LT1057_15 Datasheet, PDF (7/16 Pages) Linear Technology – Dual and Quad, JFET Input Precision High Speed Op Amps

TYPICAL PERFORMANCE CHARACTERISTICS
Large-Signal Response
A_V = +1
C_L = 100pF
0.5µs/DIV
10578 G10
Slew Rate, Gain-Bandwidth
Product vs Temperature
30
10
V_S = ±15V
8
SLEW FALL
20
6
GBW
4
SLEW RISE
10
2
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
10578 G11
Small-Signal Response
A_V = +1
C_L = 100pF
0.2µs/DIV
10578 G13
Gain, Phase Shift vs Frequency
140
100
120
100
PHASE MARGIN = 58°
120
80
60
140
GAIN
PHASE
40
20
160
V_S = ±15V
0 T_A = 25°C
C_L = 10pF
–20
180
1 10 100 1k 10k 100k 1M 10M 100M
FREQUENCY (Hz)
10578 G14
Settling Time
10
Channel Separation vs Frequency
160
10mV
5
0.5mV
FROM LEFT TO RIGHT:
0 SETTLING TIME TO 10mV, 5mV, 2mV,
1mV, 0.5mV
–5
–10
0
0.5mV
10mV
V_S = ±15V
T_A = 25°C
1
2
3
SETTLING TIME (µs)
10578 G16
140
LIMITED BY
THERMAL
120
INTERACTION
AT DC = 132dB
R_S = 10Ω
R_S = 1k
100
LIMITED BY
PIN-TO-PIN
CAPACITANCE
V_S = ±15V
80 _{TA = 25°C}
V_IN = 20V_P-P TO 5kHz
R_L = 2k
60
1 10 100 1k 10k 100k 1M
FREQUENCY (Hz)
10578 G17
LT1057/LT1058
Undistorted Output Swing vs
Frequency
30
V_S = ±15V
T_A = 25°C
24
18
12
6
0
100k
1M
FREQUENCY (Hz)
10M
10578 G12
Capacitive Load Handling
80
V_S = ±15V
70 ^TA ^{= 25°C}
60
50
A_V = –1
40
A_V = +1
30
20
A_V = 10
10
0
10
100
1000
10000
CAPACITIVE LOAD (pF)
10578 G15
Output Impedance vs Frequency
100
V_S = ±15V
T_A = 25°C
A_V = 100
10
1
0.1
1k
A_V = 10
A_V = 1
10k
100k
FREQUENCY (Hz)
10M
10578 G18
10578fd
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