參數資料
型號: T8533
英文描述: T8533/34 Quad Programmable Line Card Signal Processor
中文描述: T8533/34四線卡可編程信號處理器
文件頁數: 29/48頁
文件大?。?/td> 890K
代理商: T8533
Preliminary Data Sheet
July 2001
Signal Processor
T8533/34 Quad Programmable Line Card
Agere Systems Inc.
29
Electrical Characteristics
(continued)
Analog Interface
(continued)
Table 10. Power Requirements
Transmission Characteristics
Table 11. Transmission Characteristics
Parameter
Min
Typ
Max
Unit
Operating Voltage:
V
DD
V
DDX
Power Supply Current, V
DD
+ V
DDX
:
All Channels in Standby Mode
All Channels Active
4.75
4.75
5.25
5.25
V
V
35
110
mA
mA
Parameter
Symbol
GAL
Test Conditions
Min
Typ
2.80
Max
Unit
Vp-p
Absolute Levels
Maximum 0 dBm0 levels (1004 Hz):
VF
X
I (encoder milliwatt), all program-
mable transmit gains set to 0 dB
RCV (decoder milliwatt), termination
impedance off, all programmable
receive gains set to 0 dB
Minimum 0 dBm0 levels (1004 Hz):
VF
X
I (encoder milliwatt)
XAG = 24 dB
GTX1 = 6 dB
GTX2 = 0 dB
RCV (decoder milliwatt), termination
impedance off
GRX1 = 0 dB
GRX2 =
6 dB
VF
X
I
VF
R
OP to VF
R
ON (differential)
Transmit gain programmed for maxi-
mum 0 dBm0 test level, measured
deviation of digital code from ideal
0 dBm0 level at DX digital outputs,
with transmit gain set to 0 dB:
20 °C to 70 °C
0 °C to 85 °C
40
°C
to +85
°C
Measured transmit gain over the
range from maximum to minimum,
calculated deviation from the pro-
grammed gain relative to GXA at
0 dB, V
DD
= 5 V
5.29
Vp-p
87.5
mVp-p
2.63
Vp-p
Absolute Maximum Volt-
age Swings
Transmit Gain Absolute
Accuracy
GAL
3.2
5.28
Vp-p
Vp-p
GXA
0.25
0.35
±0.15
0.25
0.35
dB
dB
dB
Transmit Gain Variation
with Programmed Gain
GXAG
0.1
0.1
dB
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