參數(shù)資料
型號: T7507
元件分類: Codec
英文描述: T7507 Quad PCM Codec with Filters, Termination Impedance, and Hybrid Balance
中文描述: T7507四路PCM編解碼器與過濾器,終端阻抗,以及混合平衡
文件頁數(shù): 19/30頁
文件大?。?/td> 558K
代理商: T7507
Lucent Technologies Inc.
19
Data Sheet
August 1999
Termination Impedance, and Hybrid Balance
T7507 Quad PCM Codec with Filters,
Transmission Characteristics
(continued)
ac Transmission Characteristics
(continued)
Table 15. Decoder Limits Relative to Gain at 1020 Hz
Table 16. Encoder Limits, Includes Effect of Termination Impedance Filter Relative to Gain at 1020 Hz
Table 17. Termination Impedance Limits Relative to Gain at 1020 Hz
Table 18. Hybrid Path Limits Relative to Gain at 1020 Hz
Frequency (Hz)
15.6
46.8
62.5
453
2734
3140
3375
3984
5015
Min
–0.150
–0.150
–0.150
–0.150
–0.150
–0.550
–0.850
Typ
Max
0.150
0.150
0.150
0.150
0.150
0.150
0.150
–13.40
–28.00
Unit
dB
dB
dB
dB
dB
dB
dB
dB
dB
Frequency (Hz)
15.6
46.8
62.5
453
2734
3140
3375
3984
5015
Min
0.400
–2.950
–3.950
–4.550
Typ
Max
–30.500
–25.600
–29.400
0.700
–2.650
–3.250
–3.850
–18.30
–35.00
Unit
dB
dB
dB
dB
dB
dB
dB
dB
dB
Frequency (Hz)
46.8
62.5
453
2734
3140
3375
3984
5015
Min
0
0.3
0.45
–2.95
–3.60
–4.05
–5.05
–6.35
Typ
Max
1
0.8
0.65
–2.65
–3.20
–3.55
–4.45
–5.65
Unit
dB
dB
dB
dB
dB
dB
dB
dB
Frequency (Hz)
46.8
62.5
453
2734
3140
3375
3984
Min
–0.180
–0.410
–0.700
–1.640
Typ
Max
–26.000
–30.000
0.180
–0.050
0.100
–0.840
–25.00
Unit
dB
dB
dB
dB
dB
dB
dB
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