Datasheet

 
  
    
SLOS197A − AUGUST1997 − REVISED MARCH 2001
18
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 27
CMRR − Common-Mode Rejection Ratio − dB
f − Frequency − Hz
COMMON-MODE REJECTION RATIO
†
vs
FREQUENCY
80
40
20
0
100
60
10
1
10
2
10
3
10
4
10
5
10
6
V
DD
= 5 V
V
IC
= 2.5 V
T
A
= 25°C
V
DD
= 3 V
V
IC
= 1.5 V
Figure 28
CMMR − Common-Mode Rejection Ratio − dB
COMMON-MODE REJECTION RATIO
†‡
vs
FREE-AIR TEMPERATURE
T
A
− Free-Air Temperature − °C
88
86
84
82
80
78
−75 −50 −25 0 25 50 75 100 125
V
DD
= 5 V
V
DD
= 3 V
Figure 29
− Supply-Voltage Rejection Ratio − dB
f − Frequency − Hz
SUPPLY-VOLTAGE REJECTION RATIO
†
vs
FREQUENCY
k
SVR
60
40
20
100
80
0
−20
10
1
10
2
10
3
10
4
10
5
10
6
k
SVR+
k
SVR−
V
DD
= 3 V
T
A
= 25°C
Figure 30
− Supply-Voltage Rejection Ratio − dB
f − Frequency − Hz
SUPPLY-VOLTAGE REJECTION RATIO
†
vs
FREQUENCY
k
SVR
V
DD
= 5 V
T
A
= 25°C
k
SVR−
k
SVR+
100
80
60
40
20
0
−20
10
1
10
2
10
3
10
4
10
5
10
6
‡
Data at high and low temperatures are applicable only within the rated operating free-air temperature ranges of the various devices.
†
For all curves where V
DD
= 5 V, all loads are referenced to 2.5 V. For all curves where V
DD
= 3 V, all loads are referenced to 1.5 V.