MSPS SAR devices available.
Key features include a 24-bit no-missing-codes guarantee, ±0.9 ppm INL (max), integrated reference buffer with on-chip decoupling, an Easy Drive™ analog front end that simplifies input-current balancing, and a wide operating temperature range of -40 °C to +125 °C. The Easy Drive™ feature substantially reduces the burden on the input driver op-amp by absorbing switching charge internally.
The AD4030-24 architecture pairs a charge-redistribution DAC array with a low-noise comparator and on-chip reference buffer. The integrated reference buffer minimizes external component count while isolating the reference pin from transient currents, enabling the converter to hold 109 dB dynamic range even in multiplexed data-acquisition systems where several channels share a single reference.
Typical applications include industrial process-control loops, automated test equipment (ATE) digitizers, medical instrumentation signal chains, seismic data acquisition, and precision weigh-scale and strain-gauge measurement systems. The 2 MSPS throughput also makes it suitable for control-loop feedback paths where pipeline-delay-free conversion is mandatory.
When designing with this device, designers should follow the EVAL-AD4030-24FMCZ reference design, which provides a configurable analog front end validated for use with the Digilent ZedBoard FPGA platform, accelerating prototyping of high-precision data-acquisition subsystems.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
直接替换替代料： AD4030-24BBCZ-RL ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： AD4030-24BBCZ-RL （相同外形与封装尺寸） ——差异在于 Architecture, Package, Resolution, Input Type, Integral Nonlinearity (INL).
快速对比工具——选择替代料号进行并排对比：
AD4030-24BBCZ
✅ 直接替换📋 参考替代料（不在目录中）
AD4030-24BCPZ
✅ 直接替换✓ 有现货
$29.4 / 个
查看数据手册 →AD4032-24BBCZ
✅ 直接替换📋 参考替代料（不在目录中）
AD4032-24BCPZ
✅ 直接替换📋 参考替代料（不在目录中）
AD4630-24BBCZ
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
LTC2389ILX-16
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$35.21 / 个
查看数据手册 →AD4030-24BBCZ-RL 最大额定值与电气特性
| 分辨率 | 24 bit |
| Architecture | SAR (Successive Approximation Register) |
| Number of Input Channels | 1 |
| Maximum Sample Rate | 2 MSPS |
| Integral Nonlinearity (INL) | ±0.9 ppm (max) |
| No Missing Codes | 24-bit guaranteed |
| Dynamic Range (typ) | 109 dB with 5 V reference |
| Input Type | Differential (Easy Drive™) |
| Reference Buffer | Integrated with on-chip decoupling |
| 工作温度 | -40 °C to +125 °C |
| 封装 | 64-CSPBGA (7 mm x 7 mm) |
| Shipping Form | Tape & Reel (RL suffix) |
| 安装类型 | Surface Mount |
| RoHS 状态 | Compliant |
| POR Circuit | Yes (resets on VDD_5V or VDD_1.8V drop) |
| Latency | Zero (no pipeline delay) |
AD4030-24BBCZ-RL 64-cspbga (7 mm x 7 mm) 引脚配置指南
AD4030-24BBCZ-RL（64-cspbga (7 mm x 7 mm) 封装）的引脚配置。 该模拟元件具有输入、输出和电源引脚。请参阅制造商数据手册以了解失调调零、补偿和使能引脚配置。适用于信号调理和放大器电路。
暂无详细引脚数据： AD4030-24BBCZ-RL.
请参阅 数据手册 以查看完整引脚配置。
典型应用
AD4030-24BBCZ-RL 适用于 6 应用s: Industrial Process-Control Loops, Automated Test Equipment (ATE) Digitizers, Medical Instrumentation Signal Chains, Seismic Data Acquisition Systems, Precision Weigh-Scale and Strain-Gauge Measurement, High-Resolution Data-Acquisition Modules.
Industrial Process-Control Loops
The AD4030-24BBCZ-RL's zero pipeline-delay architecture is ideal for closed-loop control systems where conversion latency directly impacts loop stability and step response. With 24-bit no-missing-codes resolution and ±0.9 ppm INL, the converter resolves valve-position feedback, pressure-sensor excitation, and strain-gauge bridge outputs with sub-ppm linearity. The Easy Drive™ input front end absorbs the switching charge, eliminating the need for a high-bandwidth precision driver op-amp immediately in front of the ADC and reducing the analog signal-chain BOM. Designers place the converter at the end of the analog chain, fed by an instrumentation amplifier such as the AD8421, and feed the digital output back to a controller via SPI. The 2 MSPS throughput supports multi-loop control systems updating several channels per millisecond.
推荐
Automated Test Equipment (ATE) Digitizers
Automated test equipment demands wide dynamic range, low distortion, and deterministic latency - all met by the AD4030-24BBCZ-RL. The 109 dB dynamic range with a 5 V reference lets digitizer channels resolve both large and small signals in a single acquisition range, eliminating range-switching relays and reducing test time. The 2 MSPS throughput supports sub-microsecond stimulus-response timing measurements for production test of analog ICs and mixed-signal devices. The integrated reference buffer with on-chip decoupling simplifies layout on dense ATE pin-electronics cards, where every square millimeter of PCB real estate matters. Combined with an FPGA capture buffer, the converter forms the core of a high-throughput production tester.
推荐
Medical Instrumentation Signal Chains
Medical instrumentation including patient-monitoring equipment, infusion pumps, and diagnostic analyzers benefit from the AD4030-24BBCZ-RL's combination of 24-bit resolution and zero pipeline delay. The converter digitizes biosensor signals such as ECG, EEG, SpO2 photoplethysmography, and bio-impedance measurements with sub-ppm linearity, ensuring that diagnostic thresholds are accurate across the patient population. The Easy Drive™ input eliminates charge-injection transients that would otherwise corrupt the low-amplitude bioelectric signals. Operating from -40 °C to +125 °C, the converter supports portable, bedside, and laboratory-grade instruments. Power-conscious designs can drop to the AD4032-24 (500 kSPS) for battery-powered applications while retaining the same footprint.
推荐
Seismic Data Acquisition Systems
Seismic exploration systems deploy hundreds to thousands of channels per acquisition spread, each digitizing low-frequency geophone or MEMS-accelerometer outputs. The AD4030-24BBCZ-RL's 109 dB dynamic range captures both weak reflected returns and strong direct waves in the same record, eliminating gain-ranging relays that would introduce artifacts into the seismic trace. The 2 MSPS throughput supports high-resolution marine seismic surveys where sample rates of 500 kSPS to 1 MSPS are typical. Its 24-bit no-missing-codes guarantee ensures that no subtle amplitude variations are lost, which is critical for subsequent seismic-inversion processing. The CSPBGA-64 package allows dense multi-channel board layouts within the constrained cross-section of a seismic streamer cable.
推荐
Precision Weigh-Scale and Strain-Gauge Measurement
Precision industrial weigh scales and strain-gauge bridges demand 24-bit resolution and sub-ppm linearity to resolve milligram-level forces over a multi-kilogram range. The AD4030-24BBCZ-RL digitizes the output of a Wheatstone bridge directly via its Easy Drive™ input, eliminating the high-current transients that would otherwise settle slowly through the bridge resistors. The integrated reference buffer stabilizes the bridge excitation voltage and rejects supply noise that would otherwise inject scale error. With 2 MSPS throughput, the converter oversamples the slowly varying weight signal for software-averaging that further reduces noise. The wide operating temperature range of -40 °C to +125 °C ensures stable calibration in harsh factory environments.
推荐
High-Resolution Data-Acquisition Modules
Modular DAQ platforms for laboratory, scientific, and industrial monitoring use the AD4030-24BBCZ-RL as the front-end converter for each analog input channel. The CSPBGA-64 package supports dense PCB layouts where many channels share a single FPGA back-end. The zero-latency conversion makes the part suitable for event-triggered and synchronized multi-channel acquisitions such as phased-array beamforming, particle-physics detector readout, and vibration modal analysis. Designers pair the converter with a digital isolator such as the ADuM1411 to provide galvanic isolation in industrial field-installable modules while maintaining 24-bit signal integrity end-to-end.
推荐
推荐产品汇总
工程参考数据： AD4030-24BBCZ-RL ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | AD4030-24BBCZ | AD4030-24BCPZ | AD4032-24BBCZ | AD4032-24BCPZ | AD4630-24BBCZ |
|---|---|---|---|---|---|---|
| Brand | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Analog Devices |
| Package | 64-CSPBGA (7x7) | 64-CSPBGA (7x7) - same | 64-CSPBGA (7x7) - same | 64-CSPBGA (7x7) - same | 64-CSPBGA (7x7) - same | 64-CSPBGA (7x7) - same |
| Resolution | 24 bit | 24 bit | 24 bit | 24 bit | 24 bit | 24 bit |
| Maximum Sample Rate | 2 MSPS | 2 MSPS | 2 MSPS | 500 kSPS | 500 kSPS | 2 MSPS |
| Reference Buffer | Integrated | Integrated | Integrated | Integrated | Integrated | Integrated |
| Easy Drive Front End | Yes | Yes | Yes | Yes | Yes | Yes |
| Operating Temperature | -40 °C to +125 °C | -40 °C to +125 °C | -40 °C to +125 °C | -40 °C to +125 °C | -40 °C to +125 °C | -40 °C to +125 °C |
| Shipping Form | Tape & Reel | Tray | Tray | Tape & Reel | Tray | Tape & Reel |
关键差异点
- Easy Drive™ analog front end reduces input driver op-amp burden （对比 AD4630-24BBCZ)
- 2 MSPS full-throughput shipping form （对比 AD4032-24BBCZ)
- Integrated reference buffer with on-chip decoupling （对比 LTC2389ILX-16)
设计说明
The AD4030-24BBCZ-RL requires separate VDD_5V and VDD_1.8V analog supplies; the POR circuit resets the device if either drops below its specified operating range. Power both rails from low-noise LDOs such as LT3042 (5 V analog) and LT3045-1 (1.8 V analog). Place 1 µF X7R ceramic decoupling within 2 mm of each supply ball and a 10 µF bulk capacitor on each rail. Avoid sharing analog and digital ground planes - use a star-ground topology returning to the ADC's GND balls to preserve 109 dB dynamic range.
The CSPBGA-64 package demands a 4-layer PCB with continuous reference planes on layers 2 and 3 to provide return paths for high-speed SPI and reference currents. Use 0.4 mm pitch escape routing with microvias-in-pad; NSMD (non-solder mask defined) pads improve assembly yield on the 0.5 mm pitch BGA balls. Maintain 50 Ω single-ended impedance on the SPI traces to the FPGA/host controller. Reference designs such as EVAL-AD4030-24FMCZ provide complete layout examples for ZedBoard integration.
Although the Easy Drive™ analog front-end simplifies input driver design, maintain short, symmetric input traces to preserve common-mode rejection above 1 MHz. Use a differential input architecture with the ADA4945-1 or AD8421 driver op-amp, and route the analog inputs as a tightly coupled differential pair over a continuous ground plane. The integrated reference buffer with on-chip decoupling eliminates most reference-current transients, but still bypass REFIN with a 10 µF X7R + 0.1 µF NPO pair placed within 5 mm of the reference pin to suppress clock-feedthrough noise.
Do not apply a clock to the AD4030-24BBCZ-RL before VDD_5V and VDD_1.8V are both stable, or the POR circuit will not initialize the internal calibration correctly, leading to degraded INL. Do not exceed the absolute maximum analog input voltage of VDD_5V + 0.3 V or damage may result. The reference voltage must settle to within 1 mV of its final value before initiating conversions, or the first few samples will be erroneous - allow at least 100 µs of settling time after enabling the reference.
合规信息
RoHS and REACH compliance per Analog Devices product page; AEC-Q100 not applicable for precision SAR ADC in industrial/medical applications; lead-free CSPBGA package.
