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參數(shù)資料
| 型號： | T8531A |
| 元件分類： | Codec |
| 英文描述： | T8531A/8532 Multichannel Programmable Codec Chip Set |
| 中文描述： | T8531A/8532多通道可編程解碼器芯片組 |
| 文件頁數(shù)： | 27/50頁 |
| 文件大?。?/td> | 888K |
| 代理商： | T8531A |
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Agere Systems Inc.
27
Preliminary Data Sheet
September 2001
Codec Chip Set
T8531A/T8532 Multichannel Programmable
Transmission Characteristics
(continued)
Table 12. Gain and Dynamic Range
(continued)
Parameter
Symbol
GXAF
Test Conditions
Min
Typ
Max
Unit
Transmit Gain Variation
with Frequency
Relative to 1016 Hz, minimum gain < GX <
maximum gain, VTX = 0 dBm0 signal,
T
Z
= 600
,
path gain set to 0 dB:
f = 16.67 Hz
f = 40 Hz
f = 50 Hz
f = 60 Hz
f = 200 Hz
f = 300 Hz to 3000 Hz
f = 3140 Hz
f = 3380 Hz
f = 3860 Hz
f = 4600 Hz and above
Sinusoidal test method reference
level = 0 dBm0:
VTX = –37 dBm0 to +3 dBm0
VTX = –50 dBm0 to –37 dBm0
VTX = –55 dBm0 to –50 dBm0
Receive gain programmed to 0 dB, apply
0 dBm0 oversampled data to OSDR0 or
OSDR1, measure VRP,
RL = 100 k
differential:
0 to 85
°
C
–40
°
C to +85
°
C
Digital input 0 dBm0 signal
f = 300 Hz to 3400 Hz
Digital input 0 dBm0 signal
f = 300 Hz to 3400 Hz
Measure receive gain over the range from
maximum to minimum setting, calculated
deviation from the programmed gain relative
to GRA at 0 dB, V
DD
= 5 V
Relative to 1016 Hz, digital input = 0 dBm0
code, minimum gain < GR < maximum gain:
0 dB path gain
f = below 3000 Hz
f = 3140 Hz
f = 3380 Hz
f = 3860 Hz
f = 4600 Hz and above
Sinusoidal test method, reference
level = 0 dBm0:
OSDR = –37 dBm0 to +3 dBm0
OSDR = –50 dBm0 to –37 dBm0
OSDR = –55 dBm0 to –50 dBm0
—
—
—
—
—
–1.8
–0.125
–0.57
–0.735
—
—
–50
–38
–44
–45
–0.5
±
0.04
0.01
–0.550
–9.9
—
–30
–26
–30
–30
0
0.125
0.125
0.015
–8.98
–32
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
Transmit Gain Variation
with Signal Level
GXAL
–0.25
–0.50
–1.4
—
—
—
0.25
0.50
1.4
dB
dB
dB
Receive Gain Absolute
Accuracy
GRA
–0.25
–0.30
–0.01
—
—
—
0.25
0.30
0.01
dB
dB
dB
Relative Gain:
VRP to VRN
Relative Phase:
VRP to VRN
Receive Gain Variation
with Programmed
Gain
—
—
–0.25
—
0.25
Deg
GRAG
–0.1
—
0.1
dB
Receive Gain Variation
with Frequency
GRAF
–0.125
–0.57
–0.735
—
—
±
0.04
±
0.04
–0.550
–10.7
—
0.125
0.125
0.015
–8.98
–28
dB
dB
dB
dB
dB
Receive Gain Variation
with Signal Level
GRAL
–0.25
–0.50
–1.4
–0.2
—
—
—
—
0.25
0.50
1.4
0.2
dB
dB
dB
dB
Relative Termination
Impedance Gain
A
T
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| T8532 | 制造商:AGERE 制造商全稱:AGERE 功能描述:T8531A/8532 Multichannel Programmable Codec Chip Set |
| T8533 | 制造商:AGERE 制造商全稱:AGERE 功能描述:T8533/34 Quad Programmable Line Card Signal Processor |
| T85331G | 制造商:BITECH 制造商全稱:Bi technologies 功能描述:Thick Film Super Low Profile SIP Resistor Networks |
| T85331J | 制造商:BITECH 制造商全稱:Bi technologies 功能描述:Thick Film Super Low Profile SIP Resistor Networks |
| T8534 | 制造商:AGERE 制造商全稱:AGERE 功能描述:T8533/34 Quad Programmable Line Card Signal Processor |
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