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Product Detailed Parameters
- Description：54LS374 OCTAL D-TYPE EDGE TRIGGE
- Series：*
- Mfr：Texas Instruments
- Package：Bulk
- Function：-
- Type：-
- Output Type：-
- Number of Elements：-
- Number of Bits per Element：-
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- Max Propagation Delay @ V, Max CL：-
- Trigger Type：-
- Current - Output High, Low：-
- Voltage - Supply：-
- Current - Quiescent (Iq)：-
- Operating Temperature：-
- Mounting Type：-
- Supplier Device Package：-
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- Input Capacitance：-
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Overview
The JM38510/32503B2A is a military-grade octal bus transceiver manufactured by Texas Instruments. It features bidirectional data transmission with three-state outputs, allowing for efficient bus line management in complex digital systems. The device operates within an extended temperature range of -55°C to 125°C, ensuring reliability in harsh environments. Packaged in a 20-lead ceramic flat pack (CFP), it supports high-speed signal integrity and provides robust performance for aerospace and defense applications requiring strict MIL-PRF-38535 compliance.
Feature Summary
- Bidirectional octal data transfer capability
- Three-state output isolation
- Extended industrial temperature operation
Applications
- Military avionics data buses
- Defense communication systems
- Aerospace control interfaces
Procurement Notes
Verify the specific suffix B2A against the manufacturer's official datasheet to confirm pinout and electrical characteristics match the design requirements. Ensure the component meets MIL-PRF-38535 Class B or higher specifications. Request full traceability documentation including lot numbers and test reports to validate authenticity and quality standards before integration into critical systems.
Selection Notes
Select this component when designing systems requiring high-density octal data routing with isolated outputs. Consider the ceramic package for thermal stability and radiation hardness compared to plastic alternatives. Evaluate the bidirectional nature against unidirectional drivers if separate transmit and receive paths are needed. Confirm voltage levels and load capacitance requirements align with the target bus architecture.
Part Context
This part belongs to the JM38510 series, which defines military-standard logic integrated circuits. These components are designed for high-reliability applications where standard commercial parts are insufficient. The series encompasses various logic functions, with this specific model focusing on bus transceiver functionality for system interconnects.
Replacement Considerations
Check for direct cross-reference equivalents such as other manufacturers' MIL-spec octal transceivers. Verify that any substitute matches the 20-CFP package dimensions and pin configuration. Ensure the alternative component meets the same -55°C to 125°C operating temperature range and three-state output specifications.
