Call Progress Tone Detector
1. Block Diagram
C1
R1
C2
XTAL/
CLOCK
X1
XTAL
ENABLE
3
XTAL / CLOCK
OSCILLATOR
SIGIN
C3
SLICER
SIGNAL
ANALYZER
MX633 - PRELIMINARY INFORMATION
VDD
VSS
C4
CONTROL
LOGIC
DETECT1
DETECT2
Figure 1: Block Diagram
© 1997 MX•COM Inc.
www.mxcom.com Tele: 800 638-5577 910 744-5050 Fax: 910 744-5054
Doc. # 20480135.003
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