psf21911 ETC-unknow, psf21911 Datasheet - Page 96

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

Semiconductor Group
Interrupt
For every change at the input pin “INT”, the IEC-Q TE will transmit a C/I-channel code
(0110
sampled every 4 IOM-2-frames. An interrupt indication must therefore be applied to pin
“INT” for at least 4 IOM-2-frames.
Figure 33 Sampling of Interrupts
B
), INT, in 4 successive IOM-2-frames. The input condition of the “INT” pin is
0.5
ms
1 ms
125 s
96
Power Controller Interface
IOM -2 Frames
INT
C/I Code INT
INT
C/I Code INT
R
PSB 21911
PSF 21911
ITD10294
11.97