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SNJ54HC190FK is listed in the Counter Dividers range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is DECADE COUNTER, ASYNCHRONOUS. Review the specifications below when checking this part for your BOM.
Counter Dividers specifications for SNJ54HC190FK
- Description：DECADE COUNTER, ASYNCHRONOUS
- Series：*
- Mfr：Texas Instruments
- 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：-
Counter Dividers datasheet and documents for SNJ54HC190FK
Counter Dividers Overview
The SNJ54HC190FK is a synchronous 4-bit bidirectional decade counter manufactured by Texas Instruments. It operates within the HC/UH series and features asynchronous clear functionality. The device is housed in a 20-lead Ceramic Quad Flat Pack (LCC) package, designated as QLCC with LCC20,.35SQ specifications. It supports an operating temperature range of -55°C to 125°C, ensuring reliability in extreme environments. The component utilizes CMOS technology for low power consumption and high noise immunity.
Counter Dividers Feature Summary
- Synchronous 4-bit bidirectional counting capability
- Asynchronous clear input for immediate reset
- Ceramic quad flat pack construction for durability
- Extended industrial temperature range operation
Counter Dividers Applications
- Digital frequency division circuits
- Timekeeping and clock generation systems
- Industrial control logic sequencing
- Military-grade electronic instrumentation
Counter Dividers Procurement Notes
Verify the specific suffix 'FK' corresponds to the ceramic LCC-20 package variant. Confirm RoHS compliance status as indicated by regulatory databases. Ensure the supplier provides traceability documentation suitable for military or aerospace procurement requirements. Check for lead time variations due to specialized packaging.
Counter Dividers Selection Notes
Select this component when bidirectional decade counting is required in harsh thermal environments. The ceramic package offers superior hermeticity compared to plastic alternatives. Consider the HC/UH series speed-power trade-offs against other logic families. Verify pin compatibility if replacing legacy designs.
Counter Dividers Part Context
This part belongs to the Texas Instruments SNJ54HC family, designed for high-reliability applications. The 'SNJ' prefix typically denotes military-grade qualification. The HC/UH series provides standard CMOS logic levels. The FK suffix specifies the ceramic flat pack package style.
Counter Dividers Replacement Considerations
Check for direct substitutes such as SNJ54HC190AJK or SNJ54HC190FKR if available. Verify pinout compatibility before substitution. Ensure voltage and temperature ratings match original design constraints.
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