MX643DW データシートの表示（PDF） - MX-COM Inc
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MX643DW Datasheet PDF : 12 Pages
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Call Progress Tone Detector
DETECT 1
DETECT 2
DETECT 3
11
tV
MX643 - Preliminary Information
indeterminate signal
valid signal
XTAL/CLOCK
tS = the time at which XTAL/CLOCK becomes stable
Figure 7: Timing Diagram: DETECT1, DETECT2, and DETECT3 Response time when ENABLE is high
5V
DETECT 3
0V
5V
DETECT 2
0V
5V
DETECT 1
0V
SINGLE TONE
SIT
VOICE
VOICE
SIT
SIT
NOT DRAWN TO SCALE
Figure 8: MX643 Frequency Sweep Results
© 1996 MX•COM, INC.
Tele: 800 638 5577, 910 744 5050, Fax: 910 744 5054
Doc. #20480148.001
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