參數(shù)資料
型號: MAX3802
廠商: Maxim Integrated Products, Inc.
英文描述: 3.2Gbps Quad Adaptive Cable Equalizer with Cable Driver
中文描述: 3.2Gbps四路、自適應(yīng)電纜均衡器,帶有電纜驅(qū)動器
文件頁數(shù): 3/12頁
文件大?。?/td> 830K
代理商: MAX3802
M
3.2Gbps Quad Adaptive Cable Equalizer
with Cable Driver
_______________________________________________________________________________________
3
AC ELECTRICAL CHARACTERISTICS
(V
CC
= 3.14V to 3.46V, T
A
= 0
°
C to +85
°
C. Typical values are at V
CC
= 3.3V and T
A
= +25
°
C, unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
MIN
3.2
TYP
MAX
UNITS
Gbps
Maximum Input Data Rate
CABLE DRIVER SPECIFICATIONS
Random Jitter
Deterministic Jitter
Output Edge Speed
Input Return Loss
(Differential)
3.2Gbps input
(Notes 6, 9)
20% to 80%
2.7
20
60
4
mUI
RMS
mUI
P-P
ps
60
90
2.5GHz
-20
dB
Output Return Loss
(Differential)
EQUALIZER SPECIFICATIONS
2.5GHz
-13
dB
0dB cable loss (Note 8)
24dB cable loss (Note 8)
30dB cable loss (Note 8)
20% to 80%
0.10
0.11
0.08
60
0.24
0.20
0.20
90
Residual Jitter (Notes 7, 9)
UI
P-P
Output Edge Speed
Input Return Loss
(Differential)
Output Return Loss
(Differential)
Equalizer Compensation
Equalizer Time Constant
Note 1:
Equalizer total currents (equalizer with maximum equalization) and R
MOD
= 10k
(maximum driver swing).
Note 2:
Input voltage within specification limits, 50
to V
CC
at each output.
Note 3:
Minimum cable input for
LOS_
to deassert high.
Note 4:
100k
load to ground. The minimum input signal level that turns off the
LOS_
alarm depends on the data rate and cable length.
Note 5:
AC electrical characteristics are guaranteed by design and characterization.
Note 6:
V
DIN_
= 400mV
P-P
to 1100mV
P-P
(differential), 10k
R
MOD_
20k
, 3.2Gbps 2
13
-1 PRBS plus 100 consecutive ones and
100 consecutive zeros.
Note 7:
Includes random jitter and deterministic jitter for BER of 10
-12
.
Note 8:
Differential cable input voltage = 400mV
P-P
, 3.2Gbps 2
13
-1 PRBS plus 100 consecutive ones and 100 consecutive zeros.
Note 9:
Isolation test: three channels driven with identical 3.2Gbps PRBS with maximum input signal to each equalizer and maxi-
mum input signal on driver. The measured channel meets the residual and random jitter specifications with an uncorrelated
3.2Gbps PRBS data at minimum input signal level on equalizer and maximum signal level on driver.
Note 10:
Equalizer time constant measured from data on to closed-loop operation.
ps
2.5GHz
-16
dB
2.5GHz
-14
dB
1.6GHz (skin-effect losses only)
(Note 10)
30
dB
μs
6
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