參數(shù)資料
型號: AD8128
廠商: Analog Devices, Inc.
英文描述: CAT-5 Receiver with Adjustable Line Equalization
中文描述: 5類線可調均衡接收機
文件頁數(shù): 6/12頁
文件大?。?/td> 241K
代理商: AD8128
AD8128
TYPICAL PERFORMANCE CHARACTERISTICS
T
A
= 25°C, V
S
= ±5 V, R
L
= 150 Ω, Belden Cable, V
OFFSET
= 0 V, unless otherwise noted.
Rev. 0 | Page 6 of 12
1.0
0
0
100
0
CABLE LENGTH (M)
O
P
A
G
(
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
10
20
30
40
50
60
70
80
90
V
OUT
= 2V p-p
R
L
= 150
V
PEAK
V
GAIN
Figure 4. V
PEAK
and V
GAIN
Settings vs. Cable Length
10
20
30
–70
0
FREQUENCY (MHz)
M
0
–10
–20
–30
–40
–50
–60
0.1
1
10
100
1k
3k
V
PEAK
= 1V
V
PEAK
= 0.5V
V
PEAK
= 0V
Figure 5. Frequency Response for Various V
PEAK
Settings Without Cable
10
–70
0
FREQUENCY (MHz)
M
0
–10
–20
–30
–40
–50
–60
0.1
1
10
100
1k
3k
V
GAIN
= 1V
V
GAIN
= 0.5V
V
GAIN
= 0V
Figure 6. Frequency Response for Various V
GAIN
Settings Without Cable
2
–10
0.1
0
FREQUENCY (MHz)
M
1
0
–1
–2
–3
–4
–5
–6
–7
–8
–9
1
10
100
300
V
AND V
SETTINGSARE CONSISTENT
WITH OPTIMIZED SETTINGS IN FIGURE 4
V
OUT
= 2V p-p
R
L
= 150
Figure 7. Equalized Frequency Response for 50 M Cable
2
–10
0.1
0
FREQUENCY (MHz)
M
1
0
–1
–2
–3
–4
–5
–6
–7
–8
–9
1
10
100
300
V
AND V
SETTINGSARE CONSISTENT
WITH OPTIMIZED SETTINGS IN FIGURE 4
V
OUT
= 2V p-p
R
L
= 150
Figure 8. Equalized Frequency Response for 100 M Cable
1.5
–1.5
0
200
0
TIME (ns)
O
1.0
0.5
0
–0.5
–1.0
20
40
60
80
100
120
140
160
180
V
AND V
SETTINGSARE
CONSISTENT WITH OPTIMIZED
SETTINGS IN FIGURE 4
Figure 9. Equalized Pulse Response for 50 M of Cable
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