LT2178C Просмотр технического описания (PDF) - Linear Technology
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LT2178C Datasheet PDF : 12 Pages
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LT2178/LT 2179
ELECTRICAL CHARACTERISTICS VS = 5V, 0V, VCM = 0.1V, VO = 1.4V, 0°C ≤ TA ≤ 70°C, unless otherwise noted.
SYMBOL PARAMETER
AVOL
Large-Signal Voltage Gain
Maximum Output Voltage
Swing
IS
Supply Current per Amplifier
CONDITIONS
LT2178AC/LT2179AC
MIN TYP MAX
VO = 0.05V to 4V, No Load (Note 3) q 150 500
VO = 0.05V to 3.5V, RL = 50k
q 55 160
Output Low, No Load
q
Output Low, ISINK = 100µA
q
8
11
140 190
Output High, No Load
Output High, 2k to GND
q 4.1 4.3
q 3.3 3.8
q
14
21
LT2178C/LT2179C
MIN TYP MAX
80 500
45 160
8
11
140 190
4.1 4.3
3.3 3.8
15
24
UNITS
V/mV
V/mV
mV
mV
V
V
µA
VS = ±15V, TA = 25°C, unless otherwise noted.
SYMBOL PARAMETER
VOS
Input Offset Voltage
IOS
Input Offset Current
IB
Input Bias Current
Input Voltage Range
CONDITIONS
LT2178
LT2179
CMRR
PSRR
AVOL
VOUT
SR
GBW
IS
Common Mode Rejection Ratio
Power Supply Rejection Ratio
Large-Signal Voltage Gain
Maximum Output Voltage
Swing
Slew Rate
Gain Bandwidth Product
Supply Current per Amplifier
VCM = 13.5V to –15V
VS = 5V, 0V to ±18V
VO = ±10V, RL = 50k
VO = ±10V, No Load
RL = 50k
RL = 2k
AV = 1
fO ≤ 5kHz
LT2178AC/LT2178AI
LT2179AC/LT2179AI
MIN TYP MAX
70 300
80 350
0.05 0.25
3
5
13.5
–15.0
96
13.9
–15.3
106
96 112
300
600
±13.0
±11.0
0.02
1200
2500
±14.2
±12.7
0.04
85
16
21
LT2178C/LT2178I
LT2179C/LT2179I
MIN TYP MAX
90 400
100 450
0.05 0.35
3
6
13.5
–15.0
93
13.9
–15.3
106
94 112
250
400
±13.0
±11.0
0.02
1000
2500
±14.2
±12.7
0.04
85
17
25
UNITS
µV
µV
nA
nA
V
V
dB
dB
V/mV
V/mV
V
V
V/µs
kHz
µA
VS = ±15V, – 40°C ≤ TA ≤ 85°C for I grades, unless otherwise noted.
SYMBOL PARAMETER
VOS
Input Offset Voltage
CONDITIONS
LT2178
LT2179
∆VOS
∆T
IOS
IB
AVOL
CMRR
PSRR
IS
Input Offset Voltage Drift
LT2178 (Note 5)
LT2179
Input Offset Current
Input Bias Current
Large-Signal Voltage Gain
VO = ±10V, RL = 50k
Common Mode Rejection Ratio VCM = 13V, –14.9V
Power Supply Rejection Ratio VS = 0V, 5V to ±18V
Maximum Output Voltage Swing RL = 5k
Supply Current per Amplifier
LT2178AI/LT2179AI
MIN TYP MAX
q
100 650
q
100 650
q
0.6 1.8
0.7 3.0
q
0.07 0.70
q
3
7
q 150 500
q 90 105
q 92 110
q ±11.0 ±13.5
q
18
28
LT2178I/LT2179I
MIN TYP MAX
130 740
130 740
0.7 2.5
0.9 4.0
0.1 1.0
4
8
100 500
88 103
88 109
±11.0 ±13.5
19
30
UNITS
µV
µV
µV/°C
µV/°C
nA
nA
V/mV
dB
dB
V
µA
4
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