Overview
The LTC2512CDKD-24#TRPBF is a high-performance, 24-bit Analog-to-Digital Converter (ADC) produced by Analog Devices Inc. This device is designed for low noise and low power consumption, making it suitable for a variety of applications, including industrial and medical equipment. The LTC2512-24 operates from a single 2.5V supply and features a fully differential input range up to ±VREF, with VREF ranging from 2.5V to 5.1V. It supports a wide common mode range, simplifying analog signal conditioning requirements.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | LTC2512CDKD-24#TRPBF |
| Resolution | 24 bits |
| Number of Channels | 1 Channel |
| Interface Type | Serial (SPI) |
| Sampling Rate | Up to 400 kS/s |
| Analog Supply Voltage | 2.5 V, 3.3 V, 5 V |
| Input Type | Differential |
| Architecture | SAR (Successive Approximation Register) |
| Reference Type | Internal |
| Package / Case | 24-Lead DFN (7mm x 4mm w/ EP) |
| Mounting Style | SMD/SMT |
| Operating Temperature | -40°C to 85°C |
| SINAD - Signal to Noise and Distortion Ratio | 107 dB |
| SFDR - Spurious Free Dynamic Range | 120 dB |
| Power Dissipation | 30 mW |
Key Features
- Integrated configurable digital filter that reduces measurement noise through lowpass filtering and down-sampling.
- Provides two output codes: a 24-bit digitally filtered high precision low noise code and a 22-bit no latency composite code.
- The 22-bit composite code consists of a 14-bit code representing the differential voltage and an 8-bit code representing the common mode voltage.
- Configurable digital filter with 4 different down-sampling factors by pin strapping, offering dynamic ranges of 108dB at 400ksps and 117dB at 50ksps.
- Relaxes the requirements for analog anti-aliasing due to the digital lowpass filter.
- Multiple devices can be synchronized using the SYNC pin.
- Low power consumption and low noise operation.
Applications
- Industrial equipment: The LTC2512-24 is suitable for high-precision measurement applications in industrial settings.
- Medical equipment: Its low noise and high precision make it ideal for medical devices requiring accurate analog-to-digital conversion.
- Automotive systems: Can be used in automotive applications that require high-resolution ADCs.
- Test and measurement: Useful in various test and measurement instruments due to its high accuracy and low noise characteristics.
Q & A
- What is the resolution of the LTC2512CDKD-24#TRPBF ADC?
The resolution of the LTC2512CDKD-24#TRPBF is 24 bits.
- What is the sampling rate of the LTC2512CDKD-24#TRPBF?
The sampling rate can go up to 400 kS/s.
- What type of input does the LTC2512CDKD-24#TRPBF support?
The LTC2512CDKD-24#TRPBF supports differential inputs.
- What is the operating supply voltage range for the LTC2512CDKD-24#TRPBF?
The device operates from a single 2.5V supply, but can also support 3.3V and 5V analog supply voltages.
- How does the digital filter in the LTC2512CDKD-24#TRPBF work?
The digital filter reduces measurement noise by lowpass filtering and down-sampling the data from the SAR ADC core, providing a 24-bit filtered output code and a 22-bit no latency composite code.
- Can multiple LTC2512-24 devices be synchronized?
Yes, multiple devices can be easily synchronized using the SYNC pin.
- What is the power dissipation of the LTC2512CDKD-24#TRPBF?
The power dissipation is 30 mW.
- What is the operating temperature range for the LTC2512CDKD-24#TRPBF?
The operating temperature range is -40°C to 85°C.
- What are the key applications of the LTC2512CDKD-24#TRPBF?
Key applications include industrial equipment, medical devices, automotive systems, and test and measurement instruments.
- What is the package type of the LTC2512CDKD-24#TRPBF?
The package type is a 24-Lead DFN (7mm x 4mm w/ EP).
