Overview
The AD7928WBRUZ-REEL, produced by Analog Devices Inc., is a high-speed, low-power, 12-bit, 8-channel successive approximation analog-to-digital converter (ADC). This component operates from a single 2.7 V to 5.25 V power supply and features throughput rates up to 1 MSPS. It is designed for applications requiring high-speed data acquisition with low power consumption and is particularly suitable for use in systems that need to interface with microprocessors or digital signal processors (DSPs).
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12-bit |
| Number of Analog Input Channels | 8 |
| Sampling Rate | Up to 1 MSPS |
| Operating Supply Voltage | 2.7 V to 5.25 V |
| Package Type | 20-Lead TSSOP |
| Output Format | SERIAL (SPI/QSPI/MICROWIRE/DSP compatible) |
| Conversion Time | Determined by SCLK frequency |
| Power Consumption | 2 mA (3 V), 2.7 mA (5 V) |
| Temperature Range | -40°C to +125°C |
| Analog Input Range | 0 V to REF IN or 0 V to 2 × REF IN |
Key Features
- High-speed, low-power operation with throughput rates up to 1 MSPS
- Low noise, wide bandwidth track-and-hold amplifier capable of handling input frequencies in excess of 8 MHz
- No pipeline delays, allowing for real-time data acquisition
- Flexible power and serial clock speed management
- Shutdown mode with current consumption as low as 0.5 μA
- Eight single-ended analog inputs with a channel sequencer for sequential conversion
- Configurable analog input range and output coding (straight binary or twos complement)
Applications
The AD7928WBRUZ-REEL is suitable for a variety of applications, including:
- High-speed data acquisition systems
- Industrial control and automation
- Medical devices requiring precise analog-to-digital conversion
- Automotive systems, as it is qualified for automotive applications
- Embedded systems and IoT devices that require low power consumption and high-speed data conversion
Q & A
- What is the resolution of the AD7928WBRUZ-REEL?
The AD7928WBRUZ-REEL has a 12-bit resolution. - How many analog input channels does the AD7928WBRUZ-REEL have?
The AD7928WBRUZ-REEL has 8 single-ended analog input channels. - What is the maximum sampling rate of the AD7928WBRUZ-REEL?
The maximum sampling rate is up to 1 MSPS. - What is the operating supply voltage range for the AD7928WBRUZ-REEL?
The operating supply voltage range is from 2.7 V to 5.25 V. - What type of output format does the AD7928WBRUZ-REEL use?
The output format is SERIAL, compatible with SPI, QSPI, MICROWIRE, and DSP interfaces. - How does the AD7928WBRUZ-REEL manage power consumption?
The AD7928WBRUZ-REEL features low power consumption, with a maximum of 2 mA at 3 V and 2.7 mA at 5 V, and a shutdown mode with current consumption as low as 0.5 μA. - What is the temperature range for the AD7928WBRUZ-REEL?
The temperature range is from -40°C to +125°C. - Can the AD7928WBRUZ-REEL be used in automotive applications?
Yes, the AD7928WBRUZ-REEL is qualified for automotive applications. - How are the analog input channels selected for conversion in the AD7928WBRUZ-REEL?
The analog input channels are selected using a channel sequencer, which allows for preprogrammed sequential conversion of the channels. - What is the significance of the track-and-hold amplifier in the AD7928WBRUZ-REEL?
The track-and-hold amplifier is low noise and has a wide bandwidth, capable of handling input frequencies in excess of 8 MHz.
