TRF370333IRGER

Product Overview

TRF370333IRGER from Texas Instruments is a 400 MHz to 4 GHz high-linearity quadrature RF modulator. This product detail focuses on modulator architecture, operating frequency range, baseband or control interface, package style and practical sourcing considerations.

The summary is written for engineering and purchasing teams evaluating RF modulator replacement parts or BOM sourcing options, without copying catalog text or internal stock notes.

Key Features

• Manufacturer: Texas Instruments
• Part Number: TRF370333IRGER
• Device Type: 400 MHz to 4 GHz high-linearity quadrature RF modulator
• Modulator Architecture: Direct quadrature modulator implemented as a double-balanced mixer with RF output amplifier
• RF Frequency Range: 0.4 GHz to 4 GHz
• Baseband Common-Mode Variant: 3.3 V common-mode I/Q baseband input variant
• RF Output: Differential-to-single-ended RF output block drives a single-ended 50-ohm load without external components
• Linearity / P1dB: TRF3703 family application literature lists 12 dBm output compression class at 2 GHz
• Carrier / Sideband Performance: Family literature lists about -40 dBm carrier leakage and -50 dBc sideband suppression at 2 GHz before adjustment
• Package / Case: 24-pin RGE / RGER VQFN package family depending on ordering suffix
• Operating Temperature: Industrial receiver/transmitter IC range according to orderable suffix
• Design Notes: Choose TRF370315, TRF370317 or TRF370333 according to the DAC/baseband common-mode voltage requirement.

Applications

WCDMA, CDMA, TD-SCDMA, GSM, WiMAX/LTE, software-defined radio and broadband RF transmitter designs.

Direct upconversion transmit paths that need broad 400 MHz to 4 GHz RF coverage with high I/Q modulation quality.

Quality & Sourcing

Antrex Electronics can support sourcing for TRF370333IRGER through available stock checks, BOM consolidation and alternative-lot review. For RF modulator ICs and modules, package condition, date code, MSL handling and original labeling should be checked before shipment.

For shortage support, legacy repair or project builds, 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, allocated or hard-to-find RF modulator parts.