Overview
The AD7467BRT-R2 is a 10-bit, high-speed, low-power 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 applications requiring low power consumption and high throughput rates.
The AD7467BRT-R2 features a throughput rate of up to 200 kSPS and is available in a compact 6-lead SOT-23 package, which is ideal for space-constrained designs. It also includes automatic power-down modes to further reduce power consumption when not in use.
Key Specifications
| Parameter | Value | Unit | Test Conditions/Comments |
|---|---|---|---|
| Resolution | 10-bit | ||
| Power Supply (VDD) | 1.6 to 3.6 | V | |
| Throughput Rate | Up to 200 kSPS | ||
| Conversion Time | 2.94 μs max (10 SCLK cycles with SCLK at 3.4 MHz) | μs | |
| Power Consumption (Normal Mode) | 190 μA max (VDD = 3 V, fSAMPLE = 100 kSPS) | μA | |
| Power Consumption (Power-Down Mode) | 0.1 μA max (typically 8 nA) | μA | SCLK on or off |
| Output Coding | Straight (natural) binary | ||
| Package Type | 6-lead SOT-23 | ||
| Operating Temperature Range | -40°C to +85°C | °C |
Key Features
- High-speed serial interface compatible with SPI/QSPI/MICROWIRE/DSP
- No pipeline delays
- Automatic power-down mode with low power consumption (typically 8 nA)
- Wide input bandwidth with 71 dB SNR at 30 kHz input frequency
- Flexible power and serial clock speed management
- Compact 6-lead SOT-23 package
Applications
- Battery-powered systems
- Medical instruments
- Remote data acquisition
- Isolated data acquisition
Q & A
- What is the resolution of the AD7467BRT-R2 ADC?
The AD7467BRT-R2 is a 10-bit analog-to-digital converter.
- What is the power supply range for the AD7467BRT-R2?
The AD7467BRT-R2 operates from a single 1.6 V to 3.6 V power supply.
- What is the maximum throughput rate of the AD7467BRT-R2?
The AD7467BRT-R2 has a throughput rate of up to 200 kSPS.
- What is the conversion time for the AD7467BRT-R2?
The conversion time is 2.94 μs max (10 SCLK cycles with SCLK at 3.4 MHz).
- How much power does the AD7467BRT-R2 consume in normal mode?
In normal mode, the power consumption is up to 190 μA max (VDD = 3 V, fSAMPLE = 100 kSPS).
- What is the power consumption in power-down mode?
In power-down mode, the power consumption is typically 8 nA.
- What type of output coding does the AD7467BRT-R2 use?
The AD7467BRT-R2 uses straight (natural) binary output coding.
- In what package is the AD7467BRT-R2 available?
The AD7467BRT-R2 is available in a 6-lead SOT-23 package.
- What is the operating temperature range of the AD7467BRT-R2?
The operating temperature range is -40°C to +85°C.
- What are some typical applications of the AD7467BRT-R2?
Typical applications include battery-powered systems, medical instruments, remote data acquisition, and isolated data acquisition.
