Texas Instruments SN74LS642DW, Bus Transceiver, 8-Bit Inverting TTL, 4.75 → 5.25 V, 20-Pin SOIC

Product overview and Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
Product Details

74LS Family Bus Transceivers, Texas Instruments

Texas Instruments range of Bus Transceivers from the 74LS Family of Low Power Schottky Logic ICs. The 74LS Family use bipolar junction technology coupled with Schottky diode clamps to achieve operating speeds equal to the original 74TTL family but with much lower power consumption.

74LS Family

Specifications
Attribute Value
Logic Family LS
Logic Function Bus Transceiver
Number of Elements per Chip 1
Number of Channels per Chip 8
Polarity Inverting
Mounting Type Surface Mount
Package Type SOIC
Pin Count 20
Input Level TTL
Output Level TTL
Maximum High Level Output Current 0.1mA
Maximum Low Level Output Current 24mA
Maximum Propagation Delay Time @ Maximum CL 25 ns@ 45 pF
Length 13mm
Propagation Delay Test Condition 45pF
Maximum Operating Temperature +70 °C
Height 2.35mm
Minimum Operating Temperature 0 °C
Width 7.6mm
Minimum Operating Supply Voltage 4.75 V
Maximum Operating Supply Voltage 5.25 V
Dimensions 13 x 7.6 x 2.35mm
48 In stock for delivery within 3 working days
Price Each
HK$ 62.21
(exc. GST)
units
Per unit
1 - 9
HK$62.21
10 - 24
HK$55.62
25 - 99
HK$53.03
100 - 249
HK$46.04
250 +
HK$45.12
Packaging Options:
Related Products
Introducing the RS PRO Powder Free Disposable Nitrile ...
Description:
Introducing the RS PRO Powder Free Disposable Nitrile Gloves. These high-quality disposable gloves offer strength, durability and barrier protection that prevents skin contact to ensure contamination does not occur. They have been designed for maximum sensitivity, dexterity and comfort, and ...
The Touch 'N' Tuff disposable nitrile gloves have ...
Description:
The Touch 'N' Tuff disposable nitrile gloves have set a new standard in comfort durability and quality for thin nitrile gloves. The nitrile compound offers a high level of resistance to nuisance nicks, cuts and abrasions and offers superior splash ...
100% nitrile compound material3 x puncture resistance of ...
Description:
100% nitrile compound material3 x puncture resistance of latex or PVC disposableLighter and coolerPowder FreeTextured fingertips for improved gripRolled cuff.
Advanced nitrile technology coupled with unique shape provides ...
Description:
Advanced nitrile technology coupled with unique shape provides a disposable glove that is exceptionally soft and pliable to wear. Electronics, Assembly, Inspection, Laboratory, Medical, PharmaceuticalEN455 Medical Devices Class 1No latex proteins - eliminates protein skin sensitisationAmbidextrous, fits either ...