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AD7490BCPZ
+BOMIC ADC 12BIT SAR 32LFCSP
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Nhà sản xuấtCông ty Analog Devices Inc.
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Ông. Phần #AD7490BCPZ
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Bảng dữ liệu AD7490BCPZ DataSheet
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tray |
| ProductStatus | Active |
| NumberofBits | 12 |
| SamplingRate(PerSecond) | 1M |
| NumberofInputs | 16 |
| InputType | Single Ended |
| DataInterface | SPI, DSP |
| Configuration | MUX-S/H-ADC |
| Ratio-S/H:ADC | 1:1 |
| NumberofA/DConverters | 1 |
| Architecture | SAR |
| ReferenceType | External |
| Voltage-SupplyAnalog | 2.7V ~ 5.25V |
| Voltage-SupplyDigital | 2.7V ~ 5.25V |
| OperatingTemperature | -40°C ~ 85°C |
| Package/Case | 32-VFQFN Exposed Pad, CSP |
| SupplierDevicePackage | 32-LFCSP-VQ (5x5) |
Tổng quan
Description
One of the key features of the AD7490BCPZ is its low power consumption, which makes it ideal for battery-operated or portable devices. It uses a successive approximation register (SAR) architecture, ensuring accuracy and speed in data conversion. The ADC also provides a high signal-to-noise ratio (SNR) and low total harmonic distortion (THD), enhancing its reliability in producing precise digital outputs from analog inputs.
The AD7490BCPZ communicates through a standard SPI-compatible interface, which simplifies integration with microcontrollers and digital signal processors. Overall, this ADC is valued for its combination of speed, accuracy, and low power usage in demanding applications.
Equivalent
1. Texas Instruments ADS7953: 12-bit, 16-channel ADC
2. Microchip Technology MCP3208: 12-bit, 8-channel ADC (can be configured)
3. Maxim Integrated MAX11100: 12-bit, 16-channel ADC
These alternatives may vary slightly in specifications such as speed, power consumption, and package type, so it’s important to verify compatibility with your application requirements.
Features
The AD7490BCPZ offers an input range of 0 to VREF, and its reference voltage is typically 2.5 V but can be as high as VDD. It also features a track-and-hold amplifier, ensuring accurate conversions even with fast input signals. The device is equipped with a 16-channel multiplexer, enabling it to handle multiple inputs effectively. Additionally, it supports both single-ended and differential inputs, providing flexibility in application design. The AD7490BCPZ is typically housed in a compact 28-lead TSSOP or 32-lead LFCSP package, suitable for space-constrained applications.
Pinout
Key functions of the AD7490 include:
1. Analog Input Channels: It has 16 single-ended analog input channels or 8 fully differential input channels.
2. Sampling Rate: The ADC supports a sampling rate of up to 1 MSPS (Mega Samples Per Second).
3. Voltage Reference: The device can operate with an internal or external reference voltage.
4. Serial Interface: It uses a high-speed serial interface that is compatible with SPI, QSPI, MICROWIRE, and DSP standards.
The AD7490 is suitable for various applications, including data acquisition systems, industrial control, and instrumentation, due to its flexibility in input configurations and robust serial communication capabilities.
Manufacturer
As a leader in the semiconductor industry, Analog Devices provides solutions that are critical for advanced applications, including sensors, data converters, amplifiers, and other essential components for electronic systems. With a reputation for innovation and quality, Analog Devices supports a broad spectrum of industries by enabling devices and technologies that enhance connectivity, efficiency, and performance.
Application
1. Industrial Automation: Used for precise data acquisition in control systems and monitoring.
2. Instrumentation: Suitable for test and measurement equipment requiring accurate signal conversion.
3. Communications: Employed in systems requiring efficient signal processing.
4. Medical Devices: Utilized for high precision in diagnostics and monitoring equipment.
5. Automotive Systems: Used in sensors and control units requiring reliable ADC performance.
6. Consumer Electronics: Incorporated in devices that need efficient analog signal processing.
These applications benefit from the AD7490BCPZ's high speed, accuracy, and power efficiency.