psf21911 ETC-unknow, psf21911 Datasheet - Page 110

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

3.4.2
The hybrid suggested for the PSB 21911 IEC-Q TE is identical to the hybrid
recommended for the PEB 2091 IEC-Q.
Figure 44 U-Interface Hybrid Circuit
Note: To achieve optimum performance all capacitors of the hybrid should be MKT.
Semiconductor Group
Ceramic capacitors are not recommended.
AOUT
BOUT
BIN
AIN
U-Interface
C
3.01 k
6.8 nF
681
K
619
619
10
10 k
k
24
24
110
10
10 k
k
10 nF
10 nF
10 nF
1:1.6
External Circuitry
<
_
1 F
ITS09706
PSB 21911
PSF 21911
U
11.97