CX20529 Overview
CDMA/FM/GPS Baseband Analog Processor APPLICATIONS Tri-band, quad-mode mobile phones (including E911 capabilities) GPS receivers The CX20529 is a receive-only Baseband Analog Processor (BAP) that can be used for Code Division Multiple Access (CDMA), Advanced Mobile Phone System (AMPS) Frequency Modulation (FM), and Global Positioning System (GPS) baseband signals. The device is designed for dual-mode CDMA and AMPS...
CX20529 Key Features
- The CX20529 is designed to interface between the Radio Frequency (RF) receive section and the digital processing Single
- Separate CDMA, FM, GPS filters, and A/Ds into digital signals. For clock generation, the CX20529 includes
- DC offset control loop internal digital and Phase-Locked Loop (PLL) clock synthesis Receive VHF PLL synthesizer: for 19.
- Programmable charge pump current . clock to or from the Mobile Station Modem (MSM) or
- Lock detector output equivalent baseband device. The CX20529 also integrates a System clock generation: VHF PLL synthesi
- 19.2, 19.68, and 19.8 MHz system clock support Frequency (IF)
- Accepts external CHIPx8 clock (9.8304 MHz or 8.184 MHz) and generates an internal The CX20529 is characterized for opera
- Adjustable TCXO or TCXO/4 clock output driver levels and maintaining a minimum power consumption. Electrical power-down