6
LT1464/LT1465
TYPICAL PERFORMANCE CHARACTERISTICS
U
W
Power Supply Rejection Ratio vs
Frequency
Gain and Phase vs Frequency
FREQUENCY (MHz)
0.01
VOLTAGE
GAIN
(dB)
70
60
50
40
30
20
10
0
–10
PHASE
MARGIN
(DEG)
120
100
80
60
40
20
0
–20
–40
0.1
1
10
LT1464 TPC10
VS = ±15V
TA = 25°C
GAIN
PHASE
PHASE MARGIN = 66
°,
CL = 10pF
FREQUENCY (Hz)
10
PSRR
(dB)
120
100
80
60
40
20
0
100
1k
10k
100k
LT1464 TPC12
1M
NEGATIVE
SUPPLY
POSITIVE
SUPPLY
TA = 25°C
Common Mode Rejection Ratio vs
Frequency
FREQUENCY (Hz)
10
CMRR
(dB)
100
80
60
40
20
0
10k
LT1464 TPC11
100
1k
10k
1M
VS = ±15V
TA = 25°C
Closed-Loop Output Impedance
Phase Margin vs CLOAD
CAPACITIVE LOAD (pF)
1
0
PHASE
MARGIN
(DEG)
10
30
40
50
100
70
10
1000
100
LT1464 TPC13
20
80
90
60
10000
VS = ±15V
TA = 25°C
FREQUENCY (Hz)
10
0.1
OUTPUT
IMPEDANCE
(
)
1
10
100
1000
100
1k
10k
100k
LT1464 TPC15
1M
10M
CL = 10nF
CL = 1000pF
CL = 0pF
VS = ±15V
TA = 25°C
AV = 1
Small-Signal Response,
VS = ±5V, ±15V, CLOAD = 1000pF
Large-Signal Response,
VS = ±15V
5V/DIV
0V
AV = 1
20
s/DIV
C
L = 10pF
50mV/DIV
0V
AV = 1
5
s/DIV
C
L = 1000pF
LT1464 TPC16
LT1464 TPC18
Common Mode and Power Supply
Rejections vs Temperature
TEMPERATURE (
°C)
–75
70
CMRR,
PSRR
(dB)
75
80
85
90
–25
25
75
125
LT1464 TPC14
95
100
–50
0
50
100
VS = ±2.5V TO ±20V FOR PSRR
VS = ±15V, VCM = –12V TO 15V FOR CMRR
PSRR
CMRR
Small-Signal Response,
VS = ±5V, ±15V
20mV/DIV
0V
AV = 1
0.5
s/DIV
C
L = 10pF
LT1464 TPC17