Overview
The AD7878JNZ is a 12-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is part of the AD7878 series, known for its high precision and reliability in data acquisition systems. The AD7878JNZ is housed in a 28-pin DIP (Dual In-Line Package) and operates with a CMOS architecture, making it suitable for a wide range of applications requiring accurate analog-to-digital conversion.
Key Specifications
| Specification | Value |
|---|---|
| Number of Bits | 12 |
| Number of Analog In Channels | 1 |
| Sampling Rate | 100 kHz |
| Converter Type | ADC, SAR (Successive Approximation Register) |
| Input Type | Single Ended |
| Supply Voltage - Analog | ±5 V |
| Supply Voltage - Digital | 5 V |
| Operating Temperature | -55°C to 125°C |
| Package / Case | 28-DIP (0.600", 15.24mm) |
| Pin Count | 28 |
| Conversion Time - Max | 7.125 µs |
| Output Format | Parallel, Word |
| Reference Type | Internal |
Key Features
- High Resolution: 12-bit resolution providing precise analog-to-digital conversion.
- Fast Sampling Rate: Capable of sampling at 100 kHz.
- CMOS Technology: Low power consumption and high integration density.
- Internal Reference: Uses an internal reference voltage for stability and simplicity.
- Parallel Output: Provides a parallel word output format for easy interface with microprocessors and DSPs.
- Track and Hold Capability: Includes a track and hold circuit to ensure accurate sampling of the analog input signal.
Applications
The AD7878JNZ is versatile and can be used in various applications, including:
- Data Acquisition Systems: Ideal for systems that require precise and fast analog-to-digital conversion.
- Industrial Control Systems: Suitable for monitoring and controlling industrial processes.
- Medical Devices: Can be used in medical equipment that requires accurate and reliable data acquisition.
- Aerospace and Defense: Meets the stringent requirements of aerospace and defense applications due to its wide operating temperature range and high reliability.
Q & A
- What is the resolution of the AD7878JNZ ADC?
The AD7878JNZ has a 12-bit resolution. - What is the sampling rate of the AD7878JNZ?
The sampling rate is 100 kHz. - What type of converter architecture does the AD7878JNZ use?
The AD7878JNZ uses a Successive Approximation Register (SAR) architecture. - What is the input type of the AD7878JNZ?
The input type is single-ended. - What are the supply voltage requirements for the AD7878JNZ?
The analog supply voltage is ±5 V, and the digital supply voltage is 5 V. - What is the operating temperature range of the AD7878JNZ?
The operating temperature range is -55°C to 125°C. - What is the package type of the AD7878JNZ?
The package type is 28-DIP (0.600", 15.24mm). - How many pins does the AD7878JNZ have?
The AD7878JNZ has 28 pins. - What is the conversion time of the AD7878JNZ?
The maximum conversion time is 7.125 µs. - Does the AD7878JNZ have an internal reference voltage?
Yes, the AD7878JNZ uses an internal reference voltage.
