MX909A View Datasheet(PDF) - CML Microsystems Plc

Part Name

Description

Manufacturer

MX909A

GMSK Modem Data Pump

CML Microsystems Plc 

GMSK Modem Data Pump

1 Block Diagram

Page 3 of 37

MX909A PRELIMINARY INFORMATION

IRQ

D0

D1

D2

D3

D4

D5

D6

D7

WR

RD

CS

A0

A1

VDD

VDD

VBIAS

DATA

BUS

BUFFERS

ADDRESS

AND

R/W

DECODE

STATUS

REGISTER

DATA

QUALITY

REGISTER

8

COMMAND

REGISTER

MODE

REGISTER

CONTROL

REGISTER

DATA

BUFFER

FEC

GENERATOR/

CHECKER

CRC

GENERATOR/

CHECKER

INTERLEAVE/

DE-INTERLEAVE

FRAME

SYNC DETECT

VSS

RXAMPOUT

RXIN

XTAL

XTAL /

CLOCK

Tx Bits SCRAMBLE/

DE-SCRAMBLE

Rx Bits

Rx Input Amp

VBIAS

Tx

Rx

LOW PASS

FILTER

CLOCK

OSCILLATOR

AND

DIVIDERS

Rx LEVEL/CLOCK

Rx EXTRACTION

Tx

Tx

Rx

Tx Output Buffer

VBIAS

Figure 1: Block Diagram

DOC1

DOC2

TXOUT

¤2001 MX-COM, Inc.

www.mxcom.com Tel: 800 638 5577 336 744 5050 Fax: 336 744 5054

Doc. # 20480134.005

4800 Bethania Station Road, Winston-Salem, NC 27105-1201 USA All trademarks and service marks are held by their respective companies.

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