SN74LS161AMR1

$0.09

Description：BINARY COUNTER, LS SERIES
Series：*
Mfr：onsemi
Package：Bulk

SKU:5ab58230d3d8 Category: Counters, Dividers Brand: onsemi

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Product introduction

SN74LS161AMR1 is listed in the Counter Dividers range at ChipApex. The manufacturer field lists onsemi. Its product description is BINARY COUNTER, LS SERIES. Review the specifications below when checking this part for your BOM.

Counter Dividers specifications for SN74LS161AMR1

Description：BINARY COUNTER, LS SERIES
Series：*
Mfr：onsemi
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 SN74LS161AMR1

SN74LS161AMR1

Counter Dividers Overview

The SN74LS161AMR1 is a high-speed, synchronous 4-bit binary counter manufactured by onsemi. It features positive edge-triggered operation and synchronous preset capability within the LS logic series. The device operates with a supply voltage range of 4.75 V to 5.25 V and supports an installation type suitable for surface mount applications. It includes two count enable inputs for high-speed synchronous expansion and provides a fully decoded terminal count output.

Counter Dividers Feature Summary

Synchronous counting and loading mechanism
Positive edge-triggered operation
Two count enable inputs for high-speed synchronous expansion
Fully decoded terminal count output

Counter Dividers Applications

Counting applications
Memory addressing
Frequency division

Counter Dividers Procurement Notes

Verify that the SN74LS161AMR1 designation corresponds to the specific surface-mount package variant required for your design. Confirm compatibility with existing circuit layouts when substituting from through-hole equivalents like the DM74LS161AN. Ensure the component meets RoHS compliance requirements if mandated by your project specifications, as older variants may not adhere to current environmental standards.

Counter Dividers Selection Notes

Select this component for designs requiring synchronous 4-bit binary counting with preset functionality. It is suitable for systems needing high-speed expansion capabilities via dedicated count enable inputs. Consider the surface-mount package format for automated assembly processes. Verify that the operating temperature range and voltage specifications align with the target application environment before finalizing the bill of materials.

Counter Dividers Part Context

This part belongs to the SN74LS161A family of high-speed 4-bit synchronous counters. These devices are MSI building blocks designed for counting, memory addressing, and frequency division. The LS series offers improved speed and power consumption characteristics compared to standard TTL logic families, making them suitable for various digital logic applications requiring reliable synchronous operation.