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SLOS154B− DECEMBER 1995 − REVISED JUNE 2005
D
D
Input Offset Voltage Drift . . . Typically
0.1 µV/Month, Including the First 30 Days
Wide Range of Supply Voltages Over
Specified Temperature Range:
0°C to 70°C . . . 3 V to 16 V
−40°C to 85°C . . . 4 V to 16 V
−55°C to 125°C . . . 5 V to 16 V
Single-Supply Operation
D
D
D
D
D
Low Noise . . . 68 nV/√Hz Typically at
f = 1 kHz
Output Voltage Range Includes Negative
Rail
12
High Input Impedance . . . 10 Ω Typ
ESD-Protection Circuitry
Small-Outline Package Option Also
Available in Tape and Reel
D
D
Common-Mode Input Voltage Range
Extends Below the Negative Rail (C-Suffix
and I-Suffix Types)
D
Designed-In Latch-Up Immunity
description
The TLC27L1 operational amplifier combines a wide range of input offset-voltage grades with low offset-voltage
drift and high input impedance. In addition, the TLC27L1 is a low-bias version of the TLC271 programmable
amplifier. These devices use the Texas Instruments silicon-gate LinCMOS technology, which provides
offset-voltage stability far exceeding the stability available with conventional metal-gate processes.
Three offset-voltage grades are available (C-suffix and I-suffix types), ranging from the low-cost TLC27L1
(10 mV) to the TLC27L1B (2 mV) low-offset version. The extremely high input impedance and low bias currents,
in conjunction with good common-mode rejection and supply voltage rejection, make these devices a good
choice for new state-of-the-art designs as well as for upgrading existing designs.
In general, many features associated with bipolar technology are available in LinCMOS operational amplifiers,
without the power penalties of bipolar technology. General applications such as transducer interfacing, analog
calculations, amplifier blocks, active filters, and signal buffering are all easily designed with the TLC27L1. The
devices also exhibit low-voltage single-supply operation, making them ideally suited for remote and
inaccessible battery-powered applications. The common-mode input-voltage range includes the negative rail.
The device inputs and output are designed to withstand −100-mA surge currents without sustaining latch-up.
The TLC27L1 incorporates internal electrostatic-discharge (ESD) protection circuits that prevent functional
failures at voltages up to 2000 V as tested under MIL-STD-883C, Method 3015.2; however, care should be
exercised in handling these devices as exposure to ESD may result in the degradation of the device parametric
performance.
AVAILABLE OPTIONS
PACKAGE
D OR P PACKAGE
V
max
SMALL
OUTLINE
(D)
PLASTIC
DIP
IO
(TOP VIEW)
T
A
AT 25°C
(P)
OFFSET N1
IN −
V
V
OUT
1
2
3
4
8
7
6
5
DD
DD
2 mV
5 mV
10 mV
TLC27L1BCD
TLC27L1ACD
TLC27L1CD
TLC27L1BCP
TLC27L1ACP
TLC27L1CP
0°C to 70°C
IN +
GND
OFFSET N2
2 mV
5 mV
10 mV
TLC27L1BID
TLC27L1AID
TLC27L1ID
TLC27L1BIP
TLC27L1AIP
TLC27L1IP
−40°C to 85°C
−55°C to 125°C
10 mV
TLC27L1MD
TLC27L1MP
The D package is available taped and reeled. Add R suffix to the device type
(e.g., TLC27L1BCDR).
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
LinCMOS is a trademark of Texas Instruments.
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Copyright 1995 − 2005, Texas Instruments Incorporated
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1
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