AD4007BRUZ - 18-Bit 2MSPS SAR ADC | Analog Devices
N.º da peça: AD4007BRUZ ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $17.12 | $17,12 |
| 10 | $15.5 | $155,00 |
| 100 | $13.2 | $1.320,00 |
| 500 | $11.8 | $5.900,00 |
| 1.000 | $10.5 | $10.500,00 |
AD4007BRUZ Visão geral
A SAR ADC is a type of analog-to-digital converter that uses a binary search algorithm to convert an analog input into a digital output. It is known for its high speed, low power, and excellent accuracy, making it ideal for applications such as industrial process control, medical instrumentation, and communication systems. The AD4007 belongs to the precision ADC family, which includes the AD4003 and AD4011, all sharing the same Easy Drive architecture.
Key features of the AD4007BRUZ include a maximum sampling rate of 2 MSPS, an SNR of 94 dB, and a THD of -110 dB. It also offers a wide input bandwidth and a flexible serial interface (SPI) that supports multiple devices on a single bus. The device operates over a temperature range of -40°C to +125°C, ensuring reliable performance in harsh environments.
The AD4007 uses a charge redistribution architecture with an internal reference buffer, simplifying the external component count. Its Easy Drive feature reduces the input current kickback, allowing direct connection to high-impedance sources without an external driver amplifier. This reduces system cost and board space while maintaining high accuracy.
Typical applications include automatic test equipment, data acquisition systems, and medical imaging. The device is also suitable for vibration analysis and high-speed control loops where precise, fast conversions are required.
When designing with the AD4007BRUZ, ensure that the reference voltage is stable and well-decoupled, as it directly affects the conversion accuracy. The SPI interface should be isolated from noisy digital lines to minimize coupling into the analog input.
Alternativas drop-in para AD4007BRUZ — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com AD4007BRUZ (mesmo formato e footprint) — diferindo em Resolution, Input Type, Package, Supply Voltage, Interface.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
AD4003BRUZ
✅ Drop-In✓ Em estoque
$13 / unidade
Ver ficha técnica →AD4011BRUZ
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
AD4000BRUZ
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
$8.1 / unidade
Ver ficha técnica →AD7091R-5BRUZ
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
$3.1 / unidade
Ver ficha técnica →AD4007BRUZ Classificações máximas e características elétricas
| Resolução | 18 bits |
| Taxa de amostragem | 2 MSPS |
| Input Type | Differential |
| Faixa de tensão de entrada | 0 V to VREF |
| Tensão de alimentação | 1.8 V |
| SNR | 94 dB |
| THD | -110 dB |
| INL | ±1.5 LSB |
| DNL | ±0.5 LSB |
| Power Dissipation | 15 mW |
| Interface | SPI |
| Temperatura de operação | -40°C to +125°C |
| Encapsulamento | 16-Lead TSSOP |
| Tipo de montagem | Surface Mount |
| Status RoHS | Compliant |
Configuração de pinos do AD4007BRUZ
| Pino 1 | VDD — Power supply (1.8V) |
| Pino 2 | GND — Ground |
| Pino 3 | IN+ — Positive differential input |
| Pino 4 | IN- — Negative differential input |
| Pino 5 | REF — Reference voltage input |
| Pino 6 | REFGND — Reference ground |
| Pino 7 | VIO — I/O supply voltage |
| Pino 8 | SDI — Serial data input (for configuration) |
| Pino 9 | SCK — Serial clock input |
| Pino 10 | SDO — Serial data output |
| Pino 11 | CNV — Convert input (start conversion) |
| Pino 12 | BUSY — Busy output (indicates conversion in progress) |
| Pino 13 | GND — Ground |
| Pino 14 | GND — Ground |
| Pino 15 | GND — Ground |
| Pino 16 | VDD — Power supply (1.8V) |
Aplicações típicas
AD4007BRUZ é adequado para 6 aplicaçãos: Data Acquisition Systems, Medical Instrumentation, Industrial Process Control, Communication Systems, Vibration Analysis, Automatic Test Equipment.
Data Acquisition Systems
The AD4007BRUZ is ideal for high-speed data acquisition systems requiring 18-bit resolution and 2 MSPS sampling. Its Easy Drive feature reduces input drive requirements, allowing direct connection to sensors and transducers. The low power consumption (15 mW) makes it suitable for multi-channel systems where thermal management is critical. The SPI interface simplifies integration with microcontrollers and FPGAs, enabling high-channel-count designs with minimal wiring.
Recomendado
Medical Instrumentation
In medical imaging and patient monitoring, the AD4007BRUZ provides the high resolution and low noise required for accurate signal acquisition. Its 94 dB SNR and -110 dB THD ensure faithful reproduction of biological signals. The wide operating temperature range (-40°C to +125°C) supports sterilization and harsh clinical environments. The small TSSOP package enables compact, portable devices, while the low power consumption extends battery life in wearable monitors.
Recomendado
Industrial Process Control
The AD4007BRUZ excels in industrial process control where precise, fast measurements are essential. Its 18-bit resolution and 2 MSPS sampling rate enable real-time monitoring of pressure, temperature, and flow. The device's robust design operates reliably in industrial temperature ranges and is immune to noise when properly decoupled. The SPI interface allows easy integration with PLCs and industrial controllers, while the Easy Drive feature simplifies interfacing with high-impedance sensors.
Recomendado
Communication Systems
In communication systems, the AD4007BRUZ is used for baseband signal digitization in software-defined radios and digital receivers. Its high SNR and low distortion preserve signal integrity, while the 2 MSPS sampling rate supports wideband signals. The device's low power consumption is beneficial in battery-operated communication equipment. The SPI interface enables direct connection to DSPs and FPGAs, facilitating real-time signal processing.
Recomendado
Vibration Analysis
The AD4007BRUZ is well-suited for vibration analysis in predictive maintenance and structural health monitoring. Its high sampling rate captures high-frequency vibration signals, while the 18-bit resolution provides fine amplitude resolution. The low noise floor (94 dB SNR) allows detection of subtle vibration changes. The device's wide temperature range and robust design make it suitable for on-site industrial monitoring. The SPI interface simplifies data collection in multi-sensor arrays.
Recomendado
Automatic Test Equipment
In automatic test equipment (ATE), the AD4007BRUZ provides the speed and accuracy needed for testing a wide range of electronic components. Its 2 MSPS sampling rate enables fast throughput, while 18-bit resolution ensures precise measurements. The device's Easy Drive feature reduces the need for external buffer amplifiers, simplifying test head design. The SPI interface supports high-speed data transfer to the test controller, and the low power consumption minimizes heat generation in dense test systems.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para AD4007BRUZ — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | AD4003BRUZ | AD4011BRUZ | AD4000BRUZ | AD7091R-5BRUZ |
|---|---|---|---|---|---|
| Package | 16-Lead TSSOP | 16-Lead TSSOP | 16-Lead TSSOP | 16-Lead TSSOP | 16-Lead TSSOP |
| Brand | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Analog Devices |
| Resolution | 18 bits | 18 bits | 18 bits | 16 bits | 12 bits |
| Sampling Rate | 2 MSPS | 1 MSPS | 500 kSPS | 2 MSPS | 1 MSPS |
| SNR | 94 dB | 94 dB | 94 dB | 92 dB | 72 dB |
| THD | -110 dB | -110 dB | -110 dB | -105 dB | -80 dB |
| Power Dissipation | 15 mW | 15 mW | 15 mW | 15 mW | 3 mW |
| Interface | SPI | SPI | SPI | SPI | SPI |
Principais diferenciais
- Higher sampling rate than AD4003 (vs AD4003BRUZ)
- Higher resolution than AD4000 (vs AD4000BRUZ)
- Better SNR than AD7091R-5 (vs AD7091R-5BRUZ)
Notas de projeto
Decouple the VDD and VIO pins with 0.1 µF and 10 µF capacitors placed as close to the pins as possible. The reference input (REF) should be decoupled with a 10 µF capacitor to ensure a low-impedance path. Use separate analog and digital ground planes to minimize noise coupling.
Route the differential input traces (IN+ and IN-) as a closely coupled pair to minimize loop area and reduce susceptibility to external noise. Keep the traces short and avoid crossing digital signal lines. Use a ground plane beneath the ADC to provide a low-impedance return path.
Ensure the reference voltage is stable and within the specified range (typically 2.4V to 5V). An unstable reference will directly degrade the ADC's accuracy. Also, avoid driving the analog inputs beyond the supply rails, as this can cause latch-up or damage.
Informações de conformidade
RoHS compliant per Analog Devices product page. Not AEC-Q100 qualified.