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SN74LS642N
SN74LS642N Description
Octal bus transceivers with open collector outputs
SN74LS642N Vendor
Texas Instruments
SN74LS642N Features
  • SN74LS64X-1 Versions Rated at IOL of 48 mA
  • Bi-directional Bus Transceivers in High-Density 20-Pin Packages
  • Hysteresis at Bus Inputs Improves Noise Margins
  • Choice of True or Inverting Logic
  • Choice of 3-State or Open-Collector Outputs
SN74LS642N Datasheet and Application Notes
ParameterValue
Voltage Nodes (V)5
Vcc range (V)4.75 to 5.25
Input LevelTTL
Output LevelTTL
Output Drive (mA)- /24
No. of Outputs8
LogicInv
Static Current80
tpd max (ns)25
StatusACTIVE
Temp (oC)0 to 70
Budget Price ($US) | QTY3.08 | 1KU
Package Type | PinsPDIP (N) | 20
STD Pack QTY20
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SN74LS642   SN74LS640N3   SN74LS641N3   SN74LS641DW   
SNJ54LS645FK   SN74LS645N3   SN74LS645-1NSR   SN74LS642-1N   
SN54LS645   SN74LS640-1DWR   SNJ54LS645W   SN74LS642NSR   
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84161012A   SN74LS640-1DW   SNJ54LS640J   SN74LS645-1DW   
SN54LS640J   5962-8416101VSA   SN74LS641DWR   SN74LS642-1DW   
SN74LS642DW   SN74LS645   SN74LS641-1N3   SN74LS641N   
SN74LS640-1N   SN74LS641NSR   SN74LS641-1DWR   SN74LS645-1DWR   
SN74LS640-1NSR   SN74LS640   8416101SA   SN74LS645NSR   
SNJ54LS640W   SNJ54LS640FK   SN74LS645N   SN74LS641-1N   
SN74LS645-1N   SN74LS645-1N3   SN74LS640NSR   

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