Datasheet

LT1498/LT1499
14989fg
11
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
OS
Input Offset Voltage V
CM
= V
+
– 0.5V
V
CM
= V
–
+ 0.5V
l
l
350
350
1300
1300
μV
μV
V
OS
TC Input Offset Voltage Drift (Note 3)
V
CM
= V
+
– 0.5V
l
l
1.0
2.0
μV/°C
μV/°C
ΔV
OS
Input Offset Voltage Shift V
CM
= V
–
+ 0.5V to V
+
– 0.5V
l
250 1500 μV
Input Offset Voltage Match (Channel-to-Channel) V
CM
= V
–
+ 0.5V, V
+
– 0.5V (Note 5)
l
400 2200 μV
I
B
Input Bias Current V
CM
= V
+
– 0.5V
V
CM
= V
–
+ 0.5V
l
l
0
–1200
500
–500
1200
0
nA
nA
ΔI
B
Input Bias Current Shift V
CM
= V
–
+ 0.5V to V
+
– 0.5V
l
1000 2400 nA
Input Bias Current Match (Channel-to-Channel) V
CM
= V
+
– 0.5V (Note 5)
V
CM
= V
–
+ 0.5V (Note 5)
l
l
0
–400
40
–40
400
0
nA
nA
I
OS
Input Offset Current V
CM
= V
+
– 0.5V
V
CM
= V
–
+ 0.5V
l
l
40
40
300
300
nA
nA
ΔI
OS
Input Offset Current Shift V
CM
= V
–
+ 0.5V to V
+
– 0.5V
l
80 600 nA
A
VOL
Large-Signal Voltage Gain V
O
= –14.5V to 14.5V, R
L
= 10k
l
40 400 V/mV
Channel Separation V
O
= –10V to 10V, R
L
= 2k
l
110 120 dB
CMRR Common Mode Rejection Ratio V
CM
= V
–
+ 0.5V to V
+
– 0.5V
l
86 100 dB
CMRR Match (Channel-to-Channel) (Note 5) V
CM
= V
–
+ 0.5V to V
+
– 0.5V
l
80 100 dB
PSRR Power Supply Rejection Ratio V
S
= ±5V to ±15V
l
88 100 dB
PSRR Match (Channel-to-Channel) (Note 5) V
S
= ±5V to ±15V
l
80 100 dB
V
OL
Output Voltage Swing (Low) (Note 6) No Load
I
SINK
= 0.5mA
I
SINK
= 10mA
l
l
l
25
50
275
75
100
520
mV
mV
mV
V
OH
Output Voltage Swing (High) (Note 6) No Load
I
SOURCE
= 0.5mA
I
SOURCE
= 10mA
l
l
l
3.5
65
500
20
120
1400
mV
mV
mV
I
SC
Short-Circuit Current
l
±7.5 ±12 mA
I
S
Supply Current per Amplifi er
l
2.5 3.2 mA
GBW Gain-Bandwidth Product (Note 7)
l
5.8 8.5 MHz
SR Slew Rate A
V
= –1, R
L
= Open, V
O
= ±10V
Measure at V
O
= ±5V
l
2.2 4.75 V/μs
The l denotes the specifi cations which apply over the temperature range
–40°C < T
A
< 125°C. V
S
= ±15V, V
CM
= 0V, V
OUT
= 0V, unless otherwise noted. (Note 4)
ELECTRICAL CHARACTERISTICS