Features
• Single-chip WiMax Transceiver @ 3.5GHz
Fully Differential Design
Low-IF Receiver Architecture; Requires No External Filters
Self Calibration Mode for RX / TX Filters
Supports Channel Bandwidths of 1.75, 3.5, and 7MHz
Modulation up to 64QAM
Ultra-fast Fractional-N Synthesizer
Sensitivity < -68dBm @ 64-QAM, CR=¾, 7MHz BW
Phase Noise Synthesizer: 0.8° (-37dBc)
Low Supply Voltage: 2.7V
TX Output PRF: -12 dBm
RX/TX Operating Current: 200/320mA Typical
Low Power Off Current: < 20µA Typical
56-lead QFN Package
Low External Component Count of only a few Passives
Applications
3.5 GHz Band Wireless Communication Devices
IEEE
®
802.16-2004 Radios
Supports OFDM up to 64QAM
Figure 1. AT86RF535A Block Diagram
LNA
RX Gain
Control
TX Power
Control
Driver
Synthe-
sizer
CLK
Config
Register
I
Q
I
Q
WiMax
Transceiver
802.16-2004
AT86RF535A
Preliminary
5108B–WiMax–2/06