TLC2654AMJGB Texas Instruments Integrated Circuit (Ceramic Dual-In-Line Packages) In Stock
TLC2654AMJGB is a Texas Instruments chopper-stabilized precision operational amplifier in a ceramic DIP package with 125 dB typical CMRR and 0.05 pA maximum input bias current. It is designed for ultra-low offset drift and high-accuracy DC signal conditioning in demanding instrumentation applications. Available from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Ceramic Dual-In-Line Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- TLC2654AMJGB Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -55.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of TLC2654AMJGB?
- Chopper-stabilized architecture delivers near-zero offset voltage drift for precision DC amplification over temperature
- 125 dB typical common-mode rejection ratio with 110 dB minimum for superior noise immunity
- Ultra-low 0.05 pA maximum input bias current enabling high-impedance sensor interfaces without leakage error
- Ceramic DIP package for hermetic sealing and reliability in military, aerospace, and harsh-environment instrumentation
What is TLC2654AMJGB used for?
TLC2654AMJGB is used in precision strain gauge amplifiers, thermocouple signal conditioners, and weigh-scale front ends where microvolt-level DC accuracy must be maintained across -55°C to 125°C temperature ranges. Its chopper-stabilized input stage eliminates flicker noise and long-term offset drift that degrade conventional op-amp accuracy in slow-varying DC measurements. The hermetic ceramic DIP package suits high-reliability military avionics, down-hole instrumentation, and scientific laboratory equipment where package moisture ingress would compromise measurement integrity.
What are the specifications of TLC2654AMJGB?
| Pbfree Code | Yes |
| YTEOL | 15 |
| Amplifier Type | OPERATIONAL AMPLIFIER |
| Architecture | CHOPPER-STAB |
| Average Bias Current-Max (IIB) | 0.00005 µA |
| Bias Current-Max (IIB) @25C | 0.00006 µA |
| Common-mode Reject Ratio-Min | 110dB |
| Common-mode Reject Ratio-Nom | 125dB |
| Frequency Compensation | YES |
| Input Offset Current-Max (IIO) | 0.00006 µA |
| Input Offset Voltage-Max | 10 µV |
| JESD-30 Code | R-GDIP-T8 |
| JESD-609 Code | e0 |
| Low-Bias | YES |
| Low-Offset | YES |
| Micropower | NO |
| Neg Supply Voltage Limit-Max | -8 V |
| Neg Supply Voltage-Nom (Vsup) | -5 V |
| Number of Functions | 1 |
| Package Body Material | CERAMIC, GLASS-SEALED |
| Package Equivalence Code | DIP8,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Packing Method | TUBE |
| Power | NO |
| Programmable Power | NO |
| Qualification Status | Not Qualified |
| Screening Level | MIL-STD-883 |
| Slew Rate-Min | 1.1V/us |
| Slew Rate-Nom | 2.8V/us |
| Supply Current-Max | 2.4mA |
| Supply Voltage Limit-Max | 8V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | NO |
| Technology | CMOS |
| Temperature Grade | MILITARY |
| Terminal Finish | Tin/Lead (Sn/Pb) |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Unity Gain BW-Nom | 1900 |
| Voltage Gain-Min | 1000000 |
| Wideband | NO |
| Package | Ceramic Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.33.00.01 |
Where can I find the TLC2654AMJGB datasheet?
TLC2654AMJGB Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for TLC2654AMJGB?
Compatible alternatives and drop-in replacements for TLC2654AMJGB:
Frequently Asked Questions
How does the chopper-stabilized architecture of TLC2654AMJGB eliminate offset voltage drift in a precision strain gauge amplifier?
The chopper-stabilization circuit continuously measures and corrects the internal offset voltage at a high chopping frequency, typically several kHz, reducing effective input offset voltage to near zero across the full -55°C to 125°C temperature range. Unlike conventional bipolar or JFET op-amps where offset drifts 1 µV/°C to 10 µV/°C, a chopper-stabilized amplifier maintains sub-µV effective offset, preventing zero-drift errors in millivolt-level strain gauge bridge outputs.
For a high-impedance pH electrode interface, why is the 0.05 pA maximum input bias current of TLC2654AMJGB critical?
A pH electrode presents source impedances of 10 MΩ to 1 GΩ. With a 0.05 pA (50 fA) maximum bias current across a 100 MΩ source, the resulting bias-induced input error is only 5 µV — negligible for a millivolt-precision pH measurement. Standard JFET op-amps with 50 pA bias current would introduce 5 mV of error at the same impedance, masking the genuine electrode signal.
When is TLC2654AMJGB a better choice than a modern rail-to-rail op-amp for a military avionics sensor conditioner?
TLC2654AMJGB uses a hermetic ceramic DIP package rated for military temperature range (-55°C to 125°C), making it suitable for MIL-STD-883 qualified assemblies where plastic-package op-amps are not permitted. Its 110 dB minimum CMRR and chopper-stabilized offset are also superior to typical precision CMOS rail-to-rail op-amps, which may show 80 dB to 90 dB CMRR and higher offset drift at temperature extremes found in airborne electronics.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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