W6691CD WINBOND [Winbond], W6691CD Datasheet - Page 31

• Manufacturer Part Number: W6691CD
• Description: ISDN S/T Interface Transceiver
• Manufacturer: WINBOND [Winbond]

Note :
1. RST can be issued at any state, while SCP, SCZ and EAL can be issued only at F3 or F7.
2. Y is one of the commands : ECK, DRC, RST.
3. Continuous pulses at 96 kHz.
4. Isolated pulses at 2 kHz.
5. The INFO 3 is transmitted internally only.
SCP
SSP
RST
Ignored
Ignored
Ignored
Send Cont. Pulses
Send Sing. Pulses
Fig.7.6 layer 1 activation/deactivation state diagram – TE/LT-T SPECIAL mode
SCP
RST
SSP
Reset
Y
Y
ECK
2)
2)
ic
is
None
i0
3)
4)
TI
TI
31
EAL
Notation:
s receive
Preliminary W6691
Ignored
Ignored
com
EAL
EAL
Publication Release Date: Sep 2001
Ana. Loop Act.
Ana. Loop Init.
i3
State
5)
s trans.
i3
i3
TI/ATI
Ind
CE
5)
5)
^i3
5)
Revision 1.1
Y
Y
2)
2)