ADC12138CIWM Texas Instruments Integrated Circuit (Small Outline Packages) In Stock

ADC12138CIWM is a 12-bit successive approximation ADC from Texas Instruments. It features 8 analog input channels, 8.8µs max conversion time, and operates with up to 5.55V analog input. Available in SOIC-28 package with worldwide shipping.

OBSOLETEIntegrated CircuitVerified May 2026
Package / Visual Reference
ADC12138CIWMSmall Outline Packages
Quick Facts
Manufacturer
Texas Instruments
Package
Small Outline Packages
Pin Count
28
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

  • 12-bit resolution with successive approximation architecture for high-accuracy analog-to-digital conversion
  • 8 analog input channels supporting multiplexed input up to 5.55V max analog input voltage
  • Fast conversion time of 8.8µs maximum enabling real-time signal acquisition
  • SOIC-28 (R-PDSO-G28) surface-mount package for compact PCB integration
  • Linearity error max 0.0488% ensuring precise signal fidelity across full input range

Applications

The ADC12138CIWM is well-suited for industrial data acquisition systems requiring multi-channel, high-resolution analog measurement. It is commonly used in process control instrumentation, medical monitoring equipment, and sensor interface circuits where accurate 12-bit conversion across 8 channels is essential. Its fast conversion speed and wide analog input range also make it effective in test and measurement applications.

Specifications

YTEOL0
Analog Input Voltage-Max5.55V
Analog Input Voltage-Min-0.05 V
Conversion Time-Max8.8 µs
Converter TypeADC, SUCCESSIVE APPROXIMATION
JESD-30 CodeR-PDSO-G28
JESD-609 Codee0
Linearity Error-Max (EL)0.0488%
Number of Analog In Channels8
Number of Bits12
Number of Functions1
Output Bit Code2S COMPLEMENT BINARY
Output FormatSERIAL
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeSOP28,.4
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE
Peak Reflow Temperature (Cel)260
Qualification StatusNot Qualified
Sample and Hold / Track and HoldSAMPLE
Screening LevelTS 16949
Supply Voltage-Nom3.3V
Surface MountYES
TechnologyCMOS
Temperature GradeINDUSTRIAL
Terminal FinishTIN LEAD
Terminal FormGULL WING
Terminal Pitch1.27mm
Terminal PositionDUAL
PackageSmall Outline Packages

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 3
HTS Code8542.39.00.30

Datasheet

ADC12138CIWM Datasheet Download

Official datasheet from Texas Instruments

Alternate & Equivalent Parts

Compatible alternatives and drop-in replacements for ADC12138CIWM:

ADC12138CIWM/NOPBNational Semiconductor Corporation ADC, Successive Approximation,

12-Bit, 1 Func, 8 Channel, Serial Access, CMOS, PDSO28

View Part →
ADC12130CIWMTexas Instruments

ADC, Successive Approximation, 12-Bit, 1 Func, 2 Channel, Serial Access, CMOS, PDSO16

View Part →

Frequently Asked Questions

What is the resolution and conversion speed of the ADC12138CIWM?

The ADC12138CIWM is a 12-bit successive approximation ADC with a maximum conversion time of 8.8µs. This translates to a throughput rate suitable for real-time industrial and instrumentation applications requiring high-accuracy digitization.

How many analog input channels does the ADC12138CIWM support?

The ADC12138CIWM supports 8 analog input channels. The analog input voltage range spans from -0.05V (min) to 5.55V (max), making it compatible with a wide variety of sensor and signal sources commonly found in industrial systems.

What package type is the ADC12138CIWM and is it RoHS compliant?

The ADC12138CIWM comes in a SOIC-28 (R-PDSO-G28) surface-mount package, which is compact and suitable for automated PCB assembly. The JESD-609 code is e0, indicating it is a lead-containing (non-RoHS) variant; designers requiring RoHS compliance should check for alternative part numbers.

What are typical applications for the ADC12138CIWM?

The ADC12138CIWM is widely used in industrial data acquisition, process control instrumentation, medical monitoring devices, and test and measurement equipment. Its 8-channel multiplexed input and 12-bit resolution make it ideal for systems that need precise, multi-point analog signal digitization.

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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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Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

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Thomas Mueller
Hardware Lead, SensorTech GmbH, Germany