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MC74HC245ADTG
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Product Detailed Parameters
- Description：IC TXRX NON-INVERT 6V 20TSSOP
- Series：74HC
- Mfr：onsemi
- Package：Tube
- Logic Type：Transceiver, Non-Inverting
- Number of Elements：1
- Number of Bits per Element：8
- Input Type：-
- Output Type：3-State
- Current - Output High, Low：7.8mA, 7.8mA
- Voltage - Supply：2V ~ 6V
- Operating Temperature：-55°C ~ 125°C (TA)
- Mounting Type：Surface Mount
- Package / Case：20-TSSOP (0.173", 4.40mm Width)
- Supplier Device Package：20-TSSOP
- Grade：-
- Qualification：-
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Overview
The MC74HC245ADTG is an octal bus transceiver manufactured by onsemi, belonging to the HC logic family. It features a TSSOP-20 surface-mount package and supports bidirectional data transfer across eight channels. The device operates within a supply voltage range of 2 V to 6 V and maintains functionality at temperatures from -40 °C to +85 °C. Key electrical specifications include a maximum propagation delay of 31 ns, high output drive capability of ±24 mA, and low static power consumption with a maximum supply current of 8 µA.
Feature Summary
- Octal bidirectional data transfer capability for efficient bus management
- High drive strength supporting loads up to ±24 mA
- Wide operating voltage range compatible with various system levels
- Three-state outputs enabling effective bus isolation
Applications
- Mobile communication equipment
- Consumer electronics systems
- Industrial control applications
- Computing infrastructure
Procurement Notes
Verify the specific suffix 'DTG' against official datasheets to confirm package type and environmental compliance status. Ensure the selected variant matches the required thermal and electrical specifications for the target application environment before finalizing procurement decisions.
Selection Notes
Select this component when an octal transceiver with robust drive current is required for bidirectional data lines. The HC series offers standard CMOS compatibility, while the wide voltage range allows flexibility in system design. Consider the TSSOP-20 footprint constraints during PCB layout planning.
Part Context
This part belongs to the MC74HC245 family of octal bus transceivers. These devices are designed for high-speed data transmission between buses. The HC technology ensures low power consumption while maintaining noise immunity suitable for general-purpose digital logic applications.
Replacement Considerations
Check for direct pin-compatible alternatives such as MC74AC245 or MM74HC245 variants. Verify that substitute parts meet the same voltage, speed, and package requirements.
