Overview
The LTC2173IUKG-12#TRPBF is a 12-bit, 105Msps low-power quad 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 communications applications. It features excellent AC performance, including a signal-to-noise ratio (SNR) of 70.6dB and a spurious free dynamic range (SFDR) of 88dB. The ADC also boasts ultralow jitter of 0.15psRMS, enabling the undersampling of IF frequencies with superior noise performance.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| Analog Supply Voltage (VDD) | Full operating temperature range | 1.7 | 1.8 | 1.9 | V |
| Output Supply Voltage (OVDD) | Full operating temperature range | 1.7 | 1.8 | 1.9 | V |
| Analog Supply Current (IVDD) | Sine wave input | 180 | 196 | 218 | mA |
| Digital Supply Current (IOVDD) | 2-Lane Mode, 1.75mA Mode | 25 | 47 | 52 | mA |
| Power Dissipation (PDISS) | 2-Lane Mode, 1.75mA Mode | 369 | - | 479 | mW |
| Sampling Rate | - | - | 105 | - | Msps |
| Resolution | - | - | 12-bit | - | - |
| Operating Temperature Range | - | - | -40°C to 85°C | - | - |
| Package Type | - | - | 52-Lead (7mm × 8mm) Plastic QFN | - | - |
Key Features
- Simultaneous sampling of four analog input channels
- 12-bit resolution with a sampling rate of 105Msps
- Low power consumption with analog supply current of 196mA (typical) and digital supply current of 47mA (typical) in 2-Lane Mode, 1.75mA Mode
- Excellent AC performance: 70.6dB SNR and 88dB SFDR
- Ultralow jitter of 0.15psRMS, enabling undersampling of IF frequencies with excellent noise performance
- No missing codes over temperature, with ±0.3LSB INL (typical) and ±0.1LSB DNL (typical)
- Serial LVDS digital outputs to minimize the number of output lines
- Operating temperature range of -40°C to 85°C
Applications
The LTC2173IUKG-12#TRPBF is particularly suited for demanding communications applications, including:
- Wireless communication systems
- Radar systems
- Medical imaging equipment
- High-speed data acquisition systems
- Test and measurement equipment
Q & A
- What is the resolution and sampling rate of the LTC2173IUKG-12#TRPBF?
The LTC2173IUKG-12#TRPBF has a 12-bit resolution and a sampling rate of 105Msps.
- What is the typical analog supply current for this ADC?
The typical analog supply current is 196mA.
- What is the operating temperature range of the LTC2173IUKG-12#TRPBF?
The operating temperature range is -40°C to 85°C.
- What type of digital outputs does the LTC2173IUKG-12#TRPBF have?
The digital outputs are serial LVDS.
- What is the typical SNR and SFDR of the LTC2173IUKG-12#TRPBF?
The typical SNR is 70.6dB and the SFDR is 88dB.
- What is the jitter performance of the LTC2173IUKG-12#TRPBF?
The jitter performance is 0.15psRMS.
- What package type is the LTC2173IUKG-12#TRPBF available in?
The package type is a 52-Lead (7mm × 8mm) Plastic QFN.
- Is the LTC2173IUKG-12#TRPBF suitable for high-frequency signal processing?
Yes, it is designed for digitizing high-frequency, wide dynamic range signals.
- Does the LTC2173IUKG-12#TRPBF have any missing codes over temperature?
No, there are no missing codes over temperature.
- What are some typical applications of the LTC2173IUKG-12#TRPBF?
Typical applications include wireless communication systems, radar systems, medical imaging equipment, and high-speed data acquisition systems.
