TDA5204

Product Overview

TDA5204 from Infineon Technologies is a 390 MHz ASK single-conversion receiver. This RF receiver entry is prepared for engineering and sourcing teams that need a practical summary of the receiver architecture, operating band and interface considerations.

The description below focuses on receiver function, RF band, modulation support, power/interface notes and supply-chain usage for BOM sourcing.

Key Features

• Manufacturer: Infineon Technologies
• Part Number: TDA5204
• Device Type: 390 MHz ASK single-conversion receiver
• Receiver Architecture: ASK single-conversion receiver
• Nominal Band: 390 MHz receiver variant
• Modulation: ASK / OOK data reception
• Integration: Single-chip RF receiver with LNA, mixer and PLL/local oscillator functions
• Supply Class: Low-power wireless receiver IC
• Application Class: Remote-control and low-data-rate receiver systems
• Package / Case: surface-mount package family; exact outline follows Infineon ordering code
• Design Notes: Use the correct regional channel plan and matching network for the 390 MHz receiver variant.

Applications

Remote controls, security systems, low-power telemetry and proprietary low-data-rate ASK radio receivers.

Replacement and repair of designs that were qualified around the 390 MHz TDA5204 receiver family.

Quality & Sourcing

Antrex Electronics can support sourcing for TDA5204 through available stock checks, BOM consolidation and alternative-lot checking. For RF receiver ICs, lot/date code, package condition, moisture sensitivity handling and original labeling should be checked before shipment.

For project builds or shortage support, Antrex Electronics can coordinate visual inspection, packaging verification and third-party electrical or authenticity testing when required. This helps buyers manage risk when sourcing discontinued, legacy or hard-to-find RF receiver parts.