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SN74AC240: Octal buffer or driver with 3-state output, but TTL input

Part Number: SN74AC240
Other Parts Discussed in Thread: SN74LV244AT, , SN74LV541AT, SN74ACT240

Hi team,

Could you recommend what is the best replacement of SN74AC240 with TTL input? I've found SN74LV244AT, SN74LV541AT. 

Best regards,

Takeshi Sasaki