Overview
The LTC2158IUP-14 is a high-performance, dual-channel, 14-bit analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This device is designed for digitizing high-frequency, wide dynamic range signals, making it ideal for demanding communications and other high-speed applications. With its simultaneous sampling capability and low latency, the LTC2158IUP-14 offers excellent AC performance, including 68.8dB signal-to-noise ratio (SNR) and 88dB spurious free dynamic range (SFDR).
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Resolution | 14-bit | |
| Sampling Rate | 310 Msps | |
| Signal-to-Noise Ratio (SNR) | 68.8 dBFS | |
| Spurious Free Dynamic Range (SFDR) | 88 dB | |
| Power Consumption | 724 mW | |
| Supply Voltage | 1.8 V | |
| Input Bandwidth | 1.25 GHz | |
| Input Range | 1.32 V P-P | |
| Digital Outputs | DDR LVDS | |
| Package Type | 64-Lead QFN (9mm x 9mm) | |
| Operating Temperature Range | -40°C to 85°C |
Key Features
- Simultaneous sampling of two channels
- Low power consumption: 724 mW total
- Single 1.8V supply voltage
- DDR LVDS outputs for high-speed data transfer
- Easy-to-drive 1.32V P-P input range
- 1.25GHz full power bandwidth sample-and-hold (S/H)
- Optional clock duty cycle stabilizer for high performance at full speed
- Low power sleep and nap modes for energy efficiency
- Serial SPI port for configuration
- Pin-compatible with 12-bit version
Applications
- Communications
- Cellular Base Stations
- Software Defined Radios
- Medical Imaging
- High Definition Video
- Testing and Measurement Instruments
Q & A
- What is the resolution and sampling rate of the LTC2158IUP-14?
The LTC2158IUP-14 is a 14-bit ADC with a sampling rate of 310 Msps.
- What is the SNR and SFDR of the LTC2158IUP-14?
The SNR is 68.8 dBFS, and the SFDR is 88 dB.
- What is the power consumption of the LTC2158IUP-14?
The total power consumption is 724 mW.
- What is the supply voltage for the LTC2158IUP-14?
The supply voltage is 1.8 V.
- What type of digital outputs does the LTC2158IUP-14 have?
The digital outputs are DDR LVDS.
- What is the input bandwidth of the LTC2158IUP-14?
The input bandwidth is 1.25 GHz.
- Can the LTC2158IUP-14 operate in low power modes?
Yes, it has low power sleep and nap modes.
- How is the LTC2158IUP-14 configured?
It can be configured via a serial SPI port.
- What is the package type of the LTC2158IUP-14?
The package type is a 64-Lead QFN (9mm x 9mm).
- What is the operating temperature range of the LTC2158IUP-14?
The operating temperature range is -40°C to 85°C.
