MC13191 Technical Data, Rev. 1.5

Freescale Semiconductor

3

— RoHS compliant

— Meets Moisture Sensitivity Level 3 (MSL3)

— 260 °C peak reflow temperature

— Meets lead-free requirements

2.1

Software Support

Freescale provides a software suite to complement the MC13191 hardware which is called the Freescale

Simple Media Access Controller (SMAC):

•

Simple proprietary wireless connectivity

•

Small memory footprint (about 3 Kbytes typical)

•

Supports point-to-point and star network configurations

•

Proprietary networks

•

Source code and application examples provided

3

Block Diagrams

Figure 1 shows a simplified block diagram of the MC13191 transceiver that meets the requirements of the

802.15.4 PHY.

Figure 1. MC13191 Simplified Block Diagram

Phas e Shift M odulator

RST

GPIO1

GPIO2

GPIO3

GPIO4

XT AL2

XT AL1

RF IN -

RFIN +

PAO +

PAO-

MO SI

MISO

SPIC LK

RXT XEN

CE

AT T N

GPIO5

GPIO6

GPIO7

Rec eiv e

Packet R AM

T rans m it

Packet R AM 1

T rans m it R AM

Arbiter

Rec eiv e R AM

Arbiter

PA

VCO

Cry s tal

O s c illator

Sy m bol

Generation

FC S

G eneration

Header

Generation

Sequenc e

M anager

(C ontrol Logic )

V DDLO 2

256 M Hz

2.45 G Hz

LN A

1s t IF M ix er

IF = 65 M Hz

2nd IF M ix er

IF = 1 M Hz

PM A

Dec im ation

Filter

Matc hed

Filter

Bas eband

Mix er

DC D

CC A

Packet

Proc es s or

IR Q

Arbiter

24 Bit Ev ent T im er

IR Q

16 M Hz

AG C

Analog

R egulator

VBAT T

Digital

R egulator L

Digital

R egulator H

Pow er-U p

Control

Logic

Cry s tal

R egulator

VC O

R egulator

VDDIN T

Program m able

Prescaler

CLKO

2 Program m able

T im er C om parators

Sy nthesizer

VDDD

VDDVC O

VDDA

VDDLO 1