Overview
The MAX195BEWE+T is a high-performance 16-bit analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This component is designed for precision measurements and combines high speed, high accuracy, and low power consumption. It features a successive-approximation register (SAR) architecture and includes internal calibration circuitry to correct linearity and offset errors, ensuring full rated performance over the operating temperature range without external adjustments.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 16 bits |
| Number of Channels | 1 Channel |
| Interface Type | SPI |
| Sampling Rate | 85 kS/s |
| Input Type | Single-Ended |
| Architecture | SAR |
| Minimum Operating Temperature | -40°C |
| Maximum Operating Temperature | +85°C |
| DNL - Differential Nonlinearity | +/- 2 LSB |
| INL - Integral Nonlinearity | +/- 0.004 % FSR |
| Operating Supply Voltage | 4.75 V to 5.25 V |
| Power Dissipation | 842 mW |
| Reference Type | External |
| Reference Voltage | Up to +5V |
| Package / Case | SOIC-Wide-16 |
Key Features
- 16 bits, no missing codes
- 90dB SINAD (Signal-to-Noise and Distortion Ratio)
- 9.4µs conversion time
- 10µA (max) shutdown mode
- Built-in track/hold function
- AC and DC specified
- Unipolar (0V to VREF) and bipolar (-VREF to VREF) pin-selectable input range
- Three-state serial-data output
- Separate analog and digital supplies to minimize digital-noise coupling
Applications
- Portable Instruments
- Audio
- Industrial Controls
- Robotics
- Multiple Transducer Measurements
- Medical Signal Acquisition
- Vibrations Analysis
- Digital Signal Processing
Q & A
- What is the resolution of the MAX195BEWE+T ADC?
The MAX195BEWE+T has a resolution of 16 bits.
- What is the sampling rate of the MAX195BEWE+T?
The sampling rate is 85 kS/s.
- What type of interface does the MAX195BEWE+T use?
The interface type is SPI.
- What are the operating temperature ranges for the MAX195BEWE+T?
The operating temperature range is from -40°C to +85°C.
- What is the power dissipation of the MAX195BEWE+T?
The power dissipation is 842 mW.
- Does the MAX195BEWE+T have a shutdown mode?
Yes, it has a 10µA (max) shutdown mode.
- What types of input ranges are supported by the MAX195BEWE+T?
The MAX195BEWE+T supports unipolar (0V to VREF) and bipolar (-VREF to VREF) pin-selectable input ranges.
- What is the significance of the built-in track/hold function in the MAX195BEWE+T?
The built-in track/hold function, provided by the capacitive-DAC architecture, allows for an inherent 85ksps track/hold input.
- How does the MAX195BEWE+T minimize digital-noise coupling?
The MAX195BEWE+T minimizes digital-noise coupling through separate analog and digital supplies.
- What are some common applications of the MAX195BEWE+T?
Common applications include portable instruments, audio, industrial controls, robotics, multiple transducer measurements, medical signal acquisition, vibrations analysis, and digital signal processing.
