參數(shù)資料
型號: AD8138AR-REEL7
廠商: ANALOG DEVICES INC
元件分類: 通用總線功能
英文描述: Low Distortion Differential ADC Driver
中文描述: LINE DRIVER, PDSO8
封裝: MS-012AA, SOIC-8
文件頁數(shù): 11/14頁
文件大小: 231K
代理商: AD8138AR-REEL7
AD8138
–6–
REV. A
DIFFERENTIAL OUTPUT VOLTAGE – V p-p
0
6
DISTORTION
dBc
–120
–90
–100
–110
–70
–80
–60
HD3(F = 5MHz)
VS = 5V
RL = 800
5
4
3
2
1
HD3(F = 20MHz)
HD2(F = 5MHz)
HD2(F = 20MHz)
Figure 11. Harmonic Distortion vs.
Differential Output Voltage
RLOAD
200
DISTORTION
dBc
–90
–100
–110
–70
–80
–60
HD3(F = 5MHz)
VS = +5V
VOUT,dm = 2V p-p
HD3(F = 20MHz)
HD2(F = 5MHz)
HD2(F = 20MHz)
600
1000
1400
1800
Figure 14. Harmonic Distortion vs.
RLOAD
FREQUENCY – MHz
0
INTERCEPT
dBm
30
VS = +5V
20
VS = 5V
25
35
40
45
40
60
80
RL = 800
Figure 17. Third Order Intercept vs.
Frequency
DIFFERENTIAL OUTPUT VOLTAGE – V p-p
0
DISTORTION
dBc
–120
–90
–100
–110
–70
–80
–60
HD3(F = 5MHz)
VS = +5V
RL = 800
1
HD3(F = 20MHz)
HD2(F = 5MHz)
HD2(F = 20MHz)
23
4
Figure 12. Harmonic Distortion vs.
Differential Output Voltage
RLOAD
200
DISTORTION
dBc
–90
–100
–110
–70
–80
–60
HD3(F = 5MHz)
HD3(F = 20MHz)
HD2(F = 5MHz)
HD2(F = 20MHz)
VS = 5V
VOUT,dm = 2V p-p
600
1000
1400
1800
–120
Figure 15. Harmonic Distortion vs.
RLOAD
5ns
1V
V+DIN
VOUT,dm
VS = 5V
VOUT+
VOUT–
Figure 18. Large Signal Transient
Response
DIFFERENTIAL OUTPUT VOLTAGE – V p-p
0.25
DISTORTION
dBc
–90
–100
–110
–70
–80
–60
HD3(F = 5MHz)
VS = +3V
RL = 800
HD3(F = 20MHz)
HD2(F = 5MHz)
HD2(F = 20MHz)
0.50
0.75
1.00
1.25
1.50
1.75
Figure 13. Harmonic Distortion vs.
Differential Output Voltage
FREQUENCY – MHz
49.5
P
OUT
dBm
–50
–90
–110
–70
FC = 50MHz
VS = 5V
–30
–10
10
49.7
49.9
50.1
50.3
50.5
Figure 16. Intermodulation
Distortion
VOUT,dm = 0.2V p-p
VS = 5V
CF = 0pF
CF = 1pF
5ns
40mV
Figure 19. Small Signal Transient
Response
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