Overview
The AD7872JR is a 14-bit, successive approximation register (SAR) analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is part of the AD7871 and AD7872 series, known for their high accuracy and reliability in various data acquisition applications. The AD7872JR is housed in a 16-pin SOIC package, making it suitable for a wide range of electronic systems where precision and compactness are essential.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Bits | 14 |
| Number of Analog In Channels | 1 |
| Sampling Rate (Per Second) | 83 ksps |
| Polarity | Bipolar |
| Interface | 2-Wire, Parallel, SPI, Serial |
| Integral Nonlinearity (INL) | 1 LSB |
| Minimum Dual Supply Voltage | 4.75 V |
| Supply Voltage | 5 V |
| Package / Case | 16-SOIC (0.295, 7.50mm Width) |
| Operating Temperature | 0°C to +70°C |
| RoHS Status | ROHS3 Compliant |
Key Features
- High Resolution: The AD7872JR offers a 14-bit resolution, providing high accuracy in analog-to-digital conversion.
- Multiple Interface Options: Supports 2-wire, parallel, SPI, and serial interfaces, making it versatile for different system designs.
- Low Power Consumption: Designed to operate efficiently with a single 5V supply voltage.
- Compact Packaging: Available in a 16-pin SOIC package, suitable for space-constrained applications.
- High Sampling Rate: Capable of sampling at 83 ksps, ensuring fast data acquisition.
Applications
The AD7872JR is suitable for a variety of applications, including:
- Data Acquisition Systems: Ideal for systems requiring high precision and reliability in converting analog signals to digital data.
- Industrial Control Systems: Used in control systems where accurate and fast data conversion is critical.
- Medical Devices: Applicable in medical equipment that requires precise analog-to-digital conversion.
- Aerospace and Defense: Utilized in military and aerospace applications where high reliability and accuracy are paramount.
Q & A
- What is the resolution of the AD7872JR ADC?
The AD7872JR has a 14-bit resolution. - What is the sampling rate of the AD7872JR?
The sampling rate is 83 ksps. - What are the interface options available for the AD7872JR?
The AD7872JR supports 2-wire, parallel, SPI, and serial interfaces. - What is the supply voltage for the AD7872JR?
The supply voltage is 5V. - Is the AD7872JR ROHS compliant?
Yes, the AD7872JR is ROHS3 compliant. - What is the operating temperature range for the AD7872JR?
The operating temperature range is 0°C to +70°C. - What is the package type for the AD7872JR?
The package type is 16-SOIC (0.295, 7.50mm Width). - How many analog input channels does the AD7872JR have?
The AD7872JR has one analog input channel. - What is the integral nonlinearity (INL) of the AD7872JR?
The INL is 1 LSB. - Is the AD7872JR suitable for high-speed applications?
Yes, with a sampling rate of 83 ksps, it is suitable for high-speed applications.
