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HomeProductsIntegrated Circuits (ICs)Logic - Buffers, Drivers, Receivers, TransceiversSN74HCT646DW
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SN74HCT646DW - Texas Instruments

Manufacturer Part Number
SN74HCT646DW
Manufacturer
Texas Instruments
Allelco Part Number
32D-SN74HCT646DW
ECAD Model
Parts Description
IC TXRX NON-INVERT 5.5V 24SOIC
Detailed Description
Package
24-SOIC (0.295', 7.50mm Width)
Data sheet
SN54HCT646, SN74HCT646.pdf
RoHs Status
ROHS3 Compliant
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Specifications

SN74HCT646DW Tech Specifications
Texas Instruments - SN74HCT646DW technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - SN74HCT646DW

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply 4.5V ~ 5.5V  
Supplier Device Package 24-SOIC  
Series 74HCT  
Package / Case 24-SOIC (0.295', 7.50mm Width)  
Package Tube  
Output Type 3-State  
Operating Temperature -40°C ~ 85°C (TA)  
Product Attribute Attribute Value  
Number of Elements 1  
Number of Bits per Element 8  
Mounting Type Surface Mount  
Logic Type Transceiver, Non-Inverting  
Input Type -  
Current - Output High, Low 6mA, 6mA  
Base Product Number 74HCT646  

Parts Introduction

Manufacturer Part Number

SN74HCT646DW

Manufacturer

Texas Instruments

Introduction

Integrated circuit for digital logics, specifically a transceiver

Product Features and Performance

Eight-bit non-inverting transceiver

Three-state outputs

Logic family: 74HCT

Functional at standard TTL levels

Product Advantages

High logic level stability

Low power consumption

Key Technical Parameters

Eight data line width

Supply voltage between 4.5V and 5.5V

Operational temperature range from -40°C to 85°C

Output current capability of 6mA

Quality and Safety Features

Conforms to standard safety regulations for electronic components

Reliable performance within specified temperature range

Compatibility

Compatible with TTL logic levels

Interfacing with microcontrollers and other digital systems

Application Areas

Data transfer between systems or buses

Interface conversion

Communication within embedded systems

Product Lifecycle

Active product status

Not flagged for discontinuation

Several Key Reasons to Choose This Product

Robustness for industrial temperature range

Non-inverting transceiver function maintains signal integrity

Wide compatibility with standard TTL interfaces

Availability for long-term product support due to active status

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments SN74HCT646DW

Product Attribute SN74HCT646DW SN74HCT652NT SN74HCT652DW SN74HCT652DWR
Part Number SN74HCT646DW SN74HCT652NT SN74HCT652DW SN74HCT652DWR
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Number of Elements 1 1 1 1
Package / Case 24-SOIC (0.295', 7.50mm Width) 24-DIP (0.300', 7.62mm) 24-SOIC (0.295', 7.50mm Width) 24-SOIC (0.295', 7.50mm Width)
Series 74HCT 74HCT 74HCT 74HCT
Input Type - - - -
Number of Bits per Element 8 8 8 8
Voltage - Supply 4.5V ~ 5.5V 4.5V ~ 5.5V 4.5V ~ 5.5V 4.5V ~ 5.5V
Mounting Type Surface Mount Through Hole Surface Mount Surface Mount
Package Tube Tube Tube Tape & Reel (TR)
Current - Output High, Low 6mA, 6mA 6mA, 6mA 6mA, 6mA 6mA, 6mA
Output Type 3-State 3-State 3-State 3-State
Base Product Number 74HCT646 74HCT652 74HCT652 74HCT652
Logic Type Transceiver, Non-Inverting Transceiver, Non-Inverting Transceiver, Non-Inverting Transceiver, Non-Inverting
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)
Supplier Device Package 24-SOIC 24-PDIP 24-SOIC 24-SOIC

SN74HCT646DW Datasheet PDF

Download SN74HCT646DW pdf datasheets and Texas Instruments documentation for SN74HCT646DW - Texas Instruments.

PCN Design/Specification
Design 25/Feb/2022.pdf Material Set Rev 24/Jan/2016.pdf
HTML Datasheet
SN54HCT646, SN74HCT646.pdf

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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SN74HCT646DW Image

SN74HCT646DW

Texas Instruments
32D-SN74HCT646DW

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