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SN54LS240 Datasheet(PDF) 4 Page - Texas Instruments |
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SN54LS240 Datasheet(HTML) 4 Page - Texas Instruments |
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4 / 16 page 
SN54LS240, SN54LS241, SN54LS244, SN54S240, SN54S241, SN54S244 SN74LS240, SN74LS241, SN74LS244, SN74S240, SN74S241, SN74S244 OCTAL BUFFERS AND LINE DRIVERS WITH 3-STATE OUTPUTS SDLS144B – APRIL 1985 – REVISED FEBRUARY 2002 4 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 schematics of inputs and outputs R VCC Output TYPICAL OF ALL OUTPUTS Req VCC Input EQUIVALENT OF EACH INPUT EQUIVALENT OF EACH INPUT 9 k Ω NOM Input VCC ’LS240. ’LS241, ’LS244: R = 50 Ω NOM ’S240, ‘S241, S244: R = 25 Ω NOM GND G and G inputs: Req = 2 kΩ NOM A inputs: Req = 2.8 kΩ NOM ’LS240, ’LS241, ’LS244 ’S240, ’S241, ’S244 |
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