Datasheet

  
   
 
SLOS019E − SEPTEMBER 1988 − REVISED FEBRUARY 2005
13
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
†
NORMALIZED INPUT OFFSET VOLTAGE
vs
CHOPPING FREQUENCY
−10
0
10
20
30
40
50
60
70
100 1 k 10 k 100 k
Chopping Frequency − Hz
V
DD±
= ±5 V
V
IC
= 0
T
A
= 25°C
VIO − Normalized Input Offset − uV
V
IO
Vµ
Figure 1
−5
V
IC
− Common-Mode Input Voltage − V
IIB − Input Bias Current − pA
10
5
0
01
15
20
INPUT BIAS CURRENT
vs
COMMON-MODE INPUT VOLTAGE
25
2345
I
IB
V
DD±
= ±5 V
T
A
= 25°C
−4 −3 −2 −1
Figure 2
Figure 3
Chopping Frequency − Hz
30
10
0
60
20
IIB − Input Bias Current − pA
50
40
70
INPUT BIAS CURRENT
vs
CHOPPING FREQUENCY
100 1 k 10 k 100 k
IB
I
V
DD±
= ±5 V
V
IC
= 0
T
A
= 25°C
T
A
− Free-Air Temperature − °C
1
100
25 45 65 105 125
INPUT BIAS CURRENT
vs
FREE-AIR TEMPERATURE
85
10
V
DD±
= ±5 V
V
O
= 0
V
IC
= 0
IIB − Input Bias Current − pA
IB
I
Figure 4
†
Data at high and low temperatures are applicable only within the rated operating free-air temperature ranges of the various devices.