Datasheet

LT1801/LT1802
5
18012fc
ELECTRICAL CHARACTERISTICS
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
OS
Input Offset Voltage V
CM
= 0V
V
CM
= 0V (MS8)
V
CM
= 0V (DD)
V
CM
= V
S
l
l
l
l
175
200
320
0.75
700
850
1150
4
μV
μV
μV
mV
ΔV
OS
Input Offset Shift V
CM
= 0V to V
S
– 1.5V
l
30 300 μV
Input Offset Voltage Match
(Channel-to-Channel) (Note 9)
V
CM
= 0V
V
CM
= 0V (MS8)
V
CM
= 0V (DD)
l
l
l
200
280
320
1250
1600
1800
μV
μV
μV
V
OS
TC Input Offset Voltage Drift (Note 8)
l
1.5 5 μV/°C
I
B
Input Bias Current
V
CM
= V
S
– 0.2V
l
l
50
600
400
2250
nA
nA
Input Bias Current Match
(Channel-to-Channel) (Note 9)
V
CM
= 1V
V
CM
= V
S
– 0.2V
l
l
25
25
450
700
nA
nA
I
OS
Input Offset Current V
CM
= 1V
V
CM
= V
S
– 0.2V
l
l
25
25
350
350
nA
nA
A
VOL
Large-Signal Voltage Gain V
S
= 5V, V
O
= 0.5V to 4.5V, R
L
= 1k at V
S
/2
V
S
= 5V, V
O
= 1.5V to 3.5V, R
L
= 100Ω at V
S
/2
V
S
= 3V, V
O
= 0.5V to 2.5V, R
L
= 1k at V
S
/2
l
l
l
20
2
17.5
65
6
65
V/mV
V/mV
V/mV
CMRR Common Mode Rejection Ratio V
S
= 5V, V
CM
= 0V to 3.5V
V
S
= 3V, V
CM
= 0V to 1.5V
l
l
81
73
101
93
dB
dB
CMRR Match (Channel-to-Channel) (Note 9) V
S
= 5V, V
CM
= 0V to 3.5V
V
S
= 3V, V
CM
= 0V to 1.5V
l
l
75
67
101
93
dB
dB
Input Common Mode Range
l
0V
S
V
PSRR Power Supply Rejection Ratio V
S
= 2.5V to 10V, V
CM
= 0V
l
73 90 dB
PSRR Match (Channel-to-Channel) (Note 9) V
S
= 2.5V to 10V, V
CM
= 0V
l
67 90 dB
Minimum Supply Voltage (Note 6) V
CM
= V
O
= 0.5V
l
2.3 2.5 V
V
OL
Output Voltage Swing Low (Note 7) No Load
I
SINK
= 5mA
I
SINK
= 10mA
l
l
l
15
105
170
90
250
400
mV
mV
mV
V
OH
Output Voltage Swing High (Note 7) No Load
I
SOURCE
= 5mA
I
SOURCE
= 10mA
l
l
l
25
150
300
90
350
700
mV
mV
mV
I
SC
Short-Circuit Current V
S
= 5V
V
S
= 3V
l
l
12.5
12.5
30
30
mA
mA
I
S
Supply Current per Amplifi er
l
2.1 3 mA
GBW Gain Bandwidth Product Frequency = 2MHz
l
25 70 MHz
SR Slew Rate V
S
= 5V, A
V
= –1, R
L
= 1k, V
O
= 1V to 4V
l
918 V/μs
The l denotes the specifi cations which apply over the temperature range
of – 40°C < T
A
< 85°C. V
S
= 5V, 0V; V
S
= 3V, 0V; V
CM
= V
OUT
= half supply, unless otherwise noted. (Note 5)