Overview
The AD7475BRMZ is a 12-bit, high-speed, low-power successive-approximation analog-to-digital converter (ADC) produced by Analog Devices Inc. This device operates from a single 2.7 V to 5.25 V power supply and is designed for high throughput rates up to 1 MSPS. It features a low noise, wide bandwidth track-and-hold amplifier capable of handling input frequencies above 1 MHz. The AD7475BRMZ is available in an 8-lead MSOP package, making it suitable for a variety of applications requiring compact and efficient analog-to-digital conversion.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12 bits |
| Throughput Rate | Up to 1 MSPS |
| Power Supply | 2.7 V to 5.25 V |
| Current Consumption (3 V, 1 MSPS) | 1.5 mA |
| Current Consumption (5 V, 1 MSPS) | 2.1 mA |
| Analog Input Range | 0 V to REF IN (externally applied 2.5 V for AD7475) |
| Package Type | 8-lead MSOP |
| Operating Temperature | -40°C to +85°C |
| Standby Current | 1 µA max |
Key Features
- No pipeline delays, allowing for direct conversion without intermediate stages.
- High-speed serial interface compatible with SPI, QSPI, MICROWIRE, and DSP.
- Low noise, wide bandwidth track-and-hold amplifier.
- Low power dissipation at high throughput rates.
- Standby mode with a maximum current of 1 µA.
- Compact 8-lead MSOP package.
Applications
- Battery-powered systems.
- Personal digital assistants.
- Medical instruments.
- Mobile communications.
- Instrumentation and control systems.
- Data acquisition systems.
- Optical sensors.
Q & A
- What is the resolution of the AD7475BRMZ ADC?
The AD7475BRMZ has a resolution of 12 bits.
- What is the maximum throughput rate of the AD7475BRMZ?
The maximum throughput rate is up to 1 MSPS.
- What is the power supply range for the AD7475BRMZ?
The power supply range is from 2.7 V to 5.25 V.
- How much current does the AD7475BRMZ consume at 3 V and 1 MSPS?
The current consumption is 1.5 mA at 3 V and 1 MSPS.
- What is the analog input range for the AD7475BRMZ?
The analog input range is from 0 V to REF IN, which is externally applied 2.5 V for the AD7475.
- What type of package is the AD7475BRMZ available in?
The AD7475BRMZ is available in an 8-lead MSOP package.
- What is the operating temperature range for the AD7475BRMZ?
The operating temperature range is from -40°C to +85°C.
- What is the standby current of the AD7475BRMZ?
The standby current is 1 µA max.
- Is the AD7475BRMZ compatible with SPI and other serial interfaces?
Yes, it is compatible with SPI, QSPI, MICROWIRE, and DSP interfaces.
- What are some typical applications of the AD7475BRMZ?
Typical applications include battery-powered systems, medical instruments, mobile communications, instrumentation and control systems, data acquisition systems, and optical sensors.
