TLC3544CPWRG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock

Texas Instruments TLC3544CPWRG4 is a 14-bit, 4-channel successive approximation ADC with up to 200 kSPS conversion rate and 4.07 V maximum analog input voltage. Packaged in a TSSOP-20 with SPI-compatible serial interface for easy microcontroller integration. Available in volume with worldwide distribution.

OBSOLETEIntegrated CircuitVerified Jun 2026
Package / Visual Reference
TLC3544CPWRG4Small Outline Packages
Quick Facts
Manufacturer
Texas Instruments
Package
Small Outline Packages
Pin Count
20
Lifecycle
OBSOLETE
Category
Integrated Circuit
Temp Range
?°C to 70.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

What are the key features of TLC3544CPWRG4?

  • 14-bit resolution with 4-channel multiplexed input and linearity error below 0.0062% for precise analog signal acquisition
  • Successive approximation architecture achieves up to 200 kSPS throughput in a compact TSSOP-20 package
  • SPI-compatible serial interface simplifies connection to microcontrollers and DSPs, reducing PCB wiring complexity

What is TLC3544CPWRG4 used for?

The TLC3544CPWRG4 is suited for precision data acquisition in industrial sensor interfaces, medical monitoring instruments, and portable test equipment requiring 14-bit accuracy across 4 analog input channels. Its 200 kSPS throughput enables simultaneous multi-channel sampling for current and voltage sensing in power management systems. The TSSOP-20 footprint allows space-efficient placement on densely populated PCBs alongside signal conditioning circuitry.

What are the specifications of TLC3544CPWRG4?

YTEOL0
Analog Input Voltage-Max4.07V
Conversion Time-Max2.785 µs
Converter TypeADC, SUCCESSIVE APPROXIMATION
JESD-30 CodeR-PDSO-G20
JESD-609 Codee4
Linearity Error-Max (EL)0.0061%
Number of Analog In Channels4
Number of Bits14
Number of Functions1
Output Bit CodeBINARY, 2'S COMPLEMENT BINARY
Output FormatSERIAL
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeTSSOP20,.25
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel)260
Qualification StatusNot Qualified
Sample Rate0.2MHz
Sample and Hold / Track and HoldSAMPLE
Supply Voltage-Nom5V
Surface MountYES
TechnologyCMOS
Temperature GradeCOMMERCIAL
Terminal FinishNICKEL PALLADIUM GOLD
Terminal FormGULL WING
Terminal Pitch0.65mm
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)30
PackageSmall Outline Packages

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 1
HTS Code8542.39.00.30

Where can I find the TLC3544CPWRG4 datasheet?

TLC3544CPWRG4 Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for TLC3544CPWRG4?

Compatible alternatives and drop-in replacements for TLC3544CPWRG4:

TLC3544CPWG4Texas Instruments

ADC, Successive Approximation, 14-Bit, 1 Func, 4 Channel, Serial Access, CMOS, PDSO20

View Part →
TLC3544IPWG4Texas Instruments

ADC, Successive Approximation, 14-Bit, 1 Func, 4 Channel, Serial Access, CMOS, PDSO20

View Part →

Frequently Asked Questions

What resolution and input channel count does TLC3544CPWRG4 offer for data acquisition systems?

TLC3544CPWRG4 provides 14-bit resolution across 4 multiplexed analog input channels with a maximum input voltage of 4.07 V, making it suitable for precision sensor digitization in industrial and medical instruments requiring better than 0.01% linearity.

How fast can TLC3544CPWRG4 convert analog signals, and does the conversion speed suit audio applications?

TLC3544CPWRG4 achieves a maximum conversion time of 2.785 µs, equating to approximately 359 kSPS single-channel throughput. This speed exceeds the Nyquist requirement for audio-band signals up to 100 kHz, covering most industrial vibration monitoring and ultrasonic sensing applications.

Is TLC3544CPWRG4 a cost-effective alternative to a 16-bit ADC for 14-bit accuracy requirements?

Yes, TLC3544CPWRG4 delivers 14-bit resolution with linearity error below 0.0062% at a lower cost than comparable 16-bit ADCs. For applications needing only 14-bit accuracy, such as thermocouple digitization or 4–20 mA current-loop measurement, it eliminates the premium associated with 16-bit devices while maintaining adequate dynamic range.

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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.

AvailabilityIn Stock
Reference Price (USD)
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Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

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