Analog Devices Inc. LTC2281IUP#TRPBF

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Product attributes Property Value
Manufacturer Analog Devices Inc.
Product Series
Packaging Tape & Reel (TR) |
Number of Bits 10
Sampling Rate (Per Second) 125M
Number of Inputs 2
Input Type Differential, Single Ended
Data Interface Parallel
Configuration S/H-ADC
Ratio - S/H:ADC 1:1
Number of A/D Converters 2
Architecture Pipelined
Reference Type External, Internal
Voltage - Supply, Analog 2.85V ~ 3.4V
Voltage - Supply, Digital 2.85V ~ 3.4V
Features Simultaneous Sampling
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount
Grade -
Qualification -
Package / Case 64-WFQFN Exposed Pad
Supplier Device Package 64-QFN (9x9)
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The LTC2281IUP#TRPBF is a high-speed 10-bit analog-to-digital converter from Analog Devices, featuring a dual-channel sample-and-hold architecture. With a maximum sampling rate of 125 MSPS, it delivers exceptional performance for demanding applications such as communications, radar, and medical imaging. The device supports both external and internal voltage references, providing design flexibility. Its parallel interface ensures high-throughput data transfer to FPGAs and DSPs. Packaged in a 64-pin WFQFN with exposed pad, the LTC2281IUP#TRPBF operates over the industrial temperature range of -40°C to 85°C, making it suitable for rugged environments.

  • Ultra-High Sampling Rate: 125 MSPS enables digitization of high-frequency signals, essential for modern communication and radar systems.
  • Dual-Channel Simultaneous Sampling: Two channels preserve phase relationships between signals, critical for I/Q demodulation and beamforming.
  • Industrial Temperature Range: -40°C to 85°C operation ensures reliable performance in outdoor and harsh industrial environments.
  • Excellent Thermal Management: Exposed pad package facilitates heat dissipation, maintaining performance during continuous high-speed operation.
  • Parallel Output Interface: High-speed parallel data transfer minimizes latency, enabling real-time processing in FPGA-based systems.

High-Speed Communications

The 125 MSPS sampling rate and dual-channel capability make the LTC2281IUP#TRPBF ideal for digitizing I/Q signals in software-defined radios, base stations, and broadband communication receivers, enabling high-throughput data demodulation.

Radar and Sonar Systems

In phased-array radar and sonar, the dual-channel ADC can simultaneously sample in-phase and quadrature components, preserving phase information critical for target detection and imaging. The 10-bit resolution provides adequate dynamic range for these applications.

Medical Imaging Equipment

Ultrasound machines and MRI systems require high-speed digitization of analog signals. The LTC2281IUP#TRPBF's 125 MSPS rate supports real-time imaging, while the compact QFN package fits dense PCB layouts.

Test and Measurement Instruments

Digital oscilloscopes and spectrum analyzers benefit from the high sampling rate and dual channels, allowing simultaneous capture of two signals for time-correlated measurements. The parallel interface enables fast data streaming to acquisition memory.

High-Speed Data Acquisition Cards

For PCIe or PXI data acquisition cards, this ADC provides the speed needed to capture transient signals in physics experiments and industrial testing. The exposed pad package aids in heat dissipation during continuous operation.

Broadband Satellite Receivers

In satellite communication systems, the dual-channel ADC digitizes the IF signal and its quadrature component, supporting high-order modulation schemes. The -40°C to 85°C temperature range ensures reliability in outdoor installations.

Q: What type of ADC is the LTC2281IUP#TRPBF?
A: The LTC2281IUP#TRPBF is a 10-bit analog-to-digital converter with a sample-and-hold (S/H-ADC) architecture, optimized for high-speed dual-channel conversion.
Q: What is the resolution of the LTC2281IUP#TRPBF?
A: It provides 10-bit resolution, offering 1024 discrete levels, balancing speed and accuracy for high-frequency signals.
Q: What is the sampling rate of the LTC2281IUP#TRPBF?
A: This ADC supports a maximum sampling rate of 125M SPS (125 MSPS), making it suitable for high-bandwidth applications like communications and radar.
Q: How many input channels does the LTC2281IUP#TRPBF have?
A: It features 2 input channels, enabling simultaneous sampling of I/Q signals or dual-channel data acquisition.
Q: What interface does the LTC2281IUP#TRPBF use?
A: It uses a parallel interface for high-speed data output, ensuring minimal latency in data transfer to FPGAs or DSPs.
Q: What is the package type of the LTC2281IUP#TRPBF?
A: The LTC2281IUP#TRPBF is available in a 64-pin WFQFN package with exposed pad, providing excellent thermal performance for high-speed operation.
Base Product Number : LTC2281
10-bit 125 MSPS 2-channel ADC Analog-to-Digital Converter Communications High-Speed Parallel Interface QFN-64 Radar S/H-ADC
Q: What type of ADC is the LTC2281IUP#TRPBF?
A: The LTC2281IUP#TRPBF is a 10-bit analog-to-digital converter with a sample-and-hold (S/H-ADC) architecture, optimized for high-speed dual-channel conversion.
Q: What is the resolution of the LTC2281IUP#TRPBF?
A: It provides 10-bit resolution, offering 1024 discrete levels, balancing speed and accuracy for high-frequency signals.
Q: What is the sampling rate of the LTC2281IUP#TRPBF?
A: This ADC supports a maximum sampling rate of 125M SPS (125 MSPS), making it suitable for high-bandwidth applications like communications and radar.
Q: How many input channels does the LTC2281IUP#TRPBF have?
A: It features 2 input channels, enabling simultaneous sampling of I/Q signals or dual-channel data acquisition.
Q: What interface does the LTC2281IUP#TRPBF use?
A: It uses a parallel interface for high-speed data output, ensuring minimal latency in data transfer to FPGAs or DSPs.
Q: What is the package type of the LTC2281IUP#TRPBF?
A: The LTC2281IUP#TRPBF is available in a 64-pin WFQFN package with exposed pad, providing excellent thermal performance for high-speed operation.