PMC-Sierra M8800 دليل المستخدم

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PM8800 WiZIRD 2x2
WiMAX Zero Intermediate Frequency Radio
Device
Released Product Brief

Product Overview
The PM8800 WiZIRD 2x2 is an ultra-integrated single-chip WiMAX
Zero Intermediate Frequency (ZIF) Radio Device. It is designed for
Fixed and Mobile WiMAX applications and supports both IEEE
802.16-2004 and IEEE 802.16e-2005 standard requirements. The
PM8800 WiZIRD 2x2 has two independent radio paths (2Tx and
2Rx) and supports operation in the 2.3 - 2.9 GHz or the
3.3 - 3.8 GHz license

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PM8800 WiZIRD 2x2 WiMAX Zero Intermediate Frequency Radio Device Applications • PCMCIA Cards, PC Express Cards, USB Dongles • Customer Premises Equipment (CPE) • Femto Base Stations Block Diagram Antenna 1st Order 2nd Order 2nd Order Radio A Interface RXA_I Passive filter Active Filter Active Filter 2.5GHz I RXA_Q VGA VGA LNA RXA_2G+/- LO TXA_I 1st Order 0/90 2nd Order 2nd Order 3.5GHz Passive filter Active Filter Active Filter TXA_Q Radio Arm A LNA Q RXA_3G+/- VGA VGA mixer ADC 4th Order Activ