CD40105BE Texas Instruments Integrated Circuit (Dual-In-Line Packages) In Stock

Name: CD40105BE
Brand: Texas Instruments
SKU: CD40105BE
Availability: InStock

CD40105BE is a CMOS 4-bit-by-16-word FIFO register IC supporting up to 1.5 MHz clock frequency and 420 ns access time in a DIP-16 package. It offers 64-bit memory density with 4-bit data width and 16-word depth. From $0.66, in stock with worldwide shipping.

ACTIVEIntegrated CircuitVerified May 2026

Package / Visual Reference

CD40105BEDual-In-Line Packages

Quick Facts

Manufacturer: Texas Instruments
Package: Dual-In-Line Packages
Pin Count: 16
Lifecycle: ACTIVE
Datasheet: CD40105BE Datasheet PDF
Category: Integrated Circuit
Price: From $0.6634(MOQ 1)
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 CD40105BE?

CMOS 4-bit-by-16-word FIFO architecture with 64-bit total memory density
Fast 420 ns maximum access time with up to 1.5 MHz clock frequency
Standard DIP-16 (R-PDIP-T16) package for easy through-hole assembly
Single-function design for reliable FIFO buffering in data flow applications

What is CD40105BE used for?

The CD40105BE is well-suited for data buffering between subsystems operating at different speeds, such as microprocessor-to-peripheral interfaces and serial communication pipelines. It is commonly used in industrial control systems, embedded designs, and legacy digital logic circuits where FIFO-based flow control is required. Its CMOS technology ensures low power consumption, making it ideal for battery-operated or power-sensitive equipment.

What are the specifications of CD40105BE?

YTEOL	15
Access Time-Max	420ns
Clock Frequency-Max (fCLK)	1.5MHz
JESD-30 Code	R-PDIP-T16
JESD-609 Code	e4
Memory Density	64bit
Memory IC Type	OTHER FIFO
Memory Width	4
Number of Functions	1
Number of Words	16words
Number of Words Code	16
Operating Mode	ASYNCHRONOUS
Organization	16X4
Output Characteristics	3-STATE
Output Enable	YES
Package Body Material	PLASTIC/EPOXY
Package Equivalence Code	DIP16,.3
Package Shape	RECTANGULAR
Package Style	IN-LINE
Parallel/Serial	PARALLEL
Qualification Status	Not Qualified
Supply Voltage-Max (Vsup)	18V
Supply Voltage-Min (Vsup)	3V
Supply Voltage-Nom (Vsup)	5V
Surface Mount	NO
Technology	CMOS
Temperature Grade	MILITARY
Terminal Finish	Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form	THROUGH-HOLE
Terminal Pitch	2.54mm
Terminal Position	DUAL
## CD40105BE Alternates Showing results	Image
Package	Dual-In-Line Packages

Compliance & Regulatory

RoHS Status	Compliant
Lead-Free	Yes (Pb-Free)
ECCN	EAR99
HTS Code	8542.39.00.90
Country of Origin	Malaysia, Mexico

Where can I find the CD40105BE datasheet?

CD40105BE Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for CD40105BE?

Compatible alternatives and drop-in replacements for CD40105BE:

suggested

suggested

CD40105BF3ATexas Instruments

FIFO, 16X4, 420ns, Asynchronous, CMOS, CDIP16

View Part →

Compare all alternatives & request quotes →

Frequently Asked Questions

What are the key specifications of the CD40105BE?

The CD40105BE is a CMOS FIFO register with 4-bit data width, 16-word depth, and 64-bit total memory density. It supports a maximum clock frequency of 1.5 MHz and offers a maximum access time of 420 ns. It is housed in a DIP-16 (R-PDIP-T16) through-hole package.

What are the typical applications of the CD40105BE?

The CD40105BE is typically used for data buffering between systems operating at different speeds, such as microprocessor-to-peripheral interfaces, UART data queuing, and digital logic pipelines. It is widely found in industrial control systems, embedded electronics, and legacy digital circuit designs.

What package does the CD40105BE come in, and are there surface-mount alternatives?

The CD40105BE uses a dual-in-line (DIP-16) through-hole package, ideal for prototyping and legacy PCB designs. For surface-mount requirements, designers may consider equivalent FIFO ICs in SOIC or TSSOP packages from Texas Instruments or other manufacturers.

How can I purchase the CD40105BE and what is the price?

The CD40105BE is available from authorized distributors and stocking partners starting from approximately $0.66 per unit. It is in stock with worldwide shipping available, making it accessible for both small orders and bulk procurement needs.

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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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AvailabilityIn Stock

Reference Price (USD)

From $0.6634

Buy from 1pc · Factory-direct pricing

Qty.	Unit Price	Ext. Price
1+	$1.3281	$1.33
5+	$1.1068	$5.53
15+	$0.7969	$11.95
10000+	$0.7918	$7918.00
100000+	$0.6634	$66340.00

pcs

Unit price: $1.3281 · Total: $1.33

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Lead Time3-7 business days

MOQFrom 1 piece

ShippingDHL / FedEx / UPS

OriginChina (Authorized)

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CD40105BE Texas Instruments Integrated Circuit (Dual-In-Line Packages) In Stock

What are the key features of CD40105BE?

What is CD40105BE used for?

What are the specifications of CD40105BE?

Compliance & Regulatory

Where can I find the CD40105BE datasheet?

What are equivalent replacements for CD40105BE?

Frequently Asked Questions

What are the key specifications of the CD40105BE?

What are the typical applications of the CD40105BE?

What package does the CD40105BE come in, and are there surface-mount alternatives?

How can I purchase the CD40105BE and what is the price?

Related Guides

CSD87313DMS Synchronous Buck Power Stage Design Guide

STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection

C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC

STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security

Why Buy from FindMyChip

About Texas Instruments

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