CE5037

CE5037 Digital Satellite Tuner with RF Bypass Data Sheet Features Direct conversion tuner for quadrature down conversion from L-band to Zero IF Symbol rate 1-45 MS/s High sensitivity < -83 dBm at 27.5 MS/s Code rate 7/8 Independent RF AGC and baseband gain control Fifth order baseband filters with bandwidth adjustable from 6 to 43 MHz Fully integrated alignment-free low phase noise local oscillator Selectable RF Bypass Low power consumption 0.5W at 3.3V. 28 pin 5x5 mm QFN Package Ordering Information WGCE5037 882557 28 Pin QFN* Trays WGCE5037 S L9FV 882558 28 Pin QFN* Tape & Reel *Pb Free Matte Tin January 2007 -10 ° C to +85 ° C Description The CE5037 is a fully integrated direct conversion tuner for digital satellite receiver systems. It provides excellent immunity to composite undesired channels. The device also contains a RF Bypass for connecting to a second receiver module. The CE5037 is simple to use, requiring no alignment or tuning algorithms and uses a minimum number of external components. The device is programmable via a I2C compatible bus. The CE5037 is qualified for DVB-S2 8PSK receiver applications A complete reference design (CE9542) is available using CE6313 demodulator. Applications DVB-S PayTV satellite receivers DSS satellite receivers DVB-S2 8PSK satellite receivers RF AGC CE5037 I RF Input Q Bypass Output Quadrature I2C Control VCO PLL www.DataSheet4U.com Loop Filter Crystal Figure 1 - Basic Block Diagram 1 Intel C...