THS770012_15 Datasheet, PDF (13/35 Pages) Texas Instruments – Broadband, Fully-Differential, 14-/16-Bit ADC Driver Amplifier

THS770012
www.ti.com
SLOS669C – FEBRUARY 2010 – REVISED JANUARY 2012
TYPICAL CHARACTERISTICS (continued)
At T_A = +25°C, V_S+ = +5V, V_OCM = +2.5V, V_OUT = 2V_PP, R_L = 400Ω differential, G = +12dB, differential input and output, input
and output pins referenced to midsupply, unless otherwise noted. Measured using EVM as discussed in Test Circuits section.
V_OCM INPUT BIAS CURRENT
vs V_OCM INPUT VOLTAGE
s-PARAMETERS
(MAGNITUDE)
50
20
0
-50
-100
Gain = 10 dB to 13.7 dB
0
-20
s22
s11
-150
-40
-200
-250
-300
-350
1.5
2
2.5
3
3.5
V_OCM Voltage - V
Figure 34.
s12
-60
-80
-100
1M
10M
100M
1G
10G
Frequency - Hz
Figure 35.
NOISE FIGURE
vs FREQUENCY
20
100 W Differential Source
18
16
14
12
10
8
6
4
2
0
10M
100M
1G
Frequency - Hz
Figure 36.
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