參數(shù)資料
型號： TPS65950ZXNR
廠商： TEXAS INSTRUMENTS INC
元件分類： 消費(fèi)家電
英文描述： SPECIALTY CONSUMER CIRCUIT, PBGA209
封裝： 7 X 7 MM, 0.40 MM PITCH, PLASTIC, BGA-209
文件頁數(shù)： 165/167頁
文件大?。?/td> 2566K
代理商： TPS65950ZXNR
6.2.10.2 Voice Uplink Filter (Sampling Frequency at 16 kHz)
VoiceUplink(TX)Filter16kHz
–10
–8
–6
–4
–2
0
2
0
100
200
300
400
500
600
Frequency(Hz)
1storderHPF
Specification
Gain(dB)
032-046
VoiceUplink(TX)Filter16kHz
–10
–8
–6
–4
–2
0
2
6200
6400
6600
6800
7000
Frequency(Hz)
1storderHPF
Specification
Gain(dB)
032-047
TPS65950
Integrated Power Management/Audio Codec
www.ti.com
SWCS032 – OCTOBER 2008
Figure 6-33 and Figure 6-34 show the voice uplink frequency response with a sampling frequency of 16
kHz.
Figure 6-33. Voice Uplink Frequency Response With FS = 16 kHz (Frequency Range 0 to 600 Hz)
Figure 6-34. Voice Uplink Frequency Response With FS = 16 kHz (Frequency Range 6200 to 7000 Hz)
Table 6-25 lists the voice filter frequency responses relative to reference gain at 1 kHz with FS = 16 kHz.
Table 6-25. Digital Voice Filter TX Electrical Characteristics With FS = 16 kHz
Parameter
Test Conditions
Min(1)
Typ(2)
Max(3)
Unit
Frequency response relative to reference gain at 1 kHz (first-order
300 to 6600 Hz
–0.5
0.5
dB
HPF)
6800 Hz
–1.5
0.1
8000 Hz
–0.5
0
–17
9200 Hz
–1.5
0
–40
(1)
Min = Minimum value
(2)
Typ = Typical value
(3)
Max = Maximum value
Audio/Voice Module
97
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