LT5400
Quad Matched
Resistor Network
FEATURES
DESCRIPTION
The LT®5400 is a quad resistor network with excellent
matching specifications over the entire temperature
range.
n
Excellent Matching
– A-Grade: 0.01% Matching
– B-Grade: 0.025% Matching
n
0.2ppm/°C Matching Temperature Drift
Allfourresistorscanbeaccessedandbiasedindependently,
making the LT5400 a convenient and versatile choice for
any application that can benefit from matched resistors.
n
±±5ꢀ Operating ꢀoltage (±80ꢀ Abs Maxꢁ
n
8ppm/°C Absolute Resistor ꢀalue Temperature Drift
n
Long-Term Stability: <2ppm at 2000 Hrs
n
Theseresistornetworksprovidepreciseratiometricstability
required in highly accurate difference amplifiers, voltage
references and bridge circuits.
–55°C to 150°C Operating Temperature
n
8-Lead MSOP Package
The LT5400 is available in a space-saving 8-pin MSOP
package, and is specified over the temperature range of
–55°C to 150°C.
APPLICATIONS
n
Difference Amplifier
Reference Divider
n
L, LT, LTC, LTM, Linear Technology and the Linear logo are registered trademarks of Linear
Technology Corporation. All other trademarks are the property of their respective owners.
n
Precision Summing/Subtracting
TYPICAL APPLICATION
Difference Amplifier
Distribution of Matching Drift
30
LT5400
R1
R2
R3
R4
25
20
15
10
5
1
2
3
4
8
7
6
5
–
+
–
+
INPUTS
REF
5400 TA01a
0
–1 –0.8–0.6–0.4–0.2
0
0.2 0.4 0.6 0.8
1
ppm/°C
5400 G01
5400f
1