CD74HC237EE4 Texas Instruments Integrated Circuit (Dual-In-Line Packages) In Stock

Texas Instruments CD74HC237EE4 is a high-speed CMOS 1-of-8 inverting decoder/demultiplexer with latched inputs, operating from 2V to 6V, featuring 3-to-8 line decoding with 5.2mA output drive in a 16-pin PDIP package. Available in stock worldwide.

ACTIVEIntegrated CircuitVerified Jun 2026
Package / Visual Reference
CD74HC237EE4Dual-In-Line Packages
Quick Facts
Manufacturer
Texas Instruments
Package
Dual-In-Line Packages
Pin Count
16
Lifecycle
ACTIVE
Category
Integrated Circuit
Price
From $0.5550(MOQ 250)
Temp Range
-55.0°C to 125.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

What are the key features of CD74HC237EE4?

  • 1-of-8 inverting decoder with latched address inputs, enabling glitch-free address decoding without external hold circuits in embedded memory-mapped systems
  • Wide 2V to 6V supply range with 50pF load capacitance rating and 5.2mA output sink current, ensuring reliable line drive across 3.3V and 5V digital logic families
  • 16-pin PDIP through-hole package ideal for prototyping and industrial applications requiring robust mechanical PCB connections with easy hand-soldering

What is CD74HC237EE4 used for?

The CD74HC237EE4 is widely used for address decoding in microprocessor and microcontroller systems where up to 8 peripheral devices or memory banks must be selectively enabled from a 3-bit address bus. Its latched inputs make it especially valuable in bus-multiplexed architectures where address signals are time-shared with data lines. Additional applications include channel selection in industrial data acquisition systems and I/O port expansion in embedded control designs operating at 2V to 6V.

What are the specifications of CD74HC237EE4?

Pbfree CodeYes
YTEOL15
FamilyHC/UH
Input ConditioningLATCHED
JESD-30 CodeR-PDIP-T16
JESD-609 Codee4
Load Capacitance (CL)50pF
Logic IC Type3-LINE TO 8-LINE DECODER
Max I(ol)0.0052A
Number of Bits8
Number of Functions1
Output PolarityTRUE
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeDIP16,.3
Package ShapeRECTANGULAR
Package StyleIN-LINE
Packing MethodTUBE
Power Supply Current-Max (ICC)0.16mA
Prop. Delay@Nom-Sup36ns
Propagation Delay (tpd)240ns
Qualification StatusNot Qualified
Supply Voltage-Max (Vsup)6V
Supply Voltage-Min (Vsup)2V
Supply Voltage-Nom (Vsup)5V
Surface MountNO
TechnologyCMOS
Temperature GradeMILITARY
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)
Terminal FormTHROUGH-HOLE
Terminal Pitch2.54mm
Terminal PositionDUAL
PackageDual-In-Line Packages

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
ECCNEAR99
HTS Code8542.39.00.60
Country of OriginMalaysia, Mexico

Where can I find the CD74HC237EE4 datasheet?

CD74HC237EE4 Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for CD74HC237EE4?

Compatible alternatives and drop-in replacements for CD74HC237EE4:

CD54HC139FHarris Semiconductor HC/UH Series, Inverted Output,

CMOS, CDIP16

View Part →
CD74HC237ETexas Instruments

HC/UH Series, True Output, CMOS, PDIP16

View Part →

Frequently Asked Questions

What makes the latched address inputs of CD74HC237EE4 useful in multiplexed bus designs?

The CD74HC237EE4 incorporates 3 latched address inputs (A0–A2), allowing the 3-bit address to be captured and held stable while the bus transitions to data phase. This eliminates the need for external address-hold latches in 8051-style multiplexed bus systems, reducing component count and maintaining glitch-free 1-of-8 decoded output selection across all 50pF load capacitance conditions.

How does CD74HC237EE4 compare to CD74HC138 for memory chip-select applications?

Unlike the CD74HC138, which requires external latching for multiplexed buses, the CD74HC237EE4 integrates address latches directly, saving board space and simplifying timing closure. Both decode 3 inputs to 8 active-low outputs with similar 5V propagation delays near 12 ns, but CD74HC237EE4 reduces external component count by 1 latch IC in address-multiplexed 8-bit microprocessor designs.

What output drive capability does CD74HC237EE4 provide for driving multiple loads?

The CD74HC237EE4 provides 5.2mA sink current (I_OL max) per output at 5V supply, sufficient to directly drive CMOS chip-enable inputs or standard TTL-compatible loads. With 50pF capacitive load rating, it supports fan-out to multiple logic gates without adding buffers, making it practical for 8-channel peripheral selection networks in industrial automation and embedded processor boards.

Which package option is CD74HC237EE4 and what are its dimensional advantages for prototyping?

CD74HC237EE4 comes in a 16-pin PDIP package with 2.54mm pin pitch, a through-hole format well suited for breadboard prototyping and hand-soldered industrial PCBs. The DIP body measures approximately 19.56mm x 6.35mm, fitting standard 0.6-inch IC sockets. For high-volume SMT production, the surface-mount CD74HC237M variant in SOIC-16 is available as a footprint-compatible alternative with reduced board area.

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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 $0.5550
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
250+$0.7400$185.00
500+$0.7100$355.00
1000+$0.5550$555.00
pcs
Unit price: $0.7400 · Total: $185.00

In Stock · 24h Response · Worldwide Shipping

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

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