psb21391 Infineon Technologies Corporation, psb21391 Datasheet - Page 138
psb21391
Manufacturer Part Number
psb21391
Description
Siemens Codec With Upn Transceiver
Manufacturer
Infineon Technologies Corporation
Datasheet
1.PSB21391.pdf
(253 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PSB21391
Manufacturer:
infineon
Quantity:
1 900
- Current page: 138 of 253
- Download datasheet (4Mb)
Data Sheet
4.4.4.1
In principle, the SCAE works according to the following equation:
Being in RX-mode, the speech comparator at the acoustic side controls the switching to
TX-mode. Only if the SX-signal is higher than the SR-signal plus the expected/measured
acoustic level enhancement (VAE), the comparator switches immediately to TX-mode.
Physically the level enhancement (VAE) is divided into two parts: GAE and GDAE.
Figure 69
Speech Comparator at the Acoustic Side
Speech Comparator at the Acoustic Side (SCAE)
if
SX > SR + VAE then TX
else RX
128
PSB 21391
PSB 21393
2001-03-07
Codec
Related parts for psb21391
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
Psb Series Extended Positive Switching Regulators Rugged
Manufacturer:
Power-One
Datasheet:
Part Number:
Description:
Psb Series Extended Positive Switching Regulator Industrial
Manufacturer:
Power-One
Datasheet:
Part Number:
Description:
Psb Series Extended Positive Switching Regulators Benign
Manufacturer:
Power-One
Datasheet:
Part Number:
Description:
Antenna Switch Silicon Pin Diode
Manufacturer:
Infineon Technologies Corporation
Datasheet:
Part Number:
Description:
Silicon Switching Diodes
Manufacturer:
Infineon Technologies Corporation
Datasheet:
Part Number:
Description:
Single Igbt Driver Ic
Manufacturer:
Infineon Technologies Corporation
Datasheet:
Part Number:
Description:
Igbt Modules
Manufacturer:
Infineon Technologies Corporation
Datasheet:
Part Number:
Description:
Igbt Modules
Manufacturer:
Infineon Technologies Corporation
Datasheet:
Part Number:
Description:
Igbt Modules
Manufacturer:
Infineon Technologies Corporation
Datasheet:
Part Number:
Description:
5 Volt Standard Regulator
Manufacturer:
Infineon Technologies Corporation
Datasheet:
Part Number:
Description:
Active Biased Transistor
Manufacturer:
Infineon Technologies Corporation
Datasheet:
Part Number:
Description:
N-channel Small Signal Mosfet 20v?800v
Manufacturer:
Infineon Technologies Corporation
Datasheet:
Part Number:
Description:
Sipmos Small-signal Transistor
Manufacturer:
Infineon Technologies Corporation
Datasheet:
Part Number:
Description:
Complementary Mosfets 60v Small-signal-transistor
Manufacturer:
Infineon Technologies Corporation
Datasheet:
Part Number:
Description:
Complementary Mosfets 60v
Manufacturer:
Infineon Technologies Corporation
Datasheet: