Overview
The LTC2157IUP-14, manufactured by Analog Devices Inc., is a high-performance, dual-channel analog-to-digital converter (ADC) designed to excel in digitizing high-frequency, wide dynamic range signals. This converter features 14-bit resolution and can sample at speeds of up to 250 Msps, making it highly suitable for demanding communications and other high-speed applications. With outstanding AC performance, including a signal-to-noise ratio (SNR) of 70 dB and a spurious free dynamic range (SFDR) of 90 dB, it ensures reliable and accurate data acquisition. The LTC2157IUP-14 operates on a single 1.8V supply and has a low power consumption of 605 mW, along with low latency of only five clock cycles, enhancing its suitability for time-sensitive applications.
Key Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Series | LTC2157-14 |
| Mounting Style | SMD/SMT | Resolution | 14 bit |
| Number of Channels | 2 Channel | Sampling Rate | 250 MS/s |
| Input Type | Differential | Architecture | Pipeline |
| Analog Supply Voltage | 1.8 V | Packaging | 64-QFN Exposed Pad |
| DNL - Differential Nonlinearity | 0.25 LSB | INL - Integral Nonlinearity | 0.85 LSB |
| Pd - Power Dissipation | 605 mW | Reference Type | Internal |
| SFDR - Spurious Free Dynamic Range | 90 dB | Shutdown | Shutdown |
Key Features
- Fast sampling rate of up to 250 Msps
- High SNR of 70 dB and SFDR of 90 dB for excellent AC performance
- Low power consumption of 605 mW
- Suitable for wireless communications and other high-speed applications
- Easily configurable via a serial SPI port
- Wide operating temperature range
- Low latency of only five clock cycles
- 1.25 GHz input bandwidth for effective undersampling of high frequencies
Applications
- Navigation Systems
- Broadcasting Technology
- Aerospace Applications
- Cellular Base Stations
- Software Defined Radios
- Medical Imaging
- High Definition Video
- Testing and Measurement Instruments
Q & A
- Q: What is the sampling rate of the LTC2157IUP-14?
A: The LTC2157IUP-14 can sample at speeds of up to 250 Msps.
- Q: What is the resolution of the LTC2157IUP-14?
A: The LTC2157IUP-14 has a resolution of 14 bits.
- Q: What is the analog supply voltage for the LTC2157IUP-14?
A: The analog supply voltage for the LTC2157IUP-14 is 1.8 V.
- Q: What is the power dissipation of the LTC2157IUP-14?
A: The power dissipation of the LTC2157IUP-14 is 605 mW.
- Q: What are the key applications of the LTC2157IUP-14?
A: The LTC2157IUP-14 is used in navigation systems, broadcasting technology, aerospace applications, cellular base stations, software defined radios, medical imaging, high definition video, and testing and measurement instruments.
- Q: How many channels does the LTC2157IUP-14 have?
A: The LTC2157IUP-14 is a dual-channel ADC.
- Q: What is the input type of the LTC2157IUP-14?
A: The input type of the LTC2157IUP-14 is differential.
- Q: What is the SFDR of the LTC2157IUP-14?
A: The SFDR of the LTC2157IUP-14 is 90 dB.
- Q: How can I configure the LTC2157IUP-14?
A: The LTC2157IUP-14 can be configured via a serial SPI port.
- Q: What is the warranty period for the LTC2157IUP-14#TRPBF?
A: The warranty period for the LTC2157IUP-14#TRPBF is 1 year, covering any defects in materials and workmanship under normal use.
