Product Description
The TQ5633 is a 3V, RF Amplifier/Mixer IC designed specifically for PCS band CDMA applications. It’s RF performance meets the requirements of products designed to the IS-95 standard. The TQ5633 is designed to be used with an IF frequency of 110MHz, and uses a balanced mixer to achieve ½ IF rejection. When used with the TQ3631 or TQ3632 (CDMA LNAs) it provides a complete CDMA receiver for 1900MHz phones.

Features
■ Small size: SOT23-8
■ Single 3V operation
■ Low-current operation
■ Gain Select
■ High IP3 performance
■ Few external components
■ Excellent ½ IF rejection
■ 110MHz IF Frequency
■ 50 Ω RF and LO inputs

Applications
■ IS-95 CDMA Mobile Phones
■ Wireless Local Loop
■ PCS Micro-cell