Overview
The AD7466BRT-R2 is a high-performance, 12-bit successive approximation analog-to-digital converter (ADC) produced by Analog Devices Inc. This component operates from a single 1.6 V to 3.6 V power supply, making it suitable for a variety of low-power applications. It features a high throughput rate and low power dissipation, which are critical for battery-powered systems and other power-sensitive applications.
Key Specifications
| Parameter | Value | Unit | Test Conditions/Comments |
|---|---|---|---|
| Resolution | 12-bit | ||
| Power Supply | 1.6 V to 3.6 V | V | |
| Throughput Rate | Up to 200 kSPS | kSPS | fSAMPLE = 100 kSPS |
| Conversion Time | 3.52 μs max | μs | 12 SCLK cycles with SCLK at 3.4 MHz |
| Power Consumption (Normal Mode) | 210 μA max (VDD = 3 V), 170 μA max (VDD = 2.5 V), 140 μA max (VDD = 1.8 V) | μA | fSAMPLE = 100 kSPS |
| Power-Down Mode | 0.1 μA max, typically 8 nA | μA | SCLK on or off |
| Operating Temperature | -40°C to +85°C | °C | |
| Package | 6-Lead SOT-23 |
Key Features
- High speed serial interface: SPI/QSPI™/MICROWIRE™/DSP compatible
- Flexible power/serial clock speed management
- No pipeline delays
- Automatic power-down mode with low power consumption (typically 8 nA)
- Wide input bandwidth with high signal-to-noise ratio (SNR) at 30 kHz input frequency
- Low noise and low power dissipation
Applications
- Battery-powered systems
- Medical instruments
- Remote data acquisition
- Isolated data acquisition
Q & A
- What is the resolution of the AD7466BRT-R2 ADC?
The AD7466BRT-R2 is a 12-bit analog-to-digital converter. - What is the operating voltage range of the AD7466BRT-R2?
The AD7466BRT-R2 operates from a single 1.6 V to 3.6 V power supply. - What is the maximum throughput rate of the AD7466BRT-R2?
The maximum throughput rate is up to 200 kSPS. - How long does the conversion process take for the AD7466BRT-R2?
The conversion time is 3.52 μs maximum for 12 SCLK cycles with SCLK at 3.4 MHz. - What is the power consumption in normal operating mode?
The power consumption is up to 210 μA (VDD = 3 V), 170 μA (VDD = 2.5 V), and 140 μA (VDD = 1.8 V) at fSAMPLE = 100 kSPS. - What is the power consumption in power-down mode?
The power consumption in power-down mode is typically 8 nA. - What is the operating temperature range of the AD7466BRT-R2?
The operating temperature range is -40°C to +85°C. - In what package is the AD7466BRT-R2 available?
The AD7466BRT-R2 is available in a 6-Lead SOT-23 package. - Is the AD7466BRT-R2 still in production?
No, the AD7466BRT-R2 is obsolete and no longer manufactured. - What are some common applications of the AD7466BRT-R2?
Common applications include battery-powered systems, medical instruments, remote data acquisition, and isolated data acquisition.
