LTC6257 Linear Technology, LTC6257 Datasheet - Page 10

• Manufacturer Part Number: LTC6257
• Description: 65uA Power Efficient Rail-to-Rail I/O Op Amps
• Manufacturer: Linear Technology

LTC6255/LTC6256/LTC6257
typicAl perForMAnce chArActeristics
0
2.5
2.0
1.5
1.0
0.5
16
14
12
10
8
6
4
2
0
0
0.01
1.5
Capacitive Load Handling
Overshoot vs Capacitive Load
Slew Rate vs Supply Voltage
V
V
V
V
A
R
V
A
S
STEP
V
S
CM
V
IN
F
–
= 1
= R
= ±2.5V
= 1
= ±2V
= 0V
= 0V
G
= V
= 10k
0.1
2.5
V
S
+
S
+
– 1V
, SUPPLY VOLTAGE (V)
C
RISING
LOAD
FALLING
3.5
1
(nF)
4.5
10
625567 G28
625567 G25
100
5.5
–0.5
–1.5
–2.0
–2.5
150
100
–10
2.5
2.0
1.5
1.0
0.5
50
0
0
1k
0
Common Mode Rejection Ratio
vs Frequency
Large-Signal Response
V
V
S
CM
= ±2.5V
= 0V
20
10k
FREQUENCY (Hz)
V
A
R
40
S
V
LOAD
TIME (ms)
C
C
C
C
= ±2.5V
= 1
LOAD
LOAD
LOAD
LOAD
100k
= 10k
= 10pF
= 100pF
= 1nF
= 10nF
60
1M
80
625567 G26
625567 G29
10M
100
–0.3
–0.6
–0.9
150
100
0.9
0.6
0.3
50
0.001 0.01
0
0
0
Large-Signal Response
Power Supply Rejection Ratio
vs Frequency
20
0.1
V
A
R
FREQUENCY (Hz)
S
V
LOAD
C
C
C
C
= ±0.9V
= 1
40
LOAD
LOAD
LOAD
LOAD
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TIME (µs)
1
= 10k
= 10pF
= 100pF
= 1nF
= 10nF
10
60
V
V
V
V
+
+
–
–
, V
, V
, V
, V
100
S
S
S
S
= 1.8V, 0V
= 5V, 0V
= 1.8V, 0V
= 5V, 0V
80
1k
625567 G27
625567 G30
625567f
10k
100