AD9240ASZ - 14-Bit 10 MSPS ADC | Analog Devices
Артикул: AD9240ASZ ⚠ Последняя закупка| Кол-во | Цена за ед. | Итого |
|---|---|---|
| 1 | $43.42 | $43,42 |
| 10 | $0 | $0,00 |
| 100 | $0 | $0,00 |
| 500 | $0 | $0,00 |
| 1.000 | $0 | $0,00 |
AD9240ASZ Обзор
An ADC is an analog-to-digital converter, a semiconductor that samples a continuous voltage and produces a digital code for processing, storage, or transmission. The AD9240 belongs to the data-converter hierarchy: ADC, data converter, analog-to-digital conversion, and semiconductor. Its differential input structure allows single-ended or differential interfaces with different input spans, making it useful where signal integrity and common-mode rejection matter.
The AD9240 includes an on-chip, low-noise sample-and-hold amplifier and a programmable voltage reference. An external reference can also be selected when an application requires different dc accuracy or temperature-drift behavior. The 14-bit resolution represents 16,384 code levels, while the 10 MSPS sampling rate supports bandwidth-limited signal acquisition rather than high-frequency waveform capture. Its parallel data interface simplifies connection to suitable digital logic, although timing and bus layout still require careful review.
The converter is designed for imaging, communications, medical, and data-acquisition systems. The Analog Devices datasheet specifically notes that its input is highly flexible and that the true differential input structure supports single-ended and differential interfaces of varying input spans. The sample-and-hold amplifier is also suitable for multiplexed systems that switch full-scale voltage levels in successive channels.
For a new design, verify the complete electrical limits, reference requirements, clocking method, digital output timing, package pinout, and supply requirements directly from the manufacturer datasheet. The verified product page reports the AD9240 family as LAST TIME BUY, so new production designs should confirm availability before committing to this device.
Аналоги без доработки для AD9240ASZ — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.
Варианты в этой серии
Модели той же серии, совместимые без доработки с AD9240ASZ (тот же форм-фактор и посадочное место) — отличается по Architecture, Package, Resolution, Input Type, Sample-and-Hold Amplifier.
Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:
AD9240ASZRL
✅ Прямая замена✓ В наличии
$43.42 / шт.
Открыть даташит →AD9240AS
✅ Прямая замена✓ В наличии
Уточнить цену
Открыть даташит →[DATA_NEEDED: confirmed AD9240-family drop-in MPN]
✅ Прямая замена📋 Справочный аналог (нет в каталоге)
AD9240ASZ Максимальные параметры и электрические характеристики
| Разрешение | 14 bit |
| Частота дискретизации | 10 MSPS |
| Architecture | Pipelined, 1 input |
| Input Type | Differential and single-ended |
| Data Interface | Parallel |
| On-Chip Sample-and-Hold Amplifier | Yes |
| Internal Voltage Reference | Programmable |
| External Reference Support | Yes |
| Supply | Single supply |
| Корпус | 44-MQFP (10 x 10 mm) |
| Тип монтажа | Surface mount |
Руководство по цоколевке AD9240ASZ в корпусе 44-mqfp (10 x 10 mm)
Цоколевка для AD9240ASZ (корпус 44-mqfp (10 x 10 mm)). Этот аналоговый компонент имеет выводы входа, выхода и питания. Обратитесь к техническому описанию производителя для конфигураций выводов балансировки нуля, коррекции и разрешения. Идеально подходит для схем обработки сигналов и усилителей.
Нет подробных данных о распиновке для AD9240ASZ.
Обратитесь к даташиту для полной конфигурации выводов.
Типичное применение
AD9240ASZ подходит для 6 применениеs: Medical Signal Acquisition, Communications Receiver, Imaging System, Data-Acquisition Instrument, Portable Measurement System, Industrial Control and Monitoring.
Medical Signal Acquisition
The AD9240ASZ fits medical signal-acquisition front ends that need 14-bit conversion at 10 MSPS while retaining flexibility between single-ended and differential input arrangements. Its monolithic sample-and-hold amplifier and selectable internal or external voltage reference help simplify analog conditioning. A practical design places the transducer or amplifier output through a carefully defined input network, then uses the parallel ADC output for sampling, filtering, or transfer to a controller. Because the verified source does not specify medical certification or isolation, those requirements must be handled by the complete system and are not implied by the converter.
Рекомендуется
Communications Receiver
The AD9240ASZ is suitable for communications receiver blocks where a 10 MSPS conversion rate and 14-bit digital output provide a practical balance between resolution and sampling throughput. Differential input can help reject common-mode noise when the source is balanced, while the flexible analog interface supports varying input spans. The parallel bus must be length-controlled and properly clocked, and the analog front end should provide the bandwidth, gain, and filtering required by the communication standard. The supplied data does not identify a specific RF, baseband, or modulation standard, so system-level compliance must be verified independently.
Рекомендуется
Imaging System
The AD9240ASZ can serve as the sampling element in imaging and optical or industrial vision systems whose sensor output falls within its 10 MSPS capability. The 14-bit output word supports digital image processing, while differential or single-ended input lets the designer match the sensor interface topology. Input filtering, settling time, clock jitter, and sampling synchronization are critical because they affect image fidelity. The verified material names imaging as an application but does not provide sensor-specific timing or noise figures, so the actual camera sensor and downstream processor must be selected separately.
Рекомендуется
Data-Acquisition Instrument
The AD9240ASZ is appropriate for laboratory and industrial data-acquisition equipment that samples moderate-bandwidth analog signals and requires a 14-bit parallel code stream. The monolithic converter reduces the number of separate front-end components when the required input span and bandwidth are compatible. A robust instrument design should provide stable reference bypassing, controlled clocking, grounding that separates analog and digital return currents, and a capture device capable of accepting the converter’s parallel timing. The verified data does not state input noise, settling accuracy, or power consumption, so those values must be checked before setting the measurement bandwidth.
Рекомендуется
Portable Measurement System
The AD9240ASZ can be used in portable measurement systems where 10 MSPS sampling is sufficient and low component count is valuable. The parallel output is straightforward to capture with suitable logic, while the single-supply architecture described by the manufacturer supports compact power planning. Designers should still account for converter power dissipation, thermal rise, analog input drive, and battery-rail noise; none of those numerical limits is available in the supplied verified snippets. A portable instrument should therefore use the datasheet’s recommended decoupling and layout before fixing the power budget or enclosure size.
Рекомендуется
Industrial Control and Monitoring
The AD9240ASZ is suitable for industrial monitoring functions that need deterministic parallel digital output and flexible analog input configuration. A 14-bit code stream can represent many control or condition-monitoring channels, while 10 MSPS allows repeated sampling at rates above ordinary slow sensor systems. The input stage must still handle channel multiplexing, settling, isolation, grounding, and electromagnetic interference according to the industrial environment. Since the verified source does not provide industrial certification, temperature range, or isolation ratings, those properties must not be assumed for the AD9240ASZ itself.
Рекомендуется
Сводка рекомендуемых товаров
Справочные инженерные данные для AD9240ASZ — сравнение, рекомендации по проектированию и информация о соответствии.
Руководство по выбору
Сравнение с аналогами
| Параметр | Этот товар | AD9240ASZRL | AD9240AS |
|---|---|---|---|
| Brand | Analog Devices | Analog Devices | Analog Devices |
Ключевые отличия
- 14-bit resolution at 10 MSPS (против AD9240ASZRL)
- Flexible analog input configuration (против AD9240AS)
- Programmable internal or external reference (против AD9240AS)
Заметки по проектированию
Route the parallel output bus with controlled length and a continuous return path, and keep the converter’s analog and digital supply-return connections separated until the device pins. The verified package is 44-MQFP (10 x 10 mm), so use the manufacturer’s land pattern and pin numbering rather than a generic 44-pin footprint. Confirm the complete pinout from the official AD9240 datasheet before routing power, reference, clock, analog input, and output signals.
The AD9240 datasheet notes that its noise bandwidth or small-signal bandwidth is the same as full-power bandwidth and that excessive bandwidth can increase wideband input noise. For noise-sensitive channels, evaluate a series input resistor and/or shunt capacitor as a low-pass filter. These are application design options rather than a universal fixed network; calculate the values from the source impedance, target bandwidth, capacitance, and required settling behavior.
The AD9240ASZ is described as a single-supply converter, but the supplied snippets do not include the recommended supply voltage, supply current, or power dissipation. Before layout and thermal design, obtain those values from the manufacturer datasheet and allow the actual analog and digital supply rails to meet its limits. Place bypass capacitors close to the relevant supply pins and validate the reference network for noise and startup behavior.
Информация о соответствии
The supplied verified snippets identify the part as a 14-bit, 10 MSPS ADC and provide manufacturer product and datasheet URLs, but do not provide RoHS, REACH, halogen-free, conflict-minerals, or AEC-Q100 declarations. Automotive qualification is not implied by this data.
