Overview
The MAX1408CAI+ is a 16-bit, low-power, multichannel, sigma-delta analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device is designed for high accuracy and low power consumption, making it suitable for various industrial and portable applications. The MAX1408CAI+ features a sigma-delta modulator with a digital decimation filter, allowing for flexible conversion rates and high resolution.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 16 bits |
| Conversion Rate | Up to 480 samples per second (sps) |
| Input Channels | 8 input channels (sigma-delta ADC) |
| Package Type | 28-pin SSOP (Shrink Small Outline Package) |
| Voltage Supply | +2.7V to +3.6V |
| Quiescent Current | Typically 250µA (operating mode), 2µA (power-down mode) |
| Interface | SPI™/QSPI™-Compatible 3-Wire Serial Interface |
Key Features
- 16-bit resolution with no missing codes up to 480sps
- Sigma-delta modulator with digital decimation filter for flexible conversion rates
- Low power consumption with quiescent current of 250µA in operating mode and 2µA in power-down mode
- Eight input channels, configurable as fully differential or pseudo-differential inputs
- Programmable gain and offset compensation
- Automatic channel scanning and continuous data output mode
- Fully differential reference inputs
- SPI™/QSPI™-Compatible 3-Wire Serial Interface
Applications
- Portable industrial instruments
- Portable weigh scales
- Loop-powered systems
- Pressure transducers
- Other precision measurement and control systems
Q & A
- What is the resolution of the MAX1408CAI+ ADC?
The MAX1408CAI+ has a 16-bit resolution.
- What is the maximum conversion rate of the MAX1408CAI+?
The maximum conversion rate is up to 480 samples per second (sps).
- How many input channels does the MAX1408CAI+ have?
The MAX1408CAI+ has 8 input channels.
- What is the package type of the MAX1408CAI+?
The package type is a 28-pin SSOP (Shrink Small Outline Package).
- What is the voltage supply range for the MAX1408CAI+?
The voltage supply range is from +2.7V to +3.6V.
- What is the quiescent current of the MAX1408CAI+ in operating mode?
The quiescent current is typically 250µA in operating mode.
- Does the MAX1408CAI+ support SPI or QSPI interfaces?
Yes, it supports SPI™/QSPI™-Compatible 3-Wire Serial Interface.
- Can the MAX1408CAI+ be used in portable applications?
Yes, it is suitable for portable industrial instruments and other portable applications due to its low power consumption.
- What are some common applications of the MAX1408CAI+?
Common applications include portable weigh scales, loop-powered systems, and pressure transducers.
- How does the MAX1408CAI+ handle channel scanning and data output?
The MAX1408CAI+ supports automatic channel scanning and continuous data output mode.
