THS4521 Datasheet, PDF (23/65 Pages) Texas Instruments – VERY LOW POWER, NEGATIVE RAIL INPUT, RAIL-TO-RAIL OUTPUT, FULLY DIFFERENTIAL AMPLIFIER

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THS4521, THS4522, THS4524
SBOS458H – DECEMBER 2008 – REVISED JUNE 2015
Typical Characteristics: 5 V (continued)
At V_S+ = +5 V, V_S– = 0 V, V_OCM = open, V_OUT = 2 V_PP (differential), R_F = 1 kΩ, R_L = 1 kΩ differential, G = 1 V/V, single-ended
input, differential output, and input and output referenced to midsupply, unless otherwise noted.
0
3.5
3.3
3.1
-5
2.9
2.7
-10
2.5
2.3
-15
G = 0 dB
V_IN = -20 dBm
-20
100 k
1M
10 M
100 M
1G
2.1
1.9
1.7
1.5
0
V_S+ = 5.0 V
G = 1 V/V
R_F = 1 kW
R_L = 1 kW
100
200
300
400
Frequency (Hz)
Time (ns)
Figure 51. V_OCM Small-Signal Frequency Response
100 k
Figure 52. V_OCM Large-Signal Pulse Response
10 k
1k
100
100 k
1M
10 M
100 M
Frequency (Hz)
Figure 53. V_OCM Input Impedance vs Frequency
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