CMX589AP4 View Datasheet(PDF) - MX-COM Inc
Part Name
Description
MFG CO.
'CMX589AP4' PDF : 21 Pages View PDF
High Speed GMSK Modem
1 Block Diagram
3
CMX589A PRELIMINARY INFORMATION
TX ENABLE
TX PS
TX DATA
XTAL/CLOCK
XTAL
ClkDIVA
ClkDIVB
BT
VDD
RXHold
PLLacq
RXDCacq
RX PS
RX SIGNAL IN
RX FEEDBACK
DATA RETIME &
LEVEL SHIFT
CLOCK
DIVIDER
VBIAS
TX
FILTER
RX DATA
DETECTION
VBIAS
TX OUT
TX CLK
RX DATA
RX S/N
DETECTION
RX CIRCUIT
CONTROL
RX CLOCK
VBIAS
+
-
RX
FILTER
RX DC LEVEL
MEASURE
DOC1
Figure 1: Block Diagram
DOC2
RX S/N
RX CLK
VSS
VBIAS
RX Frequency
Discriminator
Frequency
Modulator
DC Level
Adjust
RX Sig In
RX Filter
and Gain
RX Feedback
Signal and
DC Level
Adjustment
uController
or UART
RXD
RXC
TXD
TXC
RX Data
RX Clock
TX Data
TX Clock
RX circuits TX circuits
CMX589A
GMSK MODEM
TX Out
TX Out
Filter
Figure 2: System Block Diagram
1998 MX-COM, Inc.
www.mxcom.com Tele: 800 638 5577 336 744 5050 Fax: 336 744 5054
Doc. # 20480183.002
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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