TLC4502AMJGB Texas Instruments Integrated Circuit (Ceramic Dual-In-Line Packages) In Stock
TLC4502AMJGB is a self-calibrating chopper-stabilized precision dual operational amplifier by Texas Instruments in a ceramic DIP package. Key specs: 0.00006µA max bias current, 100dB typical CMRR, frequency-compensated inputs. From $12.00, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Ceramic Dual-In-Line Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- TLC4502AMJGB 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
Key Features
- Chopper-stabilized auto-zero architecture achieving maximum input bias current of 0.00006µA and near-zero offset drift, enabling ultra-precise DC measurement and long-term stable signal conditioning
- 100dB typical common-mode rejection ratio (CMRR) with 90dB minimum, providing excellent rejection of common-mode noise and ground loops in sensitive instrumentation circuits
- Self-calibrating design with frequency compensation in a ceramic dual in-line package, offering long-term stability and reliability in harsh industrial and military temperature environments
Applications
The TLC4502AMJGB is designed for precision analog signal conditioning applications where extremely low input bias current and high CMRR are essential, such as thermocouple amplifiers, pH sensor interfaces, and bridge measurement circuits. Its chopper-stabilized architecture eliminates offset voltage drift over time and temperature, making it ideal for high-accuracy data acquisition front ends, medical instrumentation, and laboratory measurement equipment. The ceramic package also suits it for military, aerospace, and harsh-environment industrial applications requiring extended temperature range and high reliability.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Amplifier Type | OPERATIONAL AMPLIFIER |
| Architecture | CHOPPER-STAB |
| Average Bias Current-Max (IIB) | 0.00006 µA |
| Bias Current-Max (IIB) @25C | 0.00006 µA |
| Common-mode Reject Ratio-Min | 90dB |
| Common-mode Reject Ratio-Nom | 100dB |
| Frequency Compensation | YES |
| Input Offset Current-Max (IIO) | 0.00006 µA |
| Input Offset Voltage-Max | 50 µV |
| JESD-30 Code | R-GDIP-T8 |
| JESD-609 Code | e0 |
| Low-Bias | YES |
| Low-Offset | YES |
| Micropower | NO |
| Number of Functions | 2 |
| 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 | 38535Q/M;38534H;883B |
| Slew Rate-Min | 1V/us |
| Slew Rate-Nom | 2.5V/us |
| Supply Current-Max | 3mA |
| Supply Voltage Limit-Max | 7V |
| 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 | 4700 |
| Voltage Gain-Min | 200000 |
| 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 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What architecture does the TLC4502AMJGB use for precision?
The TLC4502AMJGB uses a chopper-stabilized (auto-zero) operational amplifier architecture that continuously nulls the input offset voltage. This design achieves extremely low and stable offset voltage over temperature and time, making it far superior to conventional op-amps for DC precision measurements and long-term drift-sensitive applications.
What is the input bias current of the TLC4502AMJGB?
The TLC4502AMJGB has a maximum input bias current of 0.00006µA (60pA) at 25°C, with an equally low maximum input offset current of 0.00006µA. This extremely low bias current makes it ideal for high-impedance sensor interfaces, charge amplifiers, and pH electrode measurement circuits where even small bias currents would cause significant measurement errors.
What CMRR does the TLC4502AMJGB provide?
The TLC4502AMJGB provides a typical common-mode rejection ratio of 100dB with a minimum of 90dB. This high CMRR ensures excellent rejection of common-mode interference signals and power supply noise, which is critical in differential measurement applications such as bridge sensors, biomedical instrumentation, and industrial data acquisition systems.
What package does the TLC4502AMJGB use?
The TLC4502AMJGB is housed in a ceramic dual in-line package (CDIP), which provides superior thermal stability and hermeticity compared to plastic packages. Ceramic packages are preferred for military, aerospace, and high-reliability industrial applications where moisture resistance, wide temperature range operation, and long-term stability are required.
What are typical applications for the TLC4502AMJGB?
Typical applications include thermocouple signal conditioning, bridge sensor amplifiers, pH and electrochemical sensor interfaces, precision current-to-voltage converters, medical instrumentation front ends, and high-resolution data acquisition input stages. The dual amplifier configuration is well suited for differential measurement circuits and active filter implementations requiring matched, ultra-low offset amplifiers.
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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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