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LT1490ACDD 数据表(PDF) 5 Page - Linear Technology

部件名 LT1490ACDD
功能描述  Dual/Quad Over-The-Top Micropower Rail-to-Rail Input and Output Op Amps
PDF  16 Pages
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制造商  LINER [Linear Technology]
网页  http://www.linear.com
标志 LINER - Linear Technology

LT1490ACDD 数据表(HTML) 5 Page - Linear Technology

  LT1490ACDD Datasheet HTML 1Page - Linear Technology LT1490ACDD Datasheet HTML 2Page - Linear Technology LT1490ACDD Datasheet HTML 3Page - Linear Technology LT1490ACDD Datasheet HTML 4Page - Linear Technology LT1490ACDD Datasheet HTML 5Page - Linear Technology LT1490ACDD Datasheet HTML 6Page - Linear Technology LT1490ACDD Datasheet HTML 7Page - Linear Technology LT1490ACDD Datasheet HTML 8Page - Linear Technology LT1490ACDD Datasheet HTML 9Page - Linear Technology Next Button
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5
LT1490A/LT1491A
sn1490, 14901afbs
LT1490AH/LT1491AH
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VOS
Input Offset Voltage (Note 5)
LT1490AHS8
110
500
µV
●
2500
µV
LT1490AHMS8, LT1491AHS
220
1000
µV
●
3000
µV
Input Offset Voltage Drift (Note 9)
●
36
µV/°C
IOS
Input Offset Current
●
2nA
VCM = 44V (Note 6)
●
1.5
µA
IB
Input Bias Current
●
20
nA
VCM = 44V (Note 6)
●
15
µA
Input Voltage Range
●
0.3
44
V
CMRR
Common Mode Rejection Ratio
VCM = 0.3V to VCC –1V
●
60
dB
(Note 6)
VCM = 0.3V to 44V
●
74
dB
AVOL
Large-Signal Voltage Gain
VS = 3V, VO = 500mV to 2.5V, RL = 10k
200
1500
V/mV
●
25
V/MV
VS = 5V, VO = 500mV to 4.5V, RL = 10k
400
1500
V/mV
●
50
V/mV
VOL
Output Voltage Swing Low
VS = 3V, No Load
●
15
mV
VS = 3V, ISINK = 2.5mA
●
450
mV
VS = 5V, No Load
●
15
mV
VS = 5V, ISINK = 2.5mA
●
500
mV
VOH
Output Voltage Swing High
VS = 3V, No Load
●
2.925
V
VS = 3V, ISOURCE = 5mA
●
2.350
V
VS = 5V, No Load
●
4.925
V
VS = 5V, ISOURCE = 10mA
●
4.100
V
PSRR
Power Supply Rejection Ratio
VS = 2.5V to 12.5V, VCM = VO = 1V
●
80
dB
Minimum Operating Supply Voltage
●
2.5
V
Reverse Supply Voltage
IS = – 100µA per Amplifier
●
18
V
The
● denotes specifications which apply over the full operating temperature range of – 40
°C ≤ TA ≤ 125°C. VS = 3V, 0V; VS = 5V, 0V;
VCM = VOUT = half supply unless otherwise noted. (Note 4)
LT1490AC/LT1491AC
LT1490AI/LT1491AI
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
ISC
Short-Circuit Current (Note 2)
Short to GND
±20
±25
mA
0
°C ≤ TA ≤ 70°C
●
±15
mA
–40
°C ≤ TA ≤ 85°C
●
±10
mA
PSRR
Power Supply Rejection Ratio
VS = ±1.25V to ±22V
●
88
98
dB
IS
Supply Current per Amplifier
50
70
µA
●
85
µA
GBW
Gain Bandwidth Product
f = 1kHz
125
200
kHz
0
°C ≤ TA ≤ 70°C
●
110
kHz
–40
°C ≤ TA ≤ 85°C
●
100
kHz
SR
Slew Rate
AV = – 1, RL = ∞, VO = ±10V,
0.0375
0.07
V/
µs
Measure at VO = ±5V
0
°C ≤ TA ≤ 70°C
●
0.0330
V/
µs
–40
°C ≤ TA ≤ 85°C
●
0.0300
V/
µs
ELECTRICAL CHARACTERISTICS The ● denotes specifications which apply over the full operating temperature
range of – 40
°C ≤ TA ≤ 85°C, otherwise specifications are at TA = 25°C. VS = ±15V; VCM = 0V, VOUT = 0V unless otherwise noted. (Note 4)



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