Overview
The AD7878LPZ is a 12-bit analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This component is part of the AD7878 series, known for its high precision and versatility in data acquisition applications. The AD7878LPZ features a successive approximation register (SAR) architecture, which provides high accuracy and reliability. It is designed to operate with a digital signal processor (DSP) interface, making it suitable for a wide range of applications requiring precise analog-to-digital conversion.
Key Specifications
| Specification | Value |
|---|---|
| Number of Bits | 12 |
| Sampling Rate (Per Second) | 100 kHz |
| Number of Inputs | 1 |
| Input Type | Single Ended |
| Data Interface | DSP |
| Configuration | S/H-ADC |
| Ratio - S/H:ADC | 1:1 |
| Number of A/D Converters | 1 |
| Architecture | SAR |
| Reference Type | Internal |
| Voltage - Supply, Analog | ±5V |
| Voltage - Supply, Digital | 5V |
| Operating Temperature | -55°C ~ 125°C |
| Package / Case | 28-PDIP or other variants (check specific part number) |
Key Features
- High Precision: The AD7878LPZ offers 12-bit resolution, ensuring high accuracy in analog-to-digital conversion.
- Fast Sampling Rate: With a sampling rate of 100 kHz, this ADC is suitable for applications requiring rapid data acquisition.
- DSP Interface: The component features a digital signal processor interface, facilitating integration with various DSP systems.
- SAR Architecture: The successive approximation register architecture provides reliable and efficient conversion.
- Internal Reference: The internal reference voltage simplifies the design and reduces external component requirements.
- Wide Operating Temperature Range: The ADC operates over a temperature range of -55°C to 125°C, making it suitable for harsh environments.
Applications
- Data Acquisition Systems: Ideal for various data acquisition applications where high precision and speed are required.
- Industrial Control Systems: Suitable for industrial control systems that need accurate and reliable analog-to-digital conversion.
- Medical Devices: Can be used in medical devices that require precise measurement and data conversion.
- Aerospace and Defense: The wide operating temperature range makes it suitable for aerospace and defense applications.
- Automotive Systems: Applicable in automotive systems that require robust and accurate data acquisition.
Q & A
- What is the resolution of the AD7878LPZ ADC?
The AD7878LPZ has a resolution of 12 bits.
- What is the sampling rate of the AD7878LPZ?
The sampling rate of the AD7878LPZ is 100 kHz.
- What type of architecture does the AD7878LPZ use?
The AD7878LPZ uses a successive approximation register (SAR) architecture.
- Does the AD7878LPZ have an internal reference voltage?
Yes, the AD7878LPZ has an internal reference voltage.
- What is the operating temperature range of the AD7878LPZ?
The operating temperature range of the AD7878LPZ is -55°C to 125°C.
- What type of package is the AD7878LPZ available in?
The AD7878LPZ is available in a 28-PDIP package among other variants.
- Is the AD7878LPZ suitable for harsh environments?
Yes, the AD7878LPZ is suitable for harsh environments due to its wide operating temperature range.
- Can the AD7878LPZ be used in medical devices?
Yes, the AD7878LPZ can be used in medical devices that require precise measurement and data conversion.
- Does the AD7878LPZ have a DSP interface?
Yes, the AD7878LPZ features a digital signal processor (DSP) interface.
- What are some common applications of the AD7878LPZ?
The AD7878LPZ is commonly used in data acquisition systems, industrial control systems, medical devices, aerospace and defense, and automotive systems.
