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LTC2053 Series

Precision, Rail-to-Rail, Zero-Drift, Resistor-Programmable Instrumentation Amplifier

Manufacturer: Analog Devices

Catalog

Precision, Rail-to-Rail, Zero-Drift, Resistor-Programmable Instrumentation Amplifier

Key Features

• 116dB CMRR Independent of Gain
• Maximum Offset Voltage: 10μV
• Maximum Offset Voltage Drift: 50nV/°C
• Rail-to-Rail Input
• Rail-to-Rail Output
• 2-Resistor Programmable Gain
• Supply Operation: 2.7V to ±5.5V
• Typical Noise: 2.5μVP-P(0.01Hz to 10Hz)
• Typical Supply Current: 750μA
• LTC2053-SYNC Allows Synchronization to External Clock
• Available in MS8 and 3mm × 3mm × 0.8mm DFN Packages

Description

AI
The LTC2053 is a high precision instrumentation amplifier. The CMRR is typically 116dB with a single or dual 5V supply and is independent of gain. The input offset voltage is guaranteed below 10μV with a temperature drift of less than 50nV/°C. The LTC2053 is easy to use; the gain is adjustable with two external resistors, like a traditional op amp.The LTC2053 uses charge balanced sampled data techniques to convert a differential input voltage into a single ended signal that is in turn amplified by a zero-drift operational amplifier.The differential inputs operate from rail-to-rail and the single-ended output swings from rail-to-rail. The LTC2053 can be used in single-supply applications, as low as 2.7V. It can also be used with dual ±5.5V supplies. The LTC2053 requires no external clock, while the LTC2053-SYNC has a CLK pin to synchronize to an external clock.The LTC2053 is available in an MS8 surface mount package. For space limited applications, the LTC2053 is available in a 3mm × 3mm × 0.8mm dual fine pitch leadless package (DFN).ApplicationsThermocouple AmplifiersElectronic ScalesMedical InstrumentationStrain Gauge AmplifiersHigh Resolution Data Acquisition