TLC541IN Texas Instruments Integrated Circuit (Dual-In-Line Packages) In Stock

Texas Instruments TLC541IN is an 8-bit successive approximation ADC with 11-channel on-chip analog multiplexer, serial output interface, and 40kSPS sampling rate. It features a maximum 17µs conversion time, 5.5V analog input range, and is housed in a 20-Pin DIP package. Available from stock worldwide with fast shipping.

OBSOLETEIntegrated CircuitVerified May 2026
Package / Visual Reference
TLC541INDual-In-Line Packages
Quick Facts
Manufacturer
Texas Instruments
Package
Dual-In-Line Packages
Pin Count
20
Lifecycle
OBSOLETE
Category
Integrated Circuit
Temp Range
-40.0°C to 85.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Key Features

  • 8-bit successive approximation ADC with 40kSPS sampling rate enabling real-time analog signal digitization
  • On-chip 11-channel analog multiplexer eliminating external mux components and reducing system component count
  • Serial output interface simplifying connectivity to microcontrollers and DSPs with minimal I/O pins
  • 17µs maximum conversion time with 5.5V analog input range for versatile sensor data acquisition

Applications

The TLC541IN 8-bit ADC is well-suited for multichannel sensor data acquisition systems in industrial monitoring, process control, and environmental measurement applications where multiple analog signals must be digitized sequentially. Its on-chip 11-channel analog multiplexer makes it ideal for reading temperature sensors, pressure transducers, and analog voltage outputs in embedded system designs with limited microcontroller I/O. The serial output interface simplifies integration with SPI-compatible microcontrollers and DSPs in data logging, instrumentation, and remote sensing platforms.

Specifications

YTEOL0
Analog Input Voltage-Max5.5V
Conversion Time-Max17 µs
Converter TypeADC, SUCCESSIVE APPROXIMATION
JESD-30 CodeR-PDIP-T20
JESD-609 Codee4
Linearity Error-Max (EL)0.1953%
Number of Analog In Channels11
Number of Bits8
Number of Functions1
Output Bit CodeBINARY
Output FormatSERIAL
Package Body MaterialPLASTIC/EPOXY
Package ShapeRECTANGULAR
Package StyleIN-LINE
Qualification StatusNot Qualified
Sample Rate0.04MHz
Sample and Hold / Track and HoldSAMPLE
Supply Voltage-Nom5V
Surface MountNO
TechnologyCMOS
Temperature GradeINDUSTRIAL
Terminal FinishNICKEL PALLADIUM GOLD
Terminal FormTHROUGH-HOLE
Terminal Pitch2.54mm
Terminal PositionDUAL
PackageDual-In-Line Packages

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
HTS Code8542.39.00.30

Datasheet

TLC541IN Datasheet Download

Official datasheet from Texas Instruments

Alternate & Equivalent Parts

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

What type of ADC is the TLC541IN and how many bits of resolution does it have?

The TLC541IN is an 8-bit successive approximation register (SAR) ADC from Texas Instruments. It provides 256-level digital output resolution and achieves up to 40kSPS sampling rate with a maximum conversion time of 17µs. Its 0.1953% maximum linearity error ensures accurate analog-to-digital conversion in data acquisition and measurement applications.

How many analog input channels does the TLC541IN support?

The TLC541IN includes an on-chip 12-channel analog multiplexer that provides access to 11 external analog input channels plus one self-test channel. This integration eliminates the need for an external multiplexer, reducing system cost and board space in multichannel sensor interfaces for industrial monitoring, data logging, and embedded control systems.

What is the analog input voltage range of the TLC541IN?

The TLC541IN accepts analog input voltages up to 5.5V maximum, making it compatible with standard 5V sensor outputs and signal conditioning circuits commonly found in industrial and consumer electronics systems. The reference voltage pins allow programmable full-scale input range adjustment to match the signal levels of various transducers and sensors.

What package does the TLC541IN come in and what is its interface type?

The TLC541IN is housed in a 20-Pin DIP (Dual In-line Package) with JEDEC-30 code R-PDIP-T20, suitable for through-hole PCB assembly and breadboard prototyping. It uses a serial (SPI-compatible) output interface, which minimizes the number of microcontroller I/O pins required and simplifies board routing in multichannel analog-to-digital conversion applications.

What are typical applications for the TLC541IN ADC?

The TLC541IN is commonly used in industrial process monitoring, environmental data acquisition, and embedded control systems where multiple analog sensor signals must be read and digitized. Its 11-channel multiplexed input is ideal for reading temperature, pressure, humidity, and voltage sensors simultaneously. It is also used in portable instruments, automotive sensor systems, and educational electronics projects requiring affordable multichannel analog-to-digital conversion.

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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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OriginChina (Authorized)

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