PSB21473FV13XT Infineon Technologies, PSB21473FV13XT Datasheet - Page 373
PSB21473FV13XT
Manufacturer Part Number
PSB21473FV13XT
Description
Manufacturer
Infineon Technologies
Datasheet
1.PSB21473FV13XT.pdf
(664 pages)
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
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Table 20-1
Signal
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
The following sections describe the functional units in detail.
Figure 20-2 gives an example of how the units may be combined when a hands-free
phone conversation is in progress. Units that are not needed are not shown. Unused
inputs are connected to S
used to improve the quality of the microphone and the loudspeaker.
Data Sheet
0
1
2
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
Description
Silence
Handset-/ External Microphone input
Loudspeaker/Handset output
CDI input, Channel 1
CDI output, Channel 1
CDI input, Channel 2
CDI output, Channel 2
DTMF generator output
DTMF generator auxiliary output
Speakerphone output (acoustic side)
Speakerphone output (line side)
Universal Summation Output
Universal attenuator output
Line echo canceller output
Automatic gain control output (after gain stage)
Automatic gain control output (before gain stage)
Equalizer 1 output
Equalizer 2 output
Tone generator output 1
Tone generator output 2
reserved
CDI input, Channel 3
CDI output, Channel 3
NR output
Signal Summary
0
which provides silence (denoted as 0). The equalizers are
373
Digital Signal Processor
PSB 21473
2003-03-31
INCA-D
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