SN74LVTH244ADBIn StockTexas Instruments

SN74LVTH244ADB is an 8-bit 3-state octal buffer/line driver from Texas Instruments, operating at 2.7V-3.6V with 5V-tolerant inputs, 24mA output drive, in a 20-pin SSOP package. From $0.34. In stock, 1 pc minimum, ships worldwide.

ACTIVElogic-buffers-driversVerified Apr 2026
Package / Visual Reference
SN74LVTH244ADBSSOP
Quick Facts
Manufacturer
Texas Instruments
Package
SSOP
Pin Count
20
Lifecycle
ACTIVE
Category
logic-buffers-drivers
Price
From $0.3421(MOQ 1)
Temp Range
-40.0°C to 85.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Applications

Widely used in bus isolation, level translation, and signal buffering in industrial controllers, embedded systems, and communication equipment. Ideal for driving data buses in mixed 3.3V/5V designs. Suitable for address/data bus buffering in microprocessor and FPGA applications.

Specifications

supply_voltage2.7-3.6V
output_drive_current24mA
input_voltage_tolerance5V
number_of_bits8
operating_temperature-40 to +85C
propagation_delay4.1ns
interface_type3-State with OE control
PackageSSOP

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)

Datasheet

SN74LVTH244ADB Datasheet Download

Official datasheet from Texas Instruments

Alternate & Equivalent Parts

Compatible alternatives and drop-in replacements for SN74LVTH244ADB:

SN74LVC244ADBRTexas Instruments

Lower supply voltage (1.65V-3.6V), same 20-SSOP package, direct drop-in for lower-voltage systems

View Part →

Frequently Asked Questions

What is the supply voltage range for SN74LVTH244ADB?

The SN74LVTH244ADB operates from a 2.7V to 3.6V supply voltage. Its inputs are 5V-tolerant, making it suitable for mixed 3.3V/5V system designs without requiring additional level-shift circuits.

What package does the SN74LVTH244ADB come in?

The SN74LVTH244ADB uses a 20-pin SSOP (DB) package with a 0.635mm pitch, suitable for compact PCB layouts. The ADB suffix specifically designates the 20-SSOP package variant from Texas Instruments.

What are the typical applications for SN74LVTH244ADB?

This device is commonly used for address/data bus buffering in microprocessors and FPGAs, bus isolation in industrial control systems, and signal line driving in 3.3V logic designs that interface with 5V legacy peripherals.

What is a suitable replacement or alternative for SN74LVTH244ADB?

Pin-compatible alternatives include SN74LVTH244A in other packages, SN74LVC244A for 1.65V-3.6V operation, and 74VHC244 from other manufacturers. Always verify supply voltage range and output drive strength before substituting.

Is SN74LVTH244ADB RoHS compliant?

Yes, SN74LVTH244ADB is RoHS compliant and lead-free. Texas Instruments supplies this part under its Green/RoHS-compliant product line with no restricted substances.

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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 $0.3421
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
1+$2.1750$2.17
12+$1.3050$15.66
280+$0.5140$143.92
1000+$0.4580$458.00
10000+$0.4083$4083.00
100000+$0.3421$34210.00
pcs
Unit price: $2.1750 · Total: $2.17

In Stock · 24h Response · Worldwide Shipping

Direct Contact
Email RFQ
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