Datasheet

5
LT1208/LT1209
CCHARA TERIST
ICS
UW
AT
Y
P
I
CA
LPER
F
O
R
C
E
FREQUENCY (Hz)
100k
CROSSTALK (dB)
1M 10M 100M
1208/09 G10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
T
A
= 25°C
V
IN
= 0dBm
A
V
= 1
V
S
= ±5V
R
L
= 500Ω
V
S
= ±15V
R
L
= 1k
Power Supply Rejection Ratio Common-Mode Rejection Ratio
Crosstalk vs Frequency vs Frequency vs Frequency
FREQUENCY (Hz)
100
0
POWER SUPPLY REJECTION RATIO (dB)
40
80
100
1k 100k 1M 100M10M10k
20
60
V
S
= ±15V
T
A
= 25°C
+PSRR
–PSRR
1208/09 G11
FREQUENCY (Hz)
0
COMMON-MODE REJECTION RATIO (dB)
40
100
120
1k 100k 1M 100M
1208/09 G12
10M10k
20
60
80
V
S
= ±15V
T
A
= 25°C
Voltage Gain and Phase vs Frequency Response vs
Frequency Output Swing vs Settling Time Capacitive Load
FREQUENCY (Hz)
100
–20
VOLTAGE GAIN (dB)
20
60
80
1k 100k 1M 100M
1208/09 B13
10M10k
0
40
V
S
= ±5V
T
A
= 25°C
PHASE MARGIN (DEG)
0
40
80
100
20
60
V
S
= ±15V
V
S
= ±5V
V
S
= ±15V
FREQUENCY (Hz)
1M
–10
VOLTAGE MAGNITUDE (dB)
–6
–4
0
4
6
10
10M 100M
1208/09 G15
V
S
= ±15V
T
A
= 25°C
A
V
= –1
–8
–2
2
8
C = 1000pF
C = 0
C = 50pF
C = 100pF
C = 500pF
SETTLING TIME (ns)
0
OUTPUT SWING (V)
10
8
6
4
2
0
–2
–4
–6
–8
–10
100
1208/09 G14
25
50
75
125
V
S
= ±15V
T
A
= 25°C
10mV SETTLING
A
V
= 1
A
V
= –1
A
V
= 1
A
V
= –1
Closed-Loop Output Impedance
vs Frequency Gain-Bandwidth vs Temperature Slew Rate vs Temperature
FREQUENCY (Hz)
10k
0.01
OUTPUT IMPEDANCE (Ω)
0.1
1
10
100
100k 1M 10M 100M
1208/09 G16
V
S
= ±15V
T
A
= 25°C
A
V
= +1
TEMPERATURE (°C)
–50
200
SLEW RATE (V/µs)
300
350
450
500
–25 25 75 125
1208/09 G18
100500
250
400
V
S
= ±15V
A
V
= –2
–SR
+SR
TEMPERATURE (°C)
–50
42
GAIN-BANDWIDTH (MHz)
44
45
47
48
–25 25 75 125
1208/09 G17
100500
43
46
V
S
= ±15V