Overview
The LTC2181CUP#PBF is a high-performance, 16-bit, dual-channel analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is designed for simultaneous sampling of high-frequency, wide dynamic range signals, making it ideal for demanding applications in communications, sensor networks, biomedical devices, and consumer electronics. The LTC2181CUP#PBF features pipelined ADC architecture, offering fast and accurate conversion with a sampling rate of 40 MS/s per channel. Its low power consumption and high signal fidelity, characterized by 77 dB SNR and 90 dB SFDR, make it a robust choice for various digital signal processing tasks.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | LTC2181CUP#PBF |
| Package / Case | QFN-64 |
| Resolution | 16 bit |
| Number of Channels | 2 Channel |
| Sampling Rate | 40 MS/s |
| Input Type | Differential/Single-Ended |
| Architecture | Pipelined |
| Analog Supply Voltage | 1.7V ~ 1.9V |
| Digital Supply Voltage | 1.7V ~ 1.9V |
| DNL - Differential Nonlinearity | 0.5 LSB |
| INL - Integral Nonlinearity | 2 LSB |
| Power Dissipation | 115 mW |
| SFDR - Spurious Free Dynamic Range | 90 dB |
| SINAD - Signal to Noise and Distortion Ratio | 76.7 dB |
| Operating Temperature | 0°C ~ 70°C |
Key Features
- High-Gain, Low-Noise Amplifier
- Programmable Gain and Bandwidth Control
- Wide Frequency Range Up to 1GHz
- Suitable for Multi-MHz Applications
- Simultaneous Sampling Capability
- Ultralow Jitter of 0.07ps RMS
- Optional Clock Duty Cycle Stabilizer for High Performance
- Digital Outputs: Full Rate CMOS, Double Data Rate CMOS, or Double Data Rate LVDS
Applications
- Sensor Networks
- Biomedical Devices
- Consumer Electronics
- Communications Systems
- Industrial Control Systems
- Medical Imaging
Q & A
- What is the resolution of the LTC2181CUP#PBF ADC?
The LTC2181CUP#PBF has a resolution of 16 bits.
- How many channels does the LTC2181CUP#PBF support?
The LTC2181CUP#PBF supports 2 channels with simultaneous sampling capability.
- What is the sampling rate of the LTC2181CUP#PBF?
The sampling rate of the LTC2181CUP#PBF is 40 MS/s per channel.
- What is the analog supply voltage range for the LTC2181CUP#PBF?
The analog supply voltage range is 1.7V to 1.9V.
- What is the power dissipation of the LTC2181CUP#PBF?
The power dissipation is 115 mW.
- What are the key performance metrics of the LTC2181CUP#PBF in terms of SNR and SFDR?
The LTC2181CUP#PBF has an SNR of 77 dB and an SFDR of 90 dB.
- What types of digital output modes are supported by the LTC2181CUP#PBF?
The device supports full rate CMOS, double data rate CMOS, and double data rate LVDS output modes.
- What is the operating temperature range of the LTC2181CUP#PBF?
The operating temperature range is 0°C to 70°C.
- Does the LTC2181CUP#PBF support differential and single-ended inputs?
- What is the jitter performance of the LTC2181CUP#PBF?
The LTC2181CUP#PBF has an ultralow jitter of 0.07ps RMS.
