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MC74HCT245A Datasheet Octal 3-state Noninverting Bus Transceiver

Manufacturer: onsemi

Overview: DATA SHEET .onsemi. Octal 3-State Noninverting Bus Transceiver High-Performance Silicon-Gate CMOS MC74HC245A, MC74HCT245A MC74HC245A/MC74HCT245A is identical in pinout to the LS245. The MC74HC245A inputs are patible with Standard CMOS outputs. External pull−up resistors make them patible with LSTTL outputs. The MC74HCT245A may be used as a level converter for interfacing TTL or NMOS outputs to high speed CMOS inputs. The HC245A/HCT245A is a 3−state noninverting transceiver that is used for 2−way asynchronous munication between data buses. The device has an active−low Output Enable pin, which is used to place the I/O ports into high−impedance states. The Direction control determines whether data flows from A to B or from B to A.

Key Features

  • Output Drive Capability: 15 LSTTL Loads.
  • Outputs Directly Interface to CMOS, NMOS, and TTL.
  • Operating Voltage Range: 2.0 to 6.0 V (HC), 4.5 to 5.5 V (HCT).
  • Low Input Current: 1 mA.
  • High Noise Immunity Characteristic of CMOS Devices.
  • In Compliance with the Requirements Defined by JEDEC Standard No. 7 A.
  • Chip Complexity: 308 FETs or 77 Equivalent Gates.
  • Q Suffix for Automotive and Other.

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