Overview
The AD7924BRUZ-REEL from Analog Devices Inc. is a high-speed, low-power, 12-bit successive approximation analog-to-digital converter (ADC). This component is part of the AD7904/AD7914/AD7924 family and is designed to operate with a single power supply ranging from 2.7 V to 5.25 V. It features a throughput rate of up to 1 MSPS and includes a low noise, wide bandwidth track-and-hold amplifier capable of handling input frequencies exceeding 8 MHz. The device is packaged in a 16-lead TSSOP and is suitable for a variety of applications requiring high-speed data acquisition with low power consumption.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12-bit |
| Number of Channels | 4 single-ended analog inputs |
| Sampling Rate | Up to 1 MSPS |
| Supply Voltage (Analog and Digital) | 2.7 V to 5.25 V |
| Interface | SPI (Serial Peripheral Interface) |
| Output Format | SERIAL |
| Differential Nonlinearity (DNL) | -0.9 LSB |
| Package | 16-TSSOP (0.173, 4.40mm Width) |
| Operating Temperature Range | -40°C to +85°C |
Key Features
- High throughput rate of up to 1 MSPS with low power consumption (maximum 2 mA at 3 V and 2.7 mA at 5 V).
- Low noise, wide bandwidth track-and-hold amplifier capable of handling input frequencies exceeding 8 MHz.
- Four single-ended analog input channels with a channel sequencer for automatic cycling through selected channels.
- Flexible power management options through programming of the power management bits in the control register.
- SPI interface for easy integration with microprocessors or DSPs.
- Configurable analog input range: 0 V to REFIN or 0 V to 2 × REFIN, with straight binary or twos complement output coding).
Applications
The AD7924BRUZ-REEL is suitable for various applications requiring high-speed data acquisition and low power consumption, such as:
- Industrial automation and control systems.
- Medical devices and diagnostic equipment.
- Aerospace and defense systems.
- Automotive systems, particularly those requiring robust and reliable data acquisition.
- Embedded systems and IoT devices where power efficiency is crucial.
Q & A
- What is the resolution of the AD7924BRUZ-REEL ADC?
The AD7924BRUZ-REEL has a 12-bit resolution.
- How many analog input channels does the AD7924BRUZ-REEL have?
The device has four single-ended analog input channels.
- What is the maximum sampling rate of the AD7924BRUZ-REEL?
The maximum sampling rate is up to 1 MSPS.
- What is the supply voltage range for the AD7924BRUZ-REEL?
The supply voltage range is from 2.7 V to 5.25 V for both analog and digital circuits.
- What interface does the AD7924BRUZ-REEL use?
The device uses the SPI (Serial Peripheral Interface).
- What is the package type of the AD7924BRUZ-REEL?
The device is packaged in a 16-lead TSSOP (0.173, 4.40mm Width).
- What is the operating temperature range of the AD7924BRUZ-REEL?
The operating temperature range is -40°C to +85°C.
- How does the channel sequencer work in the AD7924BRUZ-REEL?
The channel sequencer allows the device to automatically cycle through a number of selected channels, which can be programmed via the SEQ1 and SEQ0 bits in the control register.
- What are the power management options for the AD7924BRUZ-REEL?
The device offers flexible power management options through the programming of the power management bits (PM1 and PM0) in the control register.
- Can the AD7924BRUZ-REEL be used in automotive applications?
