RF2668 Description
The RF2668 is an integrated plete quadrature modulator, IF AGC amplifier, upconverter, and PLL, designed for the transmit section of dual-mode CDMA/FM cellular, PCS, and tri-mode CDMA applications. It is designed to modulate baseband I and Q signals, amplify the resulting IF signals while providing 95dB of gain control range, and perform the final upconversion to UHF. Noise Figure, IP3, and other specifications are...
RF2668 Key Features
- Supports Tri-Mode Operation
- Digitally Controlled Power Down Modes
- 2.7V to 3.3V Operation
- Digital First LO Quadrature Divider
- Double-Balanced UHF Upconvert Mixer
- IF AGC Amp with 95dB Gain Control