Overview
The LTC2311CMSE-12#TRPBF is a high-performance, 12-bit successive approximation register (SAR) analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This component is part of the LTC2311 series and is known for its low noise, high speed, and wide input common mode range. It operates from a single 3.3V or 5V supply and features differential inputs, making it ideal for applications requiring a wide dynamic range and high common mode rejection.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12-bit + sign |
| Sampling Rate | 5 Msps |
| Input Type | Differential |
| Input Range | 8 Vpp differential |
| Supply Voltage | 3.3V or 5V |
| Power Dissipation | 50 mW (at 5V supply) |
| Integral Nonlinearity Error (INL) | ±0.25 LSB typical |
| Signal to Noise Ratio (SNR) | 73 dB typical |
| Operating Temperature Range | 0°C to 70°C |
| Package Type | 16-lead MSOP with exposed pad |
| Interface Type | SPI-compatible serial interface (CMOS or LVDS) |
Key Features
- Low noise and high speed operation with 5 Msps sampling rate.
- Differential inputs with a wide input common mode range.
- Onboard low drift (20 ppm/°C max) 2.048V or 4.096V temperature-compensated reference.
- External 1.25V buffered reference input option.
- High speed SPI-compatible serial interface supporting CMOS or LVDS.
- Low power consumption with nap and sleep modes for power savings.
- No missing codes at 12 bits and high SNR of 73 dB typical.
Applications
The LTC2311CMSE-12#TRPBF is suitable for a wide variety of high-speed applications, including:
- Industrial automation and control systems.
- Medical devices requiring high accuracy and low noise.
- Aerospace and defense applications where reliability and precision are critical.
- Automotive systems, particularly those requiring robust and reliable data acquisition.
- Test and measurement equipment where high-speed data conversion is necessary.
Q & A
- What is the resolution of the LTC2311CMSE-12#TRPBF?
The resolution is 12-bit + sign.
- What is the sampling rate of this ADC?
The sampling rate is 5 Msps.
- What type of inputs does the LTC2311CMSE-12#TRPBF support?
The ADC supports differential inputs.
- What is the input range of the LTC2311CMSE-12#TRPBF?
The input range is 8 Vpp differential.
- What are the supply voltage options for this ADC?
The ADC can operate from a single 3.3V or 5V supply.
- What is the power dissipation of the LTC2311CMSE-12#TRPBF at 5V supply?
The power dissipation is 50 mW at a 5V supply.
- What is the typical integral nonlinearity error (INL) of the LTC2311CMSE-12#TRPBF?
The typical INL is ±0.25 LSB.
- What is the signal to noise ratio (SNR) of the LTC2311CMSE-12#TRPBF?
The SNR is 73 dB typical.
- What is the operating temperature range of the LTC2311CMSE-12#TRPBF?
The operating temperature range is 0°C to 70°C.
- What type of interface does the LTC2311CMSE-12#TRPBF support?
The ADC supports a high-speed SPI-compatible serial interface (CMOS or LVDS).
