DDC112UIn StockTexas Instruments

DDC112U is a dual-channel 20-bit delta-sigma ADC from Texas Instruments, featuring 2 analog input channels, 220µs max conversion time, and 0.025% max linearity error. From $14, in stock with worldwide shipping.

ACTIVEIntegrated CircuitVerified Apr 2026
Package / Visual Reference
DDC112USmall Outline Packages
Quick Facts
Manufacturer
Texas Instruments
Package
Small Outline Packages
Pin Count
28
Lifecycle
ACTIVE
Category
Integrated Circuit
Price
From $14.0000(MOQ 1)
Temp Range
-40.0°C to 85.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Key Features

  • Dual-channel 20-bit delta-sigma ADC with 0.025% maximum linearity error for high-precision measurement
  • Ultra-low noise conversion with 220µs maximum conversion time per channel
  • SOP-28 package with Pb-free (e4) compliance for modern manufacturing requirements
  • 29 parametric specifications support comprehensive system design and integration

Applications

The DDC112U is ideal for precision instrumentation and scientific measurement systems requiring high-resolution analog-to-digital conversion. Its dual-channel 20-bit delta-sigma architecture suits applications such as medical diagnostic equipment, industrial process control, and photodiode current measurement. The device is also well-suited for charge digitizer applications in particle detection and optical sensing systems.

Specifications

Pbfree CodeYes
YTEOL15
Conversion Time-Max220 µs
Converter TypeADC, DELTA-SIGMA
JESD-30 CodeR-PDSO-G28
JESD-609 Codee4
Linearity Error-Max (EL)0.025%
Number of Analog In Channels2
Number of Bits20
Number of Functions1
Output Bit CodeBINARY
Output FormatSERIAL
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeSOP28,.4
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE
Peak Reflow Temperature (Cel)260
Qualification StatusNot Qualified
Sample Rate0.002MHz
Supply Voltage-Nom5V
Surface MountYES
TechnologyCMOS
Temperature GradeINDUSTRIAL
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)
Terminal FormGULL WING
Terminal Pitch1.27mm
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)30
## DDC112U Alternates Showing resultsImage
PackageSmall Outline Packages

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 1
ECCNEAR99
HTS Code8542.39.00.30
Country of OriginTaiwan

Datasheet

DDC112U Datasheet Download

Official datasheet from Texas Instruments

Alternate & Equivalent Parts

Compatible alternatives and drop-in replacements for DDC112U:

DDC112UG4Texas Instruments

ADC, Delta-Sigma, 20-Bit, 1 Func, 2 Channel, Serial Access, PDSO28

View Part →
DDC112U/1KTexas Instruments

ADC, Delta-Sigma, 20-Bit, 1 Func, 2 Channel, Serial Access, CMOS, PDSO28

View Part →

Frequently Asked Questions

What is the resolution and conversion speed of the DDC112U?

The DDC112U is a 20-bit delta-sigma ADC with a maximum conversion time of 220µs per channel. It provides 0.025% maximum linearity error, making it suitable for high-precision measurement applications where accuracy is critical.

How many analog input channels does the DDC112U support?

The DDC112U supports 2 analog input channels, allowing simultaneous or sequential dual-channel data acquisition. This makes it efficient for applications requiring differential or multi-sensor measurements without additional multiplexing components.

What package type is the DDC112U and is it RoHS compliant?

The DDC112U comes in a 28-pin Small Outline Package (SOP-28), also designated as R-PDSO-G28. It is Pb-free with JESD-609 e4 compliance, confirming RoHS compatibility and suitability for modern lead-free manufacturing processes.

What are typical applications for the DDC112U?

The DDC112U is typically used in precision instrumentation, medical diagnostic equipment, optical sensing, particle detection charge digitizers, and industrial process control systems. Its 20-bit resolution and dual-channel capability make it ideal for applications demanding high accuracy and low noise.

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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)
From $14.0000
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
1+$21.5400$21.54
11+$19.7038$216.74
14+$18.9630$265.48
17+$18.2223$309.78
100+$16.1500$1615.00
1000+$14.0000$14000.00
pcs
Unit price: $21.5400 · Total: $21.54

In Stock · 24h Response · Worldwide Shipping

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

Response within 24 hours · Worldwide shipping

Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.

MR
Marco Rossi
CTO, AutoDrive Systems, Italy