Overview
The AD7924BRUZ from Analog Devices Inc. is a 12-bit, high-speed, low-power successive approximation analog-to-digital converter (ADC). This component is part of the AD7904/AD7914/AD7924 family and is designed for applications requiring high throughput rates with low power consumption. The AD7924 operates from a single 2.7 V to 5.25 V power supply and features four single-ended analog input channels with a channel sequencer. This ADC is housed in a 16-lead TSSOP package, making it suitable for a variety of embedded systems and data acquisition applications.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12 bits |
| Number of Analog Input Channels | 4 single-ended |
| Supply Voltage (Analog and Digital) | 2.7 V to 5.25 V |
| Throughput Rate | Up to 1 MSPS |
| Package Type | 16-lead TSSOP |
| Operating Temperature Range | −40°C to +85°C |
| Conversion Time | Determined by SCLK frequency |
| Output Format | SERIAL |
| Differential Nonlinearity (DNL) | −0.9 LSB |
Key Features
- High Throughput with Low Power Consumption: The AD7924 offers throughput rates up to 1 MSPS while dissipating only 6 mW of power maximum at 3 V supplies.
- Four Single-Ended Inputs with Channel Sequencer: Allows for a preprogrammed sequence of channels to be converted consecutively.
- Single-Supply Operation with VDRIVE Function: Operates from a single 2.7 V to 5.25 V supply and allows the serial interface to connect directly to 3 V or 5 V processor systems.
- Flexible Power/Serial Clock Speed Management: Conversion rate is determined by the serial clock, and the part features two shutdown modes for power efficiency at lower throughput rates.
- Low Noise, Wide Bandwidth Track-and-Hold Amplifier: Can handle input frequencies in excess of 8 MHz.
Applications
- Data Acquisition Systems: Ideal for applications requiring high-speed data conversion with low power consumption.
- Embedded Systems: Suitable for use in various embedded systems due to its compact package and flexible power management.
- Industrial Automation: Can be used in industrial automation for high-speed analog-to-digital conversion.
- Medical Devices: Applicable in medical devices that require precise and efficient analog-to-digital conversion.
Q & A
- What is the resolution of the AD7924BRUZ ADC?
The AD7924BRUZ has a resolution of 12 bits.
- How many analog input channels does the AD7924BRUZ have?
The AD7924BRUZ has four single-ended analog input channels.
- What is the operating voltage range for the AD7924BRUZ?
The AD7924BRUZ operates from a single 2.7 V to 5.25 V power supply.
- What is the maximum throughput rate of the AD7924BRUZ?
The AD7924BRUZ has a maximum throughput rate of up to 1 MSPS.
- What type of package does the AD7924BRUZ come in?
The AD7924BRUZ is housed in a 16-lead TSSOP package.
- What is the operating temperature range for the AD7924BRUZ?
The AD7924BRUZ operates within a temperature range of −40°C to +85°C.
- How is the conversion time determined for the AD7924BRUZ?
The conversion time is determined by the SCLK frequency.
- What is the output format of the AD7924BRUZ?
The output format is SERIAL.
- What is the differential nonlinearity (DNL) of the AD7924BRUZ?
The DNL is −0.9 LSB.
- Does the AD7924BRUZ support channel sequencing?
Yes, the AD7924BRUZ supports channel sequencing through the SEQ1 and SEQ0 bits in the control register.
