psf21911 ETC-unknow, psf21911 Datasheet - Page 156

• Manufacturer Part Number: psf21911
• Description: Isdn Echocancellation Circuit Terminal Applications Iec-q
• Manufacturer: ETC-unknow

Semiconductor Group
Figure 65 State machine (part 1)
(PMODE=ACT=TE=1)
and (BS=CBAC=0)
and (SGL=1)
PMODE = 0
or ACT = 0
or TE = 0
D0=0;SG=1
1
1
S/G to 1
3
S/G transp. 1
D0=0;SG=1
(BS=SGL=1)
BS=1 and SGL=0
and CBAC=0
EOC=25
7
156
D0=0;SG=Z
Reset
(PMODE=ACT=TE=1)
and (BS=SGL=0)
1
EOC=25
T4 set
EOC=27
EOC=25
D0=0;SG=Z
S/G transp.
6
D0=0;SG=1
S/G-4T to 1
D0=0;SG=0
S/G-4T to 0
5
4
S/G transp. 0
D0=0;SG=0
EOC=27
T4 expired
8
D0=0;SG=0
S/G to 0
PSB 21911
PSF 21911
2
Appendix
11.97