Overview
The LTC2209IUP from Analog Devices Inc. is a high-performance 16-bit analog-to-digital converter (ADC) designed to digitize high-frequency, wide dynamic range signals. With a sample rate of 160 Msps, this ADC is optimized for demanding communications applications, offering exceptional AC performance, including a 77.3 dBFS noise floor and 100 dB spurious free dynamic range (SFDR). The ultra-low jitter of 70 fs RMS enables undersampling of high input frequencies with excellent noise performance. The ADC features a programmable gain amplifier (PGA) front end, allowing the input range to be optimized for various applications.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Sample Rate | 160 | Msps |
| Resolution | 16-bit | |
| Noise Floor | 77.3 dBFS | |
| Spurious Free Dynamic Range (SFDR) | 100 dB | |
| Jitter | 70 fs RMS | |
| Input Range | 1.5 V or 2.25 V P-P | |
| Full Power Bandwidth S/H | 700 MHz | |
| Supply Voltage | 3.3 V | |
| Power Dissipation | 1.53 W | |
| Output Type | LVDS or CMOS | |
| Package | 64-pin QFN (9mm × 9mm) |
Key Features
- Programmable Gain Amplifier (PGA) front end with 1.5 V or 2.25 V P-P input range
- Optional internal dither and data output randomizer
- Digital output options: differential LVDS or single-ended CMOS
- CMOS output swing adjustable from 0.5 V to 3.6 V
- Clock duty cycle stabilizer for high performance at full speed with a wide range of clock duty cycles
- Pin-compatible family with other ADC models from Analog Devices
Applications
- Telecommunications
- Receivers
- Cellular Base Stations
- Spectrum Analysis
- Imaging Systems
Q & A
- What is the sample rate of the LTC2209IUP?
The sample rate of the LTC2209IUP is 160 Msps.
- What is the resolution of the LTC2209IUP?
The resolution of the LTC2209IUP is 16 bits.
- What are the input range options for the LTC2209IUP?
The input range options are 1.5 V or 2.25 V P-P.
- What types of digital output does the LTC2209IUP support?
The LTC2209IUP supports differential LVDS or single-ended CMOS digital outputs.
- What is the maximum full power bandwidth of the sample and hold (S/H) circuit?
The maximum full power bandwidth of the S/H circuit is 700 MHz.
- What is the typical power dissipation of the LTC2209IUP?
The typical power dissipation is 1.53 W.
- What are some common applications of the LTC2209IUP?
Common applications include telecommunications, receivers, cellular base stations, spectrum analysis, and imaging systems.
- Does the LTC2209IUP have any optional features?
Yes, it has optional internal dither and data output randomizer features.
- How can the CMOS output swing be adjusted?
The CMOS output swing can be adjusted from 0.5 V to 3.6 V using a separate output power supply.
- What is the package type and size of the LTC2209IUP?
The package type is a 64-pin QFN with dimensions of 9mm × 9mm.
