Overview
The AD7274BUJZ-REEL7 is a 12-bit, high-speed, low-power successive-approximation analog-to-digital converter (ADC) produced by Analog Devices Inc. This component operates from a single power supply ranging from 2.35 V to 3.6 V and features throughput rates of up to 3 million samples per second (MSPS). The AD7274 is designed to be highly efficient, using advanced design techniques to achieve very low power dissipation at high throughput rates. It is available in both 8-lead TSOT and 8-lead MSOP packages, offering significant space-saving advantages.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12 bits |
| Throughput Rate | Up to 3 MSPS |
| Power Supply | 2.35 V to 3.6 V |
| Power Consumption | 11.4 mW at 3 MSPS with 3 V supply |
| Input Bandwidth | Exceeds 30 MHz |
| Signal-to-Noise Ratio (SNR) | 70 dB at 1 MHz input frequency |
| Package Type | 8-lead TSOT or 8-lead MSOP |
| Temperature Range | -40°C to +125°C |
| Power-Down Mode | 0.1 μA typical |
| Reference Voltage Range | 1.2 V to VDD |
Key Features
- High-speed serial interface compatible with SPI, QSPI, MICROWIRE, and DSPs.
- No pipeline delays, allowing for direct control over the conversion process using CS and SCLK.
- Low-noise, wide bandwidth track-and-hold amplifier capable of handling input frequencies in excess of 30 MHz.
- Flexible power and serial clock speed management.
- Power-down mode to save power between conversions.
- External reference voltage range from 1.2 V to VDD, allowing for a wide dynamic input range.
Applications
The AD7274 is suitable for a variety of high-speed data acquisition applications, including:
- Medical imaging and diagnostic equipment.
- Aerospace and defense systems requiring high-speed and low-power ADCs.
- Industrial automation and control systems.
- High-speed data acquisition systems in scientific research and testing.
- Embedded systems and IoT devices requiring precise and efficient analog-to-digital conversion.
Q & A
- What is the resolution of the AD7274BUJZ-REEL7?
The AD7274BUJZ-REEL7 has a resolution of 12 bits.
- What is the maximum throughput rate of the AD7274BUJZ-REEL7?
The maximum throughput rate is up to 3 million samples per second (MSPS).
- What is the power supply range for the AD7274BUJZ-REEL7?
The power supply range is from 2.35 V to 3.6 V.
- How much power does the AD7274BUJZ-REEL7 consume at 3 MSPS with a 3 V supply?
The power consumption is 11.4 mW at 3 MSPS with a 3 V supply.
- What is the input bandwidth of the AD7274BUJZ-REEL7?
The input bandwidth exceeds 30 MHz.
- What is the signal-to-noise ratio (SNR) of the AD7274BUJZ-REEL7 at 1 MHz input frequency?
The SNR is 70 dB at 1 MHz input frequency.
- In what packages is the AD7274BUJZ-REEL7 available?
The AD7274BUJZ-REEL7 is available in 8-lead TSOT and 8-lead MSOP packages.
- What is the temperature range of the AD7274BUJZ-REEL7?
The temperature range is -40°C to +125°C.
- What is the power-down mode current of the AD7274BUJZ-REEL7?
The power-down mode current is 0.1 μA typical.
- What is the reference voltage range for the AD7274BUJZ-REEL7?
The reference voltage range is from 1.2 V to VDD.
