PSB21473FV13XT Infineon Technologies, PSB21473FV13XT Datasheet - Page 374

• Manufacturer Part Number: PSB21473FV13XT
• Manufacturer: Infineon Technologies

Specifications of PSB21473FV13XT

• Operating Supply Voltage (typ): 3.3V
• Operating Supply Voltage (min): 3.135V
• Operating Supply Voltage (max): 3.6V
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 144
• Lead Free Status / RoHS Status: Compliant

Data Sheet
•
Figure 20-2 Functional Units - Speakerphone
20.1.1
The speakerphone unit is attached to four signals (microphone, loudspeaker, line out
and line in). The two input signals (microphone, line in) are preceded by a signal
summation point.
Channel 1
Channel 1
AFE
AFE
CDI
CDI
out
in
Full Duplex Speakerphone
0
0
0
0
Equalizer 1
acoustic side
Speaker-
line side
phone
0
0
Equalizer 2
374
Line Echo
Canceller
Digital Signal Processor
PSB 21473
2003-03-31
INCA-D