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Product Detailed Parameters
- Description：54F161 - BINARY COUNTER, 4-BIT S
- Series：*
- Mfr：Rochester Electronics, LLC
- Package：Bulk
- Logic Type：-
- Direction：-
- Number of Elements：-
- Number of Bits per Element：-
- Reset：-
- Timing：-
- Count Rate：-
- Trigger Type：-
- Operating Temperature：-
- Mounting Type：-
- Package / Case：-
- Supplier Device Package：-
- Voltage - Supply：-
- Grade：-
- Qualification：-
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Overview
The Rochester Electronics LLC 54F161/BFA is a high-speed CMOS 4-bit binary counter with synchronous clear. It operates within a supply voltage range of 2V to 6V and supports data rates up to 80MHz. The device functions across an extended temperature range from -55°C to +125°C, ensuring reliability in harsh environments. Packaged in a 16-pin Ceramic Flatpack (BFA), it provides robust radiation hardness suitable for aerospace applications.
Feature Summary
- High-speed CMOS technology enabling operation at frequencies up to 80MHz
- Extended industrial temperature range supporting -55°C to +125°C
- Radiation hardened design offering immunity up to 50 krad
- Synchronous clear functionality for precise control
Applications
- Aerospace computing systems
- Spacecraft telemetry counters
- Military communication equipment
- High-reliability industrial automation
Procurement Notes
Verify the specific lot traceability and radiation test reports provided by the distributor. Confirm that the BFA package variant matches your board layout requirements. Ensure environmental testing aligns with the specified -55°C to +125°C operational limits for your target application.
Selection Notes
Select this component when radiation tolerance and wide temperature stability are critical. The BFA ceramic package offers superior hermeticity compared to plastic alternatives. Consider the 80MHz speed capability against system clock requirements before finalizing the design integration.
Part Context
This part belongs to ST's rad-hard 54HC/HCT series logic family, designed for hi-rel and space applications. It utilizes 5V high-speed CMOS technology with low power consumption. The series is ESCC qualified, providing a standardized solution for components requiring high reliability in extreme conditions.
Replacement Considerations
- 54HC161
FAQ
What is the maximum operating frequency?
The device supports data rates up to 80MHz.
Is the component radiation hardened?
Yes, it offers excellent immunity to radiations up to 50 krad.
