Overview
The LTC2311CMSE-12#PBF, produced by Analog Devices Inc., is a high-performance 12-bit successive approximation register (SAR) analog-to-digital converter (ADC). This device is designed for applications requiring high speed, low noise, and a wide dynamic range. It operates from a single 3.3V or 5V supply and features differential inputs with a wide input common mode range. The LTC2311-12 is ideal for various high-speed applications due to its fast 5Msps throughput and one-cycle latency.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 12-bit + sign |
| Sampling Rate | 5 Msps |
| Differential Input Range | 8 Vp-p |
| Supply Voltage | 3.3V or 5V |
| Integral Nonlinearity (INL) | ±0.25 LSB typical |
| Signal-to-Noise Ratio (SNR) | 73 dB typical |
| Reference Voltage | Onboard 2.048V or 4.096V, external 1.25V buffered reference input |
| Temperature Coefficient of Reference | 20 ppm/°C max |
| Interface | High speed SPI-compatible, CMOS or LVDS |
| Power Consumption | 50 mW at 5V supply |
| Package | 16-Lead Plastic MSOP |
Key Features
- Low noise and high speed operation
- Differential inputs with wide input common mode range
- Onboard low drift temperature-compensated reference (2.048V or 4.096V)
- External 1.25V buffered reference input option
- High speed SPI-compatible serial interface supporting CMOS or LVDS
- Fast 5Msps throughput with one-cycle latency
- Nap and sleep modes for reduced power consumption
Applications
The LTC2311-12 is suited for a variety of high-speed applications, including industrial control systems, medical devices, data acquisition systems, and any application requiring high dynamic range and low noise. Its fast throughput and low latency make it particularly useful in real-time data processing and high-speed data acquisition environments.
Q & A
- What is the resolution of the LTC2311-12 ADC?
The LTC2311-12 has a resolution of 12-bit + sign. - What is the sampling rate of the LTC2311-12?
The sampling rate is 5 Msps. - What is the differential input range of the LTC2311-12?
The differential input range is 8 Vp-p. - What are the supply voltage options for the LTC2311-12?
The device can operate from a single 3.3V or 5V supply. - What is the typical integral nonlinearity (INL) of the LTC2311-12?
The typical INL is ±0.25 LSB. - What is the signal-to-noise ratio (SNR) of the LTC2311-12?
The typical SNR is 73 dB. - Does the LTC2311-12 have an onboard reference voltage?
Yes, it has an onboard 2.048V or 4.096V temperature-compensated reference. - What is the temperature coefficient of the onboard reference?
The temperature coefficient is 20 ppm/°C max. - What types of interfaces does the LTC2311-12 support?
The device supports high speed SPI-compatible serial interface with CMOS or LVDS options. - How much power does the LTC2311-12 consume at a 5V supply?
The power consumption is 50 mW at a 5V supply.
