Overview
The AD7278BRMZ is an 8-bit, high-speed, low-power successive approximation analog-to-digital converter (ADC) produced by Analog Devices Inc. This device operates from a single 2.35 V to 3.6 V power supply and features a throughput rate of up to 3 million samples per second (MSPS). It is designed to provide low power consumption and high performance, making it suitable for a variety of applications requiring fast and accurate analog-to-digital conversion.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 8 bits |
| Throughput Rate | Up to 3 MSPS |
| Power Supply | 2.35 V to 3.6 V |
| Power Consumption | 12.6 mW at 3 MSPS with 3 V supplies |
| Input Bandwidth | Up to 55 MHz |
| SNR at 1 MHz Input Frequency | 70 dB |
| Temperature Range | −40°C to +125°C |
| Package Type | 8-Lead MSOP, 6-Lead TSOT |
| Conversion Time | 208 ns max |
| Track-and-Hold Acquisition Time | 60 ns min |
Key Features
- Low noise, wide bandwidth track-and-hold amplifier
- No pipeline delays
- Flexible power and serial clock speed management
- High-speed serial interface compatible with SPI, QSPI, MICROWIRE, and DSP
- Power-down mode with 0.1 μA typical current
- Internal reference from VDD for widest dynamic input range
Applications
The AD7278BRMZ 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
- High-speed data acquisition systems
Q & A
- What is the resolution of the AD7278BRMZ ADC?
The AD7278BRMZ has an 8-bit resolution. - What is the maximum throughput rate of the AD7278BRMZ?
The maximum throughput rate is up to 3 MSPS. - What is the power supply range for the AD7278BRMZ?
The device operates from a single 2.35 V to 3.6 V power supply. - How much power does the AD7278BRMZ consume at 3 MSPS with 3 V supplies?
The power consumption is 12.6 mW at 3 MSPS with 3 V supplies. - What is the input bandwidth of the AD7278BRMZ?
The input bandwidth is up to 55 MHz. - What is the SNR at 1 MHz input frequency for the AD7278BRMZ?
The SNR at 1 MHz input frequency is 70 dB. - What is the temperature range for the AD7278BRMZ?
The temperature range is −40°C to +125°C. - What types of packages are available for the AD7278BRMZ?
The device is available in 8-Lead MSOP and 6-Lead TSOT packages. - Does the AD7278BRMZ have pipeline delays?
No, the AD7278BRMZ does not have pipeline delays. - How is the conversion process controlled in the AD7278BRMZ?
The conversion process is controlled using CS and the serial clock, allowing interface with microprocessors or DSPs.
