AD4007BRUZ - 18-Bit 2MSPS SAR ADC | Analog Devices
MPN: AD4007BRUZ ✓ NakahandaAD4007BRUZ Ulas
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.
Mga alternatibo na pwedeng ilagay na AD4007BRUZ — parehas na package, pin-to-pin na katugmang. Hindi kasama ang mga bahagi ng iba't-ibang package na nangangailangan ng pagpapaayos ng PCB.
Variante sa Seri na ito
Katulad na modelo sa serye na katugma sa pagpasok AD4007BRUZ (parehas na form factor at footprint) — pagkakaiba sa Resolution, Input Type, Package, Supply Voltage, Interface.
AD4003BRUZ
✅ Drop-InMagkontak para sa presyo
Tingnan ang Datasheet →AD4011BRUZ
✅ Drop-In📋 Alternatibo na Reference (hindi sa katalogo)
AD4000BRUZ
✅ Drop-In ⚠️ Mga Talaan Hindi NaiwerikmoMagkontak para sa presyo
Tingnan ang Datasheet →AD7091R-5BRUZ
✅ Drop-In ⚠️ Mga Talaan Hindi NaiwerikmoMagkontak para sa presyo
Tingnan ang Datasheet →AD4007BRUZ Mga Pinakamataas na Rating at Electrical Characteristics
| Pangangasiwaan | 18 bits |
| Rate ng Pagkupita | 2 MSPS |
| Input Type | Differential |
| Hanay ng Voltage ng Input | 0 V to VREF |
| Volte ng Pagbibigay | 1.8 V |
| SNR | 94 dB |
| THD | -110 dB |
| INL | ±1.5 LSB |
| DNL | ±0.5 LSB |
| Power Dissipation | 15 mW |
| Interface | SPI |
| Temperature na Operasyon | -40°C to +125°C |
| Packhaging | 16-Lead TSSOP |
| Uri ng Pagpapasok | Surface Mount |
| Tindminan RoHS | Compliant |
Pin Configuration ng AD4007BRUZ
| Pin 1 | VDD — Power supply (1.8V) |
| Pin 2 | GND — Ground |
| Pin 3 | IN+ — Positive differential input |
| Pin 4 | IN- — Negative differential input |
| Pin 5 | REF — Reference voltage input |
| Pin 6 | REFGND — Reference ground |
| Pin 7 | VIO — I/O supply voltage |
| Pin 8 | SDI — Serial data input (for configuration) |
| Pin 9 | SCK — Serial clock input |
| Pin 10 | SDO — Serial data output |
| Pin 11 | CNV — Convert input (start conversion) |
| Pin 12 | BUSY — Busy output (indicates conversion in progress) |
| Pin 13 | GND — Ground |
| Pin 14 | GND — Ground |
| Pin 15 | GND — Ground |
| Pin 16 | VDD — Power supply (1.8V) |
Tipikal na mga Gamit
AD4007BRUZ ay nararapat para sa 6 aplikasyons: 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.
Inirekomenda
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.
Inirekomenda
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.
Inirekomenda
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.
Inirekomenda
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.
Inirekomenda
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.
Inirekomenda
Buod ng mga Inirekomendang Produkto
Impormasyon ng Talumpati sa Engineering for AD4007BRUZ — ikabit, gabay sa disenyo, at impormasyon ng pagsunod sa kautusan.
Paunawang Hanapin
Ikabit sa Mga Alternatibo
| Parametro | Ito ang Producto | 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 |
Pangunahing mga Pagkakaiba
- Higher sampling rate than AD4003 (kumpara saAD4003BRUZ)
- Higher resolution than AD4000 (kumpara saAD4000BRUZ)
- Better SNR than AD7091R-5 (kumpara saAD7091R-5BRUZ)
Talaan ng Disenyo
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.
Impormasyon ng Pagsunod sa Kautusan
RoHS compliant per Analog Devices product page. Not AEC-Q100 qualified.