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IDT74FCT648TQ
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Product Detailed Parameters
- Description：IC TXRX NON-INVERT 5.25V 24QSOP
- Series：-
- Mfr：IDT, Integrated Device Technology Inc
- Package：Bulk
- 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：15mA, 64mA
- Voltage - Supply：4.75V ~ 5.25V
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：24-SSOP (0.154", 3.90mm Width)
- Supplier Device Package：24-QSOP
- Grade：-
- Qualification：-
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Overview
The IDT74FCT648TQ is an octal bidirectional bus transceiver from the 74FCT logic family, manufactured by Integrated Device Technology. It features non-inverting data transfer with three-state outputs and operates within a voltage range of 4.75V to 5.25V. The device is housed in a 24-pin QSOP package, measuring 3.90mm in width. It supports TTL input levels and provides high drive capability for efficient bus interfacing in digital systems.
Feature Summary
- Octal bidirectional data transfer capability
- Three-state output configuration
- Non-inverting logic function
- Compatible with TTL input levels
Applications
- Bus-oriented memory applications
- Control lines within system architectures
- Bidirectional data buffering between buses
Procurement Notes
Verify component authenticity through official manufacturer channels or authorized distributors. Confirm package type matches the 24-pin QSOP specification. Check for RoHS compliance status as indicated in technical documentation. Ensure storage conditions meet semiconductor handling standards to prevent damage prior to installation.
Selection Notes
Select this component for designs requiring octal bidirectional buffering with three-state control. Ensure supply voltage aligns with the specified 4.75V to 5.25V range. Verify that the QSOP package fits the PCB layout constraints. Consider propagation delay characteristics when designing high-speed synchronous interfaces.
Part Context
This part belongs to the 74FCT series, which combines Fast CMOS speed with TTL-compatible inputs. It serves as a standard interface solution for connecting microprocessors to peripheral devices. The technology offers improved switching speeds compared to older LS families while maintaining compatibility with existing logic standards.
Replacement Considerations
Check for direct pin-to-pin replacements within the same 74FCT family. Verify electrical parameters such as voltage range and drive current match requirements. Confirm package dimensions are identical for mechanical fit. Consult manufacturer substitution guides for updated alternatives if the part is obsolete.
