Overview
The AD976BN from Analog Devices Inc. is a high-performance 16-bit analog-to-digital converter (ADC) designed for a variety of applications requiring precise and fast analog-to-digital conversion. This device operates on a single 5 V supply and features a successive approximation register (SAR) architecture. The AD976BN is part of the AD976/AD976A family, known for its fast throughput rates and low power consumption.
The ADC offers a throughput rate of 100 kSPS, making it suitable for applications that require high-speed data acquisition. It is packaged in a 28-lead PDIP (Plastic Dual In-Line Package) and is RoHS compliant, ensuring environmental sustainability.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Resolution | 16 | Bits |
| Sampling Rate | 100 kSPS | samples per second |
| Supply Voltage | 4.75 V to 5.25 V | Volt |
| Power Dissipation | 100 mW (max) | mWatt |
| Analog Input Range | ±10 V | Volt |
| Input Impedance | 13 kΩ | Ohm |
| Input Capacitance | 22 pF | picoFarad |
| Operating Temperature | -40°C to +85°C | Celsius |
| Package Type | 28-Lead PDIP | |
| Data Interface | Parallel | |
| Reference Type | External, Internal |
Key Features
- High-Speed Throughput: The AD976BN offers a fast throughput rate of 100 kSPS, making it suitable for high-speed data acquisition applications.
- Single-Supply Operation: The device operates from a single 5 V supply, simplifying system design and reducing power consumption to a maximum of 100 mW.
- Comprehensive DC and AC Specifications: The ADC is factory calibrated and fully tested for parameters such as SNR, THD, offset, gain, and linearity, ensuring high accuracy and reliability.
- Integrated Solution: The AD976BN includes an accurate ADC, an internal 2.5 V reference, and an on-chip clock, providing a complete A/D conversion solution.
- Successive Approximation Register (SAR) Architecture: This architecture uses a capacitor array charge distribution technique, eliminating the need for external circuitry for the sample/hold function and reducing temperature-induced errors.
- High-Speed Parallel Interface: The device features a high-speed parallel interface, allowing direct connection to digital signal processors and microcontrollers.
Applications
- Data Acquisition Systems: The AD976BN is ideal for high-speed data acquisition systems where precise and fast conversion of analog signals to digital data is required.
- Industrial Automation: Suitable for industrial automation applications that demand reliable and accurate analog-to-digital conversion.
- Medical Devices: Can be used in medical devices that require high-speed and accurate data acquisition, such as in diagnostic equipment.
- Aerospace and Defense: The device's robust specifications and wide operating temperature range make it suitable for aerospace and defense applications.
- Test and Measurement Equipment: Used in various test and measurement equipment where high-speed and accurate analog-to-digital conversion is necessary.
Q & A
- What is the resolution of the AD976BN ADC?
The AD976BN has a resolution of 16 bits.
- What is the sampling rate of the AD976BN?
The AD976BN has a sampling rate of 100 kSPS.
- What is the supply voltage range for the AD976BN?
The AD976BN operates from a single supply voltage of 4.75 V to 5.25 V.
- What is the maximum power dissipation of the AD976BN?
The maximum power dissipation of the AD976BN is 100 mW.
- What is the analog input range of the AD976BN?
The analog input range of the AD976BN is ±10 V.
- What type of data interface does the AD976BN use?
The AD976BN uses a high-speed parallel interface.
- Does the AD976BN have an internal reference voltage?
Yes, the AD976BN has an internal 2.5 V reference voltage, as well as the option for an external reference.
- What is the operating temperature range of the AD976BN?
The operating temperature range of the AD976BN is -40°C to +85°C.
- What type of package is the AD976BN available in?
The AD976BN is available in a 28-lead PDIP package.
- Is the AD976BN RoHS compliant?
Yes, the AD976BN is RoHS compliant.
