SI2144-A20-GM

RF Receivers Overview

The SI2144-A20-GM is a high-frequency RF receiver IC designed for digital television applications. It operates within a frequency range of 42MHz to 870MHz and supports multiple modulation standards including ATSC, QAM, DVB-T2/C2/T/C, ISDB-T/C, and DTMB. The device is powered by a supply voltage ranging from 1.8V to 3.3V and features a 24-VFQFN package with exposed pad. It draws a receive current of 140mA and functions within an operating temperature range of -40°C to 85°C.

RF Receivers Feature Summary

• Supports global digital TV standards including ATSC, QAM, DVB-T2/C2/T/C, ISDB-T/C, and DTMB
• Integrates low noise figure and high linearity for improved signal reception
• Designed as a complete tuner solution for set-top boxes and DVD players

RF Receivers Applications

• Digital Set-Top Boxes (STB)
• DVD Players
• Digital Television Receivers

RF Receivers Procurement Notes

Verify component authenticity through authorized Skyworks Solutions Inc. distributors or direct manufacturer channels. Confirm the specific suffix matches the required package and tape/reel specifications. Check for recent Product Change Notifications (PCN) regarding manufacturing origin or material composition updates. Ensure compliance with export control classifications such as EAR99 if applicable to your region. Validate that the received units match the active part status before integration into production.

RF Receivers Selection Notes

Select this component when designing systems requiring support for diverse international digital broadcast standards. It is suitable for applications needing a single-chip solution for both terrestrial and cable TV reception. Consider the 24-QFN footprint for compact PCB layouts. Evaluate power consumption requirements against the 1.8V to 3.3V supply constraints. Ensure the design accommodates the specified operating temperature range for reliable performance in various environments.

RF Receivers Part Context

The SI2144 belongs to the Si21xxx series of RF receivers from Skyworks Solutions Inc. This series is engineered for digital TV tuners, offering integrated solutions for ground and cable standards. The A20 variant specifically denotes the package type and pinout configuration compatible with standard surface-mount assembly processes. It represents an evolution in tuner technology aimed at reducing system complexity and board space.

RF Receivers Replacement Considerations

The SI2124-A20-GMR is listed as a manufacturer-recommended alternative. Verify compatibility regarding pinout and software configuration before substitution. Note that the SI2124 may have different availability status or minor parameter variations compared to the SI2144.