Specifications

AC65/AC75 Hardware Interface Description

2.3 Circuit Concept

AC65_AC75_HD_v01.002 Page 24 of 117 2006-10-30

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2.3 Circuit Concept

Figure 2 shows a block diagram of the AC65/AC75 module and illustrates the major functional components:

Baseband block:

• Digital baseband processor with DSP

• Analog processor with power supply unit (PSU)

• Flash / SRAM (stacked)

• Application interface (board-to-board connector)

• Antenna diagnostic

RF section:

• RF transceiver

• RF power amplifier

• RF front end

• Antenna connector

Figure 2: AC65/AC75 block diagram