THS6212 Datasheet, PDF (18/48 Pages) Texas Instruments – Differential, Line-Driver Amplifier

THS6212
SBOS758 – MAY 2016
6.11 Typical Characteristics: V_S = ±6 V, Full Bias
at T_A = 25°C, G_DIFF = 5 V/V, G_CM = 1 V/V, R_ADJ = 0 Ω, R_F = 1.82 kΩ, and R_L = 100 Ω (unless otherwise noted)
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3
0
-3
-6
-9
-12
-15
G_DIFF = 10 V/V, R_F = 1.5 k:
G_DIFF = 5 V/V, R_F = 1.82 k:
-18
1
10
100
Frequency (MHz)
V_O = 2 V_PP
400
D043
Figure 43. Small-Signal Frequency Response
3
0
-3
-6
-9
-12
V_O = 2 V_PP
-15
V_O = 4 V_PP
V_O = 8 V_PP
V_O = 16 V_PP
-18
0
60
120
180
240
Frequency (MHz)
300
D045
6
3
0
-3
-6
-9
-12
Full-Bias (100%) Mode
-15
Mid-Bias (75%) Mode
Low-Bias (50%) Mode
-18
1
10
100
Frequency (MHz)
V_O = 2 V_PP
400
D044
Figure 44. Small-Signal Frequency Response vs Bias
7.5
2
6
1.6
4.5
1.2
3
0.8
1.5
0.4
0
0
-1.5
-0.4
-3
-0.8
-4.5
V_O = r 5 V_PP
-1.2
V_O = r 500 mV_PP
-6
-1.6
-7.5
-2
Time (10 ns/div)
D046
Figure 45. Large-Signal Frequency Response
3
0
-3
-6
-9
-12
-15
T = -40°C
T = 25°C
T = 85°C
-18
1
10
100
Frequency (MHz)
400
D047
Figure 47. Frequency Response Across Temperature
Figure 46. Pulse Response
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)
R_S optimized for 100% bias
400
D048
Figure 48. Frequency Response Across Capacitive Load
18
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