MC13202 Technical Data, Rev. 1.2

4

Freescale Semiconductor

2.1.2

802.15.4 Standard-Compliant MAC

•

Supports star, mesh and cluster tree topologies

•

Supports beaconed networks

•

Supports GTS for low latency

•

Multiple power saving modes (idle doze, hibernate)

2.1.3

ZigBee-Compliant Network Stack

•

Supports ZigBee 1.0 specification

•

Supports star, mesh and tree networks

•

Advanced Encryption Standard (AES) 128-bit security

3

Block Diagrams

Figure 1 shows a simplified block diagram of the MC13202 which is an 802.15.4 Standard compatible

transceiver that provides the functions required in the physical layer (PHY) specification.

Figure 1. 802.15.4 Modem Simplified Block Diagram

Phase Shift Modulator

RST

GPIO1

GPIO2

GPIO3

GPIO4

XTAL2

XTAL1

RFIN_M

(PAO_M)

PAO_P

PAO_M

MOSI

MISO

SPICLK

RXTXEN

CE

ATTN

GPIO5

GPIO6

GPIO7

Receiv e

Packet RAM

Transmit

Packet RAM 1

Transmit RAM

Arbiter

Receiv e RAM

Arbiter

PA

VCO

Crystal

Oscillator

Sy mbol

Generation

FCS

Generation

Header

Generation

Sequence

Manager

(Control Logic)

VDDLO2

256 MHz

2.45 GHz

LNA

1st IF Mix er

IF = 65 MHz

2nd IF Mix er

IF = 1 MHz PMA

Decimation

Filter

Matched

Filter

Baseband

Mix er

DCD

CCA

Packet

Processor

IRQ

Arbiter

24 Bit Ev ent Timer

IRQ

16 MHz

AGC

Analog

Regulator

VBATT

Digital

Regulator L

Digital

Regulator H

Pow er-Up

Control

Logic

Cry stal

Regulator

VCO

Regulator

VDDINT

Programmable

Prescaler

CLKO

4 Programmable

Timer Comparators

Synthesizer

VDDD

VDDVCO

VDDA

VDDLO1

Transmit

Packet RAM 2

T / R

RFIN_P

(PAO_P)

CT_Bias