Overview
The AD7824BQ is a high-speed, multichannel, 8-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is part of the AD7824 series, which offers a choice of four multiplexed analog input channels. It is designed for applications requiring fast conversion rates and low power consumption. The AD7824BQ operates from a single +5 V supply and features a built-in track-and-hold function, making it suitable for digitizing high-frequency signals.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Analog Input Channels | 4 |
| Resolution | 8-bit |
| Conversion Rate | 2.5 µs per channel |
| Signal Handling Capability | 10 kHz (157 mV/µs slew rate) |
| Supply Voltage | Single +5 V |
| Analog Input Range | 0 V to +5 V |
| Power Dissipation | 40 mW (typ) |
| Operating Temperature Range | –40°C to +85°C |
| Package Type | 0.3" wide, 24-pin "skinny" DIP |
Key Features
- 4-channel input multiplexer for cost-effective, space-saving multichannel ADC system
- Fast conversion rate of 2.5 µs per channel with a per-channel sampling frequency of 100 kHz
- Built-in track-and-hold function capable of handling signals up to 10 kHz bandwidth
- Tight total unadjusted error specification and channel-to-channel matching eliminate the need for user trims
- Single +5 V supply simplifies system power requirements
- Fast, easy-to-use digital interface allows connection to most popular microprocessors with minimal external components; no clock signal is required for the ADC
Applications
The AD7824BQ is suitable for a variety of applications that require high-speed, multichannel analog-to-digital conversion. These include:
- Data acquisition systems
- Industrial control systems
- Medical devices
- Aerospace and defense systems
- Automotive systems requiring high-speed data conversion
Q & A
- What is the resolution of the AD7824BQ ADC?
The AD7824BQ has an 8-bit resolution. - How many analog input channels does the AD7824BQ have?
The AD7824BQ has four multiplexed analog input channels. - What is the conversion rate of the AD7824BQ?
The conversion rate is 2.5 µs per channel. - What is the signal handling capability of the AD7824BQ?
The AD7824BQ can handle signals up to 10 kHz (157 mV/µs slew rate). - What is the supply voltage for the AD7824BQ?
The AD7824BQ operates from a single +5 V supply. - What is the analog input range of the AD7824BQ?
The analog input range is 0 V to +5 V. - How much power does the AD7824BQ typically dissipate?
The AD7824BQ typically dissipates 40 mW of power. - What is the operating temperature range of the AD7824BQ?
The operating temperature range is –40°C to +85°C. - In what package is the AD7824BQ available?
The AD7824BQ is available in a 0.3" wide, 24-pin "skinny" DIP package. - Does the AD7824BQ require a clock signal for operation?
No, the AD7824BQ does not require a clock signal for operation due to its half-flash conversion technique.
