Overview
The AD7876BR-REEL7 is a 12-bit analog-to-digital converter (ADC) produced by Analog Devices, Inc. This component is part of the AD7870/AD7875/AD7876 family, known for their high-speed and complete ADC functionality. The AD7876BR-REEL7 features a track-and-hold amplifier, an 8 μs successive approximation ADC, a 3 V buried Zener reference, and versatile interface logic. It is packaged in a 24-lead SOIC (Small Outline Integrated Circuit) and is suitable for a wide range of applications requiring precise analog-to-digital conversion.
Key Specifications
| Parameter | Value |
|---|---|
| Part Number | AD7876BR-REEL7 |
| Manufacturer | Analog Devices, Inc. |
| Description | IC ADC 12BIT SAMPLING 10V 24SOIC |
| Voltage - Supply, Digital | ±5V |
| Voltage - Supply, Analog | ±5V |
| Number of Bits | 12 |
| Number of A/D Converters | 1 |
| Input Type | Single Ended |
| Analog Input Range | ±10 V |
| Input Resistance | Typically 33 kΩ |
| Sampling Rate | 100 kHz |
| Reference Type | Internal 3 V buried Zener reference |
| Operating Temperature | -40°C to +85°C |
| Package / Case | 24-SOIC (0.295", 7.50mm Width) |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) |
| Lead Free Status / RoHS Status | Contains lead / RoHS non-compliant |
Key Features
- High-Speed Conversion: The AD7876BR-REEL7 features an 8 μs successive approximation ADC, making it suitable for high-speed applications.
- Internal Reference: It includes a 3 V buried Zener reference that is temperature compensated and factory trimmed to ±10 mV.
- Track-and-Hold Amplifier: The component has a built-in track-and-hold amplifier to ensure accurate sampling of the analog input signal.
- Versatile Interface: The ADC supports both SPI and parallel data interfaces, providing flexibility in system design.
- Low Power Consumption: The device operates at a typical power consumption of 60 mW, making it energy-efficient.
- Wide Input Range: The analog input range is ±10 V, which is suitable for a variety of applications requiring the conversion of bipolar signals.
Applications
- Industrial Automation: The AD7876BR-REEL7 is used in industrial automation systems where precise and fast analog-to-digital conversion is required.
- Medical Devices: It is suitable for medical devices that need high accuracy and reliability in converting analog signals to digital data.
- Aerospace and Defense: The component's robust specifications make it a candidate for use in aerospace and defense applications where reliability and precision are critical.
- Test and Measurement Equipment: The AD7876BR-REEL7 can be used in various test and measurement instruments due to its high-speed and accurate conversion capabilities.
Q & A
- What is the resolution of the AD7876BR-REEL7?
The AD7876BR-REEL7 is a 12-bit analog-to-digital converter.
- What is the analog input range of the AD7876BR-REEL7?
The analog input range is ±10 V.
- What type of reference does the AD7876BR-REEL7 use?
The AD7876BR-REEL7 uses an internal 3 V buried Zener reference.
- What is the sampling rate of the AD7876BR-REEL7?
The sampling rate is 100 kHz.
- What is the operating temperature range of the AD7876BR-REEL7?
The operating temperature range is -40°C to +85°C.
- What type of package does the AD7876BR-REEL7 come in?
The component is packaged in a 24-lead SOIC (Small Outline Integrated Circuit).
- Is the AD7876BR-REEL7 RoHS compliant?
No, the AD7876BR-REEL7 contains lead and is RoHS non-compliant.
- What are the power supply requirements for the AD7876BR-REEL7?
The device requires ±5V for both digital and analog supplies.
- What interfaces does the AD7876BR-REEL7 support?
The AD7876BR-REEL7 supports both SPI and parallel data interfaces.
- What is the typical power consumption of the AD7876BR-REEL7?
The typical power consumption is 60 mW.
