®
INA101
High Accuracy
INSTRUMENTATION AMPLIFIER
FEATURES
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APPLICATIONS
LOW DRIFT: 0.25µV/°C max
LOW OFFSET VOLTAGE: 25µV max
LOW NONLINEARITY: 0.002%
LOW NOISE: 13nV/√Hz
HIGH CMR: 106dB AT 60Hz
HIGH INPUT IMPEDANCE: 1010Ω
14-PIN PLASTIC, CERAMIC DIP,
SOL-16, AND TO-100 PACKAGES
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STRAIN GAGES
THERMOCOUPLES
RTDs
REMOTE TRANSDUCERS
LOW-LEVEL SIGNALS
MEDICAL INSTRUMENTATION
DESCRIPTION
The INA101 is a high accuracy instrumentation amplifier designed for low-level signal amplification and
general purpose data acquisition. Three precision op
amps and laser-trimmed metal film resistors are integrated on a single monolithic integrated circuit.
The INA101 is packaged in TO-100 metal, 14-pin
plastic and ceramic DIP, and SOL-16 surface-mount
packages. Commercial, industrial and military temperature range models are available.
Offset
Adj.
2
Offset
Adj.
TO-100 PACKAGE
3
6
INA101
–Input
–Input
10
1kΩ
10kΩ
Gain Sense 1
20kΩ
Output
A3
RG
4
8
Gain Set 1
RG
Gain Set 2
20kΩ
DIP PACKAGE
8
INA101
A1
1kΩ
10kΩ
A1 Output
3
A1
1
7
10kΩ
4
10kΩ
20kΩ
5
Output
A3
10
11
1
20kΩ
Gain Sense 2
Common
1kΩ
A2
5
10kΩ
10kΩ
7
Common
1kΩ
+Input
A2
12
10kΩ
10kΩ
14
+Input
9
2
6
+VCC –VCC
13
+VCC –VCC
9
A2 Output
International Airport Industrial Park • Mailing Address: PO Box 11400, Tucson, AZ 85734 • Street Address: 6730 S. Tucson Blvd., Tucson, AZ 85706 • Tel: (520) 746-1111 • Twx: 910-952-1111
Internet: http://www.burr-brown.com/ • FAXLine: (800) 548-6133 (US/Canada Only) • Cable: BBRCORP • Telex: 066-6491 • FAX: (520) 889-1510 • Immediate Product Info: (800) 548-6132
©1981 Burr-Brown Corporation
SBOS133
PDS-454K
Printed in U.S.A. July, 1998