ZL10037

ZL10037 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 MSps High sensitivity <-83 dBm at 27.5 MSps Independent RF AGC and baseband gain control Ordering Information ZL10037LCG ZL10037LCF ZL10037LCG1 ZL10037LCF1 *Pb 28 Pin QFN Trays 28 Pin QFN Tape and Reel 28 Pin QFN* Trays 28 Pin QFN* Tape and Reel Free Matte Tin September 2005 Fifth order baseband filters with bandwidth adjustable from 6 to 43 MHz www.DataSheet4U.com Fully integrated alignment-free low phase noise local oscillator Selectable RF Bypass I2C compatible control 3.3 Volt Supply 28 pin 5x5 mm QFN Package -10 ° C to +85 ° C Description The ZL10037 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 ZL10037 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. A complete reference design (ZLE10542) is available using ZL10313 demodulator. Applications DVB-S Free-to-Air Satellite receiver systems 8PSK Satellite Receiver Systems RF AGC ZL10037 I RF Input Q Bypass Output Quadrature I2C Control VCO PLL Loop Filter Crystal Figure 1 - Basic Block Diagram 1 Zarlink Semiconductor Inc. Zarli...