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| THS6212 Datasheet, PDF (14/48 Pages) Texas Instruments – Differential, Line-Driver Amplifier | |||
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THS6212
SBOS758 â MAY 2016
6.9 Typical Characteristics: VS = ±12 V, Mid Bias
at TA = 25°C, GDIFF = 10 V/V, GCM = 1 V/V, RADJ = 0 Ω, RF = 1.24 kΩ, and RL = 100 Ω (unless otherwise noted)
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3
0
-3
-6
-9
-12
-15
GDIFF = 10 V/V, RF = 1.24 k:
GDIFF = 5 V/V, RF = 1.5 k:
-18
1
10
100
Frequency (MHz)
VO = 2 VPP
400
D019
Figure 19. Small-Signal Frequency Response
12
1.2
8
0.8
4
0.4
0
0
-4
-0.4
VO = r 10 VPP
-8
VO = r 500 mVPP
-0.8
-12
-1.2
Time (10 ns/div)
D021
3
0
-3
-6
-9
-12
-15
-18
0
VO = 2 VPP
VO = 4 VPP
VO = 8 VPP
VO = 20 VPP
60
120
180
240
300
Frequency (MHz)
D020
Figure 20. Large-Signal Frequency Response
18
+IQ
16
-IQ
14
12
10
8
6
4
2
0
0
1
2
3
4
5
6
RADJ (k:)
D022
3
0
-3
-6
-9
-12
-15
-18
1
Figure 21. Pulse Response
T = -40°C
T = 25°C
T = 85°C
10
100
Frequency (MHz)
400
D023
Figure 23. Frequency Response Across Temperature
Figure 22. Quiescent Current for Mid Bias Setting vs RADJ
3
0
-3
-6
-9
-12
-15
-18
1
R(SE-OUT) = 18 :, C(DIFF) = 22 pF
R(SE-OUT) = 18 :, C(DIFF) = 39 pF
R(SE-OUT) = 18 :, C(DIFF) = 47 pF
R(SE-OUT) = 18 :, C(DIFF) = 100 pF
R(SE-OUT) = 5 :, C(DIFF) = 470 pF
10
100
Frequency (MHz)
RS optimized for 100% bias
400
D024
Figure 24. Frequency Response Across Capacitive Load
14
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