THS3215 Datasheet, PDF (21/71 Pages) Texas Instruments – THS3215 650-MHz, Differential to Single-Ended DAC Output Amplifier

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THS3215
SBOS780A – MARCH 2016 – REVISED APRIL 2016
7.14 Typical Characteristics: Gain Drift
at +V_CC = 6 V, –V_CC = –6 V, 50-Ω D2S source impedance , V_IC = 0.25 V, internal path selected (PATHSEL = GND), V_REF =
GND, D2S R_LOAD = 100 Ω at pin 6, R_F = 249 Ω, R_G = 162 Ω, OPS on (DISABLE = GND), OPS R_LOAD = 100 Ω at pin 11, and
T_J ≈ 25°C (unless otherwise noted)
2
12
1.995
1.99
1.985
1.98
1.975
-55 -35 -15 5 25 45 65 85 105 125
Junction Temperature (⁰C)
D061
30 units shown
2.524
Figure 61. D2S Gain Over Temperature
2.522
2.52
2.518
2.516
2.514
2.512
-55 -35 -15 5 25 45 65 85 105 125
Junction Temperature (⁰C)
D063
30 units shown
0.9998
Figure 63. OPS Gain Over Temperature
0.9997
0.9996
0.9995
0.9994
0.9993
0.9992
-55 -35 -15 5 25 45 65 85 105 125
Junction Temperature (⁰C)
D065
30 units shown
Figure 65. Midscale Buffer Gain Over Temperature
10
8
7
7
6
4
2
0
0
5
4
4
2
1
Gain Drift (ppm/qC)
30 units from –40°C to +125°C
0
D062
10
9
8
7
6
5
4
3
2
1
0
0
Figure 62. D2S Gain Drift Histogram
9
8
6
222
1
0
0
Gain Drift (ppm/qC)
D064
30 units from –40°C to +125°C
Figure 64. OPS Gain Drift Histogram
11
10
10
9
9
8
7
6
6
5
4
3
3
2
2
1
0
0
0
0
0
0
0
D066
Gain Drift (ppm/qC)
30 units from –40°C to +125°C
Figure 66. Midscale Buffer Gain Drift Histograms
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