Overview
The MX7828 is a high-speed, 8-bit analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device features a 4- or 8-channel multiplexer, making it versatile for various data acquisition applications. The MX7828 operates from a single +5V supply and includes a built-in track/hold circuit, eliminating the need for an external track/hold with many input signals. It is designed to simplify microprocessor interfaces by appearing as a memory location or I/O port without requiring external logic.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 8-bit |
| Number of Channels | 8 channels |
| Conversion Time | 2.5μs |
| Analog Input Range | 0V to +5V |
| Supply Voltage | +5V |
| Package Options | 28-PDIP, Plastic Leaded Chip Carrier |
| Microprocessor Interface | Latched, three-state buffer circuitry for direct connection to microprocessor data bus or system input port |
Key Features
- High-speed conversion with a conversion time of 2.5μs
- 8-bit resolution with 8-channel multiplexer
- Built-in track/hold circuit eliminating the need for external track/hold
- Single +5V supply operation
- Analog input range of 0V to +5V
- Latched, three-state buffer circuitry for easy microprocessor interface
- Pin compatible with Analog Devices' AD7824 and AD7828
Applications
- Data acquisition systems
- Industrial control systems
- Medical devices requiring high-speed ADCs
- Aerospace and defense applications
- Automotive systems needing precise and fast analog-to-digital conversion
Q & A
- What is the resolution of the MX7828 ADC?
The MX7828 has an 8-bit resolution.
- How many analog input channels does the MX7828 have?
The MX7828 has 8 analog input channels.
- What is the conversion time of the MX7828?
The conversion time of the MX7828 is 2.5μs.
- What is the analog input range of the MX7828?
The analog input range of the MX7828 is 0V to +5V.
- Does the MX7828 require an external track/hold circuit?
No, the MX7828 has a built-in track/hold circuit.
- What are the package options for the MX7828?
The MX7828 is available in 28-PDIP and Plastic Leaded Chip Carrier packages.
- How does the MX7828 interface with microprocessors?
The MX7828 uses latched, three-state buffer circuitry to allow direct connection to a microprocessor data bus or system input port.
- Is the MX7828 pin compatible with other ADCs?
Yes, the MX7828 is pin compatible with Analog Devices' AD7824 and AD7828.
- What are some common applications of the MX7828?
The MX7828 is commonly used in data acquisition systems, industrial control systems, medical devices, aerospace and defense applications, and automotive systems.
- What is the supply voltage requirement for the MX7828?
The MX7828 operates from a single +5V supply.
