Overview
The LTC2247IUH#TRPBF is a high-performance, 14-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is part of the LTC2247 family and is known for its low power consumption and high-speed conversion capabilities. It operates on a single 3V supply and is available in a 32-lead QFN package, making it suitable for a variety of applications requiring high accuracy and low power consumption.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| Sample Rate | 40 | Msps | |||
| Analog Input Range | 2.7V < VDD < 3.4V | ±0.5V to ±1V | V | ||
| Analog Input Common Mode | (AIN+ + AIN–)/2 | 1 | 1.5 | 1.9 | V |
| Single Ended Input | 0.5 | 1.5 | 2 | V | |
| Analog Input Leakage Current | 0V < AIN+, AIN– < VDD | -1 | 1 | µA | |
| Sample-and-Hold Acquisition Delay Time | ns | ||||
| Sample-and-Hold Acquisition Delay Time Jitter | 0.2 | psRMS | |||
| Signal-to-Noise Ratio (SNR) | 74.3 | dB | |||
| Spurious Free Dynamic Range (SFDR) | 90 | dB | |||
| Power Consumption | 120 | mW | |||
| Package Type | 32-Lead QFN (5mm x 5mm x 0.75mm w/ EP) |
Key Features
- High-speed conversion: 40Msps sample rate
- Low power consumption: 120mW at 40Msps
- Single 3V supply operation (2.7V to 3.4V)
- High accuracy: 74.3dB SNR, 90dB SFDR
- No missing codes over temperature
- Flexible input range: 1VP-P to 2VP-P differential input
- 575MHz full power bandwidth sample-and-hold
- Clock duty cycle stabilizer for high performance at full speed
- Shutdown and nap modes for power management
- Pin compatible with other family members
Applications
- Wireless and wired broadband communication
- Imaging systems
- Ultrasound
- Spectral analysis
- Portable instrumentation
Q & A
- What is the sample rate of the LTC2247IUH#TRPBF?
The sample rate of the LTC2247IUH#TRPBF is 40Msps. - What is the power consumption of the LTC2247IUH#TRPBF at 40Msps?
The power consumption is 120mW at 40Msps. - What is the operating voltage range of the LTC2247IUH#TRPBF?
The operating voltage range is 2.7V to 3.4V. - What is the signal-to-noise ratio (SNR) of the LTC2247IUH#TRPBF?
The SNR is 74.3dB. - Does the LTC2247IUH#TRPBF have any power-saving modes?
Yes, it has shutdown and nap modes for power management. - What is the package type of the LTC2247IUH#TRPBF?
The package type is a 32-Lead QFN (5mm x 5mm x 0.75mm w/ EP). - What are some common applications of the LTC2247IUH#TRPBF?
Common applications include wireless and wired broadband communication, imaging systems, ultrasound, spectral analysis, and portable instrumentation. - Does the LTC2247IUH#TRPBF have a clock duty cycle stabilizer?
Yes, it includes a clock duty cycle stabilizer for high performance at full speed. - What is the full power bandwidth of the sample-and-hold circuit?
The full power bandwidth of the sample-and-hold circuit is 575MHz. - Is the LTC2247IUH#TRPBF pin compatible with other family members?
Yes, it is pin compatible with other family members.
