psf21911 ETC-unknow, psf21911 Datasheet - Page 131

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

PSB 21911
PSF 21911
Electrical Characteristics
Line Overload Protection
The maximum input current (under overvoltage conditions) is given as a function of the
width of a rectangular input current pulse as outlined in the following figure.
Figure 47 Test Condition for Maximum Input Current
U-Transceiver Input Current
The destruction limits for AOUT, BOUT, AIN and BIN are given in Figure 48.
A
5
1
0.1
0.01
0.005
t
WI
-9
-3
-1
10
10
10
1 s
ITD09846
Figure 48 U-Transceiver Input Current
Semiconductor Group
131
11.97