THS7530 Datasheet, PDF (7/19 Pages) Texas Instruments – HIGH-SPEED, FULLY DIFFERENTIAL, CONTINUOUSLY VARIABLE GAIN AMPLIFIER

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THS7530
SLOS405A DECEMBER 2002– REVISED APRIL 2003
TYPICAL CHARACTERISTICS
TABLE OF GRAPHS
Measured using the ac test circuit shown in Figure 1 (unless otherwise noted).
Voltage Gain to Load
Gain and Gain Error
Noise Figure
Output Intercept Point
1-dB Compression Point
Total Input Voltage Noise
Intermodulation Distortion
Harmonic Distortion
S–Parameters
Differential Input Impedance of Main Amplifier
Differential Output Impedance of Main Amplifier
VG+ Input Impedance
VOCM Input Impedance
Common-Mode Rejection Ratio
Step Response – 2 VPP
Step Response – Rising Edge
Step Response – Falling Edge
vs Frequency (Input at 45 dBm)
vs VG+
vs Frequency
vs Frequency
vs Frequency
vs Frequency
vs Frequency
vs Frequency
vs Frequency
vs Frequency
vs Frequency
vs Frequency
vs Frequency
vs Frequency
vs Time
vs Time
vs Time
FIGURE
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
VOLTAGE GAIN TO LOAD
vs
FREQUENCY (PIN = –45 dBm)
50
Maximum Gain
40
30
20
10
0
–10
1
Minimum Gain
Gain is taken at load. Add 6 dB
to refer to amplifier output.
10
100
f – Frequency – MHz
Figure 3
1000
GAIN AND GAIN ERROR
vs
VG+
45
0.4
40
0.2
35
30
0
Gain
25
–0.2
20
15
Gain Error
–0.4
10
–0.6
5
0
–0.8
0
200
400 600 800 1000
V – VG+ – mV
Figure 4
7