The SN74ALS640BN is a high-performance integrated circuit (IC) produced by Texas Instruments, a leading global semiconductor company known for its innovative and reliable technology solutions.

• Series: SN74ALS series
• Description: Octal bus transceiver that features 3-state outputs D0 to D7.
• Capacitance Load: Designed to drive capacitance loads of up to 15pF.
• Communication: Designed for asynchronous two-way communication between data buses.
• Output-Enable (OE): Control function implementation allows for output-enable (OE) inputs to be used to disable the device so that the buses are effectively isolated.
• Vcc Power Supply Range: Operates over a recommended Vcc power supply range of 4.5 to 5.5 volts, with a typical voltage of 5 volts.
• Operating Temperature: Operating free-air temperature range from 0 to 70 degrees Celsius.
• Fan-Out: Has a high fan-out, with low power dissipation.
• Package: Available in a 20-pin plastic DIP (Dual In-line Package) which is designed for through-hole mounting.
• RoHS Compliant: RoHS compliant.