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AD7887ARZ
+BOMIC ADC 12BIT SAR 8SOIC
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Nhà sản xuấtCông ty Analog Devices Inc.
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Ông. Phần #AD7887ARZ
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Bảng dữ liệu AD7887ARZ DataSheet
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| PartStatus | Active |
| BaseProductNumber | AD7887 |
| NumberofBits | 12 |
| SamplingRate(PerSecond) | 125k |
| NumberofInputs | 1, 2 |
| InputType | Single Ended |
| DataInterface | SPI, DSP |
| Configuration | MUX-S/H-ADC |
| Ratio-S/H:ADC | 1:1 |
| NumberofA/DConverters | 1 |
| Architecture | SAR |
| ReferenceType | External, Internal |
| Voltage-Supply,Analog | 2.7V ~ 5.25V |
| Voltage-Supply,Digital | 2.7V ~ 5.25V |
| OperatingTemperature | -40°C ~ 125°C |
| Package | 8-SOIC (0.154", 3.90mm Width) |
| SupplierDevicePackage | 8-SOIC |
| MountingType | Surface Mount |
| Packaging | Tube |
Tổng quan
Description
Key specifications include a sampling rate of up to 1 MSPS, low power consumption, and an internal reference voltage. The device operates with a supply voltage range of 2.7V to 5.25V, ensuring flexibility for various power requirements. It utilizes a serial interface (SPI) for easy integration with microcontrollers and digital signal processors.
The AD7887ARZ is known for its low noise and high linearity, making it ideal for precision measurements. It is available in a compact LFCSP package, contributing to space-saving designs in electronic systems. Overall, the AD7887ARZ is a reliable choice for applications that demand high accuracy and efficiency in analog-to-digital conversion.
Equivalent
Features
1. Resolution: 16-bit conversion with excellent linearity.
2. Sampling Rate: Up to 1 MSPS (mega samples per second).
3. Input Range: Configurable voltage input (0 to VREF).
4. Low Power Consumption: Operates on a supply voltage of 2.7V to 5.5V, making it suitable for battery-powered devices.
5. Interface: SPI-compatible interface for easy integration with microcontrollers.
6. Internal Reference: Built-in voltage reference to simplify design.
7. Differential and Single-Ended Inputs: Supports both input types for versatile applications.
8. Temperature Range: Industrial temperature range from -40°C to +85°C.
9. Low Noise: High signal-to-noise ratio for accurate measurements.
10. PGA (Programmable Gain Amplifier): Enhances flexibility in signal processing.
These features make the AD7887ARZ suitable for industrial, medical, and instrumentation applications.
Pinout
Pin Functions:
1. Power Supply Pins:
- VDD: Positive supply voltage.
- GND: Ground.
2. Input Pins:
- VIN: Analog input voltage for conversion.
3. Digital Interface Pins:
- SCLK: Serial clock input.
- SDI: Serial data input.
- SDO: Serial data output.
- CS: Chip select.
4. Reference Pins:
- VREF: Reference voltage for the ADC.
5. Control Pins:
- CONVST: Conversion start signal.
- GPIO: General-purpose input/output pins for additional functionality.
6. Others:
- N.C.: No connect pins.
The AD7887ARZ is designed for applications requiring precise and fast analog-to-digital conversion, making it suitable for various industrial and consumer electronics.
Manufacturer
The AD7887ARZ is a 16-bit, dual-channel analog-to-digital converter (ADC) that features a serial interface, making it suitable for applications requiring high precision and efficiency in data acquisition. Analog Devices is recognized for its commitment to quality and technological advancement, making it a key player in the semiconductor industry.
Application
1. Industrial Automation: Used in data acquisition systems for monitoring and control.
2. Medical Devices: Employed in portable medical instruments for precise measurements.
3. Consumer Electronics: Used in audio and imaging equipment for signal processing.
4. Automotive Applications: Integrated into sensor systems for monitoring vehicle parameters.
5. Instrumentation: Applied in measurement and testing equipment for scientific research.
Its compact design and high performance make it suitable for various applications requiring accurate digital data conversion.