Datasheet

AD8538/AD8539 Data Sheet
Rev. B | Page 18 of 24
V
S
= 2.7 V or ±1.35 V, T
A
= 25°C, AD8539 only, unless otherwise noted.
06741-057
–10 –9 –8 –7 –6 –5 –4 –3 –2 –1 0 1 2 3 4 5 6 7 8 9 10
V
OS
350
300
250
200
150
100
50
0
NUMBER OF AMPLIFIERS
AD8539
V
SY
= 2.7V
0V < V
CM
< 2.7V
T
A
= 25°C
Figure 56. AD8539 Input Offset Voltage Distribution
0 0.016 0.032 0.048 0.064 0.080 0.096
TCV
OS
(µV)
45
40
35
30
25
20
15
10
5
0
NUMBER OF AMPLIFIERS
06741-058
AD8539
V
SY
= ±1.35V
–40°C < T
A
< +125°C
Figure 57. AD8539 Input Offset Voltage Drift Distribution
20
15
10
5
0
–5
–10
–15
–20
V
OS
(µV)
0 0.3 0.6 0.9 1.2 1.5 1.8 2.1 2.4 2.7
V
CM
(V)
AD8539
V
SY
= 2.7V
0V < V
CM
< 2.7V
T
A
= 25°C
06741-059
Figure 58. AD8539 Input Offset Voltage vs. Input Common-Mode Voltage
06741-060
–40 –25 –10 5 20 35 50 65 80 95 110 125
TEMPERATURE (°C)
35
30
25
20
15
10
5
0
OUTPUT SATURATION VOLTAGE (mV)
AD8539
V
SY
= 2.7V
V
DD
– V
OH
, R
L
= 10kΩ
V
DD
– V
OH
, R
L
= 100kΩ
V
OL
, R
L
= 10kΩ
V
OL
, R
L
= 100kΩ
Figure 59. AD8539 Output Saturation Voltage vs. Temperature
06741-061
60
70
80
50
40
30
20
10
0
OVERSHOOT (%)
1 10 100 1k
CAPACITANCE (pF)
OS+
AD8539
V
SY
= ±1.35V
R
L
= 2kΩ
OS–
Figure 60. AD8539 Small Signal Overshoot vs. Load Capacitance
06741-062
TIME (4µs/DIV)
VOLTAGE (500mV/DIV)
AD8539
V
SY
= ±1.35V
A
V
= 1
C
L
= 300pF
R
L
= 10kΩ
Figure 61. AD8539 Large Signal Transient Response