LT1490AIS8 View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
LT1490AIS8
Linear Technology
'LT1490AIS8' PDF : 16 Pages View PDF
LT1490A/LT1491A
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 = 3V, 0V; VS = 5V, 0V; VCM = VOUT = half supply
unless otherwise noted. (Note 4)
SYMBOL PARAMETER
CONDITIONS
LT1490AC/LT1491AC
LT1490AI/LT1491AI
MIN
TYP
MAX
UNITS
VOS
Input Offset Voltage (Note 5)
LT1490A N, S Packages
0°C ≤ TA ≤ 70°C
–40°C ≤ TA ≤ 85°C
110
500
μV
l
700
μV
l
800
μV
LT1490A MS8 Package, LT1491A N, S Packages
0°C ≤ TA ≤ 70°C
l
–40°C ≤ TA ≤ 85°C
l
220
1000
μV
1200
μV
1400
μV
LT1490A DD, LT1491A DHC
0°C ≤ TA ≤ 70°C
–40°C ≤ TA ≤ 85°C
250
1200
μV
l
1400
μV
l
1600
μV
Input Offset Voltage Drift (Note 9)
–40°C ≤ TA ≤ 85°C
l
LT1490A DD, LT1491A DHC, –40°C ≤ TA ≤ 85°C l
2
4
2
6
μV/°C
μV/°C
IOS
Input Offset Current
VCM = 44V (Note 6)
l
0.2
0.8
nA
l
0.8
μA
IB
Input Bias Current
VCM = 44V (Note 6)
VS = 0V
l
1
8
nA
l
3
10
μA
0.3
nA
Input Bias Current Drift
–40°C ≤ TA ≤ 85°C
l
2
pA/°C
Input Noise Voltage
en
Input Noise Voltage Density
in
Input Noise Current Density
0.1Hz to 10Hz
f = 1kHz
f = 1kHz
1
50
0.015
μVP-P
nV/√Hz
pA/√Hz
RIN
Input Resistance
Differential
Common Mode, VCM = 0V to 44V
6
17
MΩ
4
11
MΩ
CIN
Input Capacitance
4.6
pF
Input Voltage Range
l0
44
V
CMRR
AVOL
Common Mode Rejection Ratio
(Note 6)
Large-Signal Voltage Gain
VOL
Output Voltage Swing Low
VOH
Output Voltage Swing High
ISC
Short-Circuit Current (Note 2)
VCM = 0V to VCC – 1V
VCM = 0V to 44V
VS = 3V, VO = 500mV to 2.5V, RL = 10k
0°C ≤ TA ≤ 70°C
–40°C ≤ TA ≤ 85°C
VS = 5V, VO = 500mV to 4.5V, RL = 10k
0°C ≤ TA ≤ 70°C
–40°C ≤ TA ≤ 85°C
VS = 3V, No Load
VS = 3V, ISINK = 5mA
VS = 5V, No Load
VS = 5V, ISINK = 5mA
VS = 5V, ISINK = 10mA
VS = 3V, No Load
VS = 3V, ISOURCE = 5mA
VS = 5V, No Load
VS = 5V, ISOURCE = 10mA
VS = 3V, Short to GND
VS = 3V, Short to VCC
VS = 5V, Short to GND
VS = 5V, Short to VCC
l 84
l 80
200
l 133
l 100
400
l 250
l 200
l
l
l
l
l 2.95
l 2.55
l 4.95
l 4.30
10
10
15
15
98
98
1500
1500
3
10
250
450
3
10
250
500
330
500
2.978
2.6
4.978
4.6
15
30
25
30
dB
dB
V/mV
V/mV
V/mV
V/mV
V/mV
V/mV
mV
mV
mV
mV
mV
V
V
V
V
mA
mA
mA
mA
14901afd
4
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