THS770012_15 Datasheet, PDF (9/35 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.
SMALL- AND LARGE-SIGNAL PULSE RESPONSE
SLEW RATE
vs OUTPUT VOLTAGE STEP
3
4000
2
3000
1
0
2000
-1
1000
-2
-3
0
20
40
60
80
100
120
Time - ns
Figure 10.
0
0
1
2
3
4
5
Output Voltage - V_PP
Figure 11.
OVERDRIVE RECOVERY
2
8
V_IN
6
1
4
2
V_OUT
0
0
-2
-1
-4
-6
-2
-8
0
50
100
150
200
Times - ns
Figure 12.
SINGLE-ENDED INPUT
HARMONIC DISTORTION vs FREQUENCY
-60
HD₂
-65 V_OUT = 3 V_PP
-70 ^{VOUT = 2 VPP}
V_OUT = 1 V_PP
-75
-80
-85
-90
-95
-100
-105
-110
-115
10M
HD₃
V_OUT = 3 V_PP
V_OUT = 2 V_PP
V_OUT = 1 V_PP
100M
1G
Frequency - Hz
Figure 13.
HARMONIC DISTORTION
vs FREQUENCY
-60
-65 ^HD2
V_OUT = 3 V_PP
-70 V_OUT = 2 V_PP
-75 ^{VOUT = 1 VPP}
-80
-85
-90
-95
-100
-105
-110
-115
10M
HD₃
V_OUT = 3 V_PP
V_OUT = 2 V_PP
V_OUT = 1 V_PP
100M
1G
Frequency - Hz
Figure 14.
HARMONIC DISTORTION
vs OUTPUT VOLTAGE
-65
f = 100 MHz,
-70 ^RL ^{= 400 W}
HD₂
-75
-80
HD₃
-85
-90
-95
-100
0
1
2
3
4
5
V_OUT - Output Voltage - V
Figure 15.
Copyright © 2010–2012, Texas Instruments Incorporated
Product Folder Link(s): THS770012
Submit Documentation Feedback
9