Datasheet

5
LT1220
TYPICAL PERFORMANCE CHARACTERISTICS
U
W
Common Mode Rejection Ratio
vs Frequency
Voltage Gain and Phase
vs Frequency
Total Harmonic Distortion
vs Frequency
Slew Rate vs Temperature
Closed-Loop Output Impedance
vs Frequency
Output Swing and Error
vs Settling Time (Inverting)
Output Swing and Error
vs Settling Time (Noninverting)
FREQUENCY (Hz)
1k
0
COMMON MODE REJECTION RATIO (dB)
20
60
120
100k 1M 100M
LT1220 • TPC10
40
100
10k 10M
80
V
S
= ±15V
T
A
= 25°C
SETTLING TIME (ns)
0
OUTPUT SWING (V)
2
6
10
100
LT1220 • TPC11
–2
–6
0
4
8
–4
–8
–10
25
50
75
125
10mV
10mV
1mV
1mV
SETTLING TIME (ns)
0
OUTPUT SWING (V)
2
6
10
100
LT1220 • TPC12
–2
–6
0
4
8
–4
–8
–10
25
50
75
125
10mV
10mV
1mV
1mV
FREQUENCY (Hz)
100
–20
VOLTAGE GAIN (dB)
0
40
100
1k 100k 1M 100M
LT1220 • TPC13
20
60
80
10k 10M
–20
0
40
100
20
60
80
PHASE MARGIN (DEG)
V
S
= ±15V
V
S
= ±15V
V
S
= ±5V
V
S
= ±5V
T
A
= 25°C
FREQUENCY (Hz)
0.1
OUTPUT IMPEDANCE (Ω)
1
10
100
10k 1M 10M 100M
LT1220 • TPC15
0.01
100k
V
S
= ±15V
T
A
= 25°C
A
V
= 1
Frequency Response
vs Capacitive Load
FREQUENCY (MHz)
1
–10
VOLTAGE MAGNITUDE (dB)
2
8
10
10 100
LT1220 • TPC14
–8
–6
–4
–2
0
6
4
C = 100pF
C = 0
C = 50pF
C = 1000pF
C = 500pF
V
S
= ±15V
T
A
= 25°C
A
V
= –1
Gain-Bandwidth vs Temperature
TEMPERATURE (°C)
–50
38
GAIN-BANDWIDTH (MHz)
42
44
48
50
–25 50 100 125
LT1220 • TPC16
40
46
025 75
V
S
= ±15V
TEMPERATURE (°C)
–50
150
SLEW RATE (V/µs)
200
225
275
300
–25 50 100 125
LT1220 • TPC24
175
250
025 75
+SR
–SR
V
S
= ±15V
A
V
= –1
R
IN
= R
F
= 1k
FREQUENCY (Hz)
10 100
0.0001
TOTAL HARMONIC DISTORTION AND NOISE (%)
0.001
0.01
1k 10k 100k
LT1220 • TPC18
A
V
= –1
A
V
= 1
V
S
= ±15V
V
O
= 3V
RMS
R
L
= 500Ω