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MC74VHC245MEL
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Product Detailed Parameters
- Description：BUS TRANSCEIVER
- Series：*
- Mfr：onsemi
- Package：Bulk
- Logic Type：-
- Number of Elements：-
- Number of Bits per Element：-
- Input Type：-
- Output Type：-
- Current - Output High, Low：-
- Voltage - Supply：-
- Operating Temperature：-
- Mounting Type：-
- Package / Case：-
- Supplier Device Package：-
- Grade：-
- Qualification：-
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Overview
The MC74VHC245MEL is an octal bus transceiver manufactured by onsemi, utilizing advanced high-speed CMOS technology. It provides bidirectional asynchronous communication between two data buses with eight independent data lines. The device operates within a DC power supply voltage range of 2.0 V to 5.5 V and features balanced propagation delays typical of 4.0 ns at VCC = 5.0 V. It includes three-state outputs and offers comprehensive protection mechanisms such as ESD protection exceeding 2000 V via the human body model and latch-up performance exceeding 100 mA.
Feature Summary
- Supports bidirectional data transfer across eight independent channels for efficient bus management
- Provides robust electrostatic discharge protection and high latch-up immunity for reliable operation
- Features low static power consumption suitable for energy-efficient system designs
Applications
- Bidirectional data bus communication in computing systems
- Signal routing in industrial control applications
- Data transmission interfaces in consumer electronics
Procurement Notes
Verify the specific suffix MEL against official datasheets to confirm package type and tape-and-reel specifications. Ensure compatibility with system voltage requirements ranging from 2.0 V to 5.5 V. Confirm RoHS compliance status through manufacturer documentation prior to integration into regulated environments.
Selection Notes
Select this component when designing systems requiring high-speed bidirectional data transfer with low power consumption. The wide operating voltage range allows flexibility in interfacing with various logic families. Consider the TSSOP-20 or similar package availability if space constraints exist, ensuring thermal dissipation meets design limits under maximum load conditions.
Part Context
This part belongs to the MC74VHC245 family of octal bus transceivers designed for high-speed CMOS applications. It serves as a critical interface component for managing data flow between microprocessors, memory devices, and peripheral circuits in modern electronic systems requiring reliable and fast signal transmission.
Replacement Considerations
Check for direct pin-compatible alternatives within the same logic family that offer identical electrical characteristics. Verify that any substitute maintains the same voltage range and package dimensions to ensure seamless integration without redesigning the PCB layout.
