MX663 데이터 시트보기 (PDF) - MX-COM Inc
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MX663 Datasheet PDF : 17 Pages
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Call Progress Decoder
SIGIN
tI
No Signal
14
tL
Non Call
Progress Signal
ENABLE
Tri-state
tNRP
D0
"0"
tDE
D1
tNG
Non Call
Progress Signal
MX663 Preliminary Information
tNDRP
D2
See Note 1
D3
"0"
CS
"0"
IRQ
tDI
tIP
Note:
1. D2 is '1' only when the Call Progress signal, or a Non Call Progress signal, is a single frequency tone.
Figure 5: Timing Diagram: Non Call Progress Signal
SIGIN
tI
No Signal
tL
Special
Information
Tone
Special
Information
Tone
tGD
Special
Information
Tone
tGI
Special
Information
Tone
ENABLE
D0
Tri-state
D1
D2
D3
CS
"0"
IRQ
"0"
"0"
tDE
tRP
tDRP
tRP
"0"
tDI
tDI
tIP
Figure 6: Timing Diagram: Special Information Tones
Tri-state
tHIZ
© 1999 MX-COM Inc.
www.mxcom.com Tele: 800 638-5577 336 744-5050 Fax: 336 744-5054
Doc. # 20480165.003
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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