Overview
The AD7859ASZ is a high-performance, 12-bit, successive approximation analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is designed to offer high accuracy and reliability, making it suitable for a variety of applications that require precise analog-to-digital conversion. The AD7859ASZ features an 8-channel multiplexer, allowing it to handle multiple analog inputs, and it operates within a supply voltage range of 3V to 5.5V.
Key Specifications
| Specification | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | AD7859ASZ |
| Package / Case | 44-QFP |
| Number of Pins | 44 |
| Operating Temperature | -40°C to 85°C |
| Supply Voltage - Analog | 3V to 5.5V |
| Supply Voltage - Digital | 3V to 5.5V |
| Number of Analog In Channels | 8 |
| Sampling Rate | 200 ksps |
| Resolution | 12 bits |
| Converter Type | Successive Approximation ADC |
| Reference Type | External, Internal |
| Data Interface | Parallel |
| Power Consumption | 25 mW |
| Integral Nonlinearity (INL) | 1 LSB |
| Differential Nonlinearity | 1 LSB |
| Signal to Noise Ratio (SNR) | 71 dB |
Key Features
- High Accuracy: The AD7859ASZ offers high accuracy with an integral nonlinearity (INL) and differential nonlinearity (DNL) of 1 LSB.
- Multi-Channel Capability: It features an 8-channel multiplexer, allowing it to handle multiple analog inputs.
- Flexible Supply Voltage: Operates within a supply voltage range of 3V to 5.5V for both analog and digital supplies.
- High Sampling Rate: Supports a sampling rate of up to 200 ksps.
- Low Power Consumption: Consumes only 25 mW of power.
- Parallel Data Interface: Provides a parallel data interface for easy integration with other components.
- External and Internal Reference Options: Supports both external and internal reference voltage configurations.
Applications
- Industrial Automation: Suitable for use in industrial automation systems where precise analog-to-digital conversion is required.
- Medical Devices: Used in medical devices such as patient monitoring systems and diagnostic equipment.
- Aerospace and Defense: Applied in various aerospace and defense applications due to its high reliability and accuracy.
- Automotive Systems: Employed in automotive systems for sensor data acquisition and processing.
- Test and Measurement Equipment: Utilized in test and measurement equipment for precise data conversion.
Q & A
- What is the resolution of the AD7859ASZ ADC?
The AD7859ASZ has a resolution of 12 bits.
- How many analog input channels does the AD7859ASZ support?
The AD7859ASZ supports 8 analog input channels.
- What is the maximum sampling rate of the AD7859ASZ?
The maximum sampling rate of the AD7859ASZ is 200 ksps.
- What are the supply voltage ranges for the AD7859ASZ?
The AD7859ASZ operates within a supply voltage range of 3V to 5.5V for both analog and digital supplies.
- What type of data interface does the AD7859ASZ use?
The AD7859ASZ uses a parallel data interface.
- What is the power consumption of the AD7859ASZ?
The AD7859ASZ consumes 25 mW of power.
- What are the reference voltage options for the AD7859ASZ?
The AD7859ASZ supports both external and internal reference voltage configurations.
- What is the operating temperature range of the AD7859ASZ?
The operating temperature range of the AD7859ASZ is -40°C to 85°C.
- Is the AD7859ASZ RoHS compliant?
Yes, the AD7859ASZ is RoHS3 compliant.
- What is the package type of the AD7859ASZ?
The AD7859ASZ is packaged in a 44-QFP (Quad Flat Package).
