EM92547D Ver la hoja de datos (PDF) - ELAN Microelectronics
Número de pieza
componentes Descripción
Fabricante
EM92547D Datasheet PDF : 13 Pages
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EM92547A/B/D
CALLER ID FSK DECODER
Off-hook FSK :
TIP/RING
/CD
DATA OUT
OSC
/PWUP
M
TCDL
FSK data
TDOC
1
TOSC
DATA
3.58MHz
TCDH
2. SHORTDATA timing
On-hook FSK :
TIP/RING
/RING TIME
/RD
/CD
SHORTDATA
OSC
/PWUP
FIRST RING
0.5 SEC
2 SECONDS
CS M
0.5 SEC
FSK data
SECOND RING
2 SECONDS
TOSC
TSUP
TCDL
TSDV
1
DATA
3.58MHz
TCDH
ps. Typically, on-hook FSK signal has to be at least TCDL =
15ms of Channel Seizure time and TSDV = 12.5ms of
Mark bits time for SHORTDATA timing detected valid.
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* This specification are subject to be changed without notice.
1998
~8~
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