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SN74LS161AN is listed in the Counter Dividers range at ChipApex. The manufacturer field lists onsemi. Its product description is IC BINARY COUNTER 4-BIT 16DIP. Review the specifications below when checking this part for your BOM.
Counter Dividers specifications for SN74LS161AN
- Description：IC BINARY COUNTER 4-BIT 16DIP
- Series：74LS
- Mfr：onsemi
- Package：Tube
- Logic Type：Binary Counter
- Direction：Up
- Number of Elements：1
- Number of Bits per Element：4
- Reset：Asynchronous
- Timing：Synchronous
- Count Rate：25 MHz
- Trigger Type：Positive Edge
- Operating Temperature：0°C ~ 70°C
- Mounting Type：Through Hole
- Package / Case：16-DIP (0.300", 7.62mm)
- Supplier Device Package：16-PDIP
- Voltage - Supply：4.75 V ~ 5.25 V
- Grade：-
- Qualification：-
Counter Dividers datasheet and documents for SN74LS161AN
Counter Dividers Overview
The SN74LS161AN is a synchronous 4-bit binary counter manufactured by Texas Instruments. It operates on positive edge-triggered clocking and features asynchronous reset functionality. The device supports synchronous presettable loading and includes two count enable inputs for high-speed expansion. It provides a fully decoded terminal count output and utilizes diode-clamped inputs to facilitate fast counting and cascading applications.
Counter Dividers Feature Summary
- Synchronous counting and loading mechanism
- Asynchronous reset capability
- Diode-clamped inputs for interface compatibility
Counter Dividers Applications
- Frequency division circuits
- Memory addressing systems
- Digital counters
Counter Dividers Procurement Notes
Verify the manufacturer designation, as the part number indicates Texas Instruments despite the prompt specifying onsemi. Confirm the PDIP-16 package type and standard voltage supply requirements. Check for RoHS compliance status relative to current manufacturing standards.
Counter Dividers Selection Notes
Select this component for designs requiring synchronous 4-bit binary counting with parallel load capabilities. Ensure the application environment stays within the specified operating temperature range. Verify that the logic family characteristics match the system's power and speed requirements.
Counter Dividers Part Context
This component belongs to the SN54/74LS160A through SN54/74LS163A series of synchronous 4-bit counters. It is specifically categorized as a binary counter variant within the LS TTL logic family, distinguished from decade or up/down counter counterparts in the same documentation set.
Counter Dividers Replacement Considerations
SN74LS161ANSR
Counter Dividers FAQ
How does the reset function operate?
The reset function is asynchronous, allowing immediate clearing of the counter outputs regardless of the clock state.
What triggers the counting operation?
Counting occurs on the positive edge of the clock signal due to its edge-triggered design.
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