Overview
The AD7278BUJZ-500RL7 is a high-speed, low-power successive approximation analog-to-digital converter (ADC) produced by Analog Devices Inc. This 8-bit ADC operates from a single 2.35 V to 3.6 V power supply and is designed for high throughput rates, making it suitable for a variety of applications requiring fast and accurate analog-to-digital conversion. The device features a low noise, wide bandwidth track-and-hold amplifier and supports SPI, QSPI, MICROWIRE, and DSP compatible serial interfaces.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 8-bit | |
| Power Supply | 2.35 V to 3.6 V | |
| Throughput Rate | Up to 3 MSPS | |
| Conversion Time | 250 ns max (12 SCLK cycles at 48 MHz) | |
| Track-and-Hold Acquisition Time | 60 ns min | |
| Input Current | ±1 μA max | |
| Input Capacitance | 2 pF typ | |
| Output High Voltage | VDD - 0.2 V min (ISOURCE = 200 μA) | |
| Output Low Voltage | 0.2 V max (ISINK = 200 μA) | |
| Temperature Range | -40°C to +125°C | |
| Package | 6-Lead TSOT |
Key Features
- High-speed successive approximation ADC with up to 3 MSPS throughput rate.
- Low power consumption with a power-down mode of 0.1 μA typical.
- Low noise, wide bandwidth track-and-hold amplifier capable of handling input frequencies in excess of 55 MHz.
- SPI, QSPI, MICROWIRE, and DSP compatible serial interfaces.
- No pipeline delays associated with the conversion process.
- Single 2.35 V to 3.6 V power supply operation.
- Compact 6-lead TSOT package.
Applications
The AD7278BUJZ-500RL7 is suitable for various applications that require high-speed and low-power analog-to-digital conversion. These include:
- Industrial control systems.
- Medical devices.
- Aerospace and defense systems.
- Automotive systems.
- Data acquisition systems.
- Embedded systems requiring fast and accurate ADCs.
Q & A
- What is the resolution of the AD7278BUJZ-500RL7 ADC?
The AD7278BUJZ-500RL7 is an 8-bit ADC. - What is the operating voltage range of the AD7278BUJZ-500RL7?
The device operates from a single 2.35 V to 3.6 V power supply. - What is the maximum throughput rate of the AD7278BUJZ-500RL7?
The maximum throughput rate is up to 3 MSPS. - What is the conversion time of the AD7278BUJZ-500RL7?
The conversion time is 250 ns max (12 SCLK cycles at 48 MHz). - What is the track-and-hold acquisition time of the AD7278BUJZ-500RL7?
The track-and-hold acquisition time is 60 ns min. - What serial interfaces does the AD7278BUJZ-500RL7 support?
The device supports SPI, QSPI, MICROWIRE, and DSP compatible serial interfaces. - What is the temperature range of the AD7278BUJZ-500RL7?
The temperature range is -40°C to +125°C. - What is the package type of the AD7278BUJZ-500RL7?
The device is packaged in a 6-lead TSOT package. - Does the AD7278BUJZ-500RL7 have any pipeline delays?
No, there are no pipeline delays associated with the conversion process. - What is the power consumption in power-down mode?
The power consumption in power-down mode is 0.1 μA typical.
