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Rochester Electronics 74ACT161SCX Environmental and export classification status description

Fairchild Semiconductor 74ACT161SCX is a synchronous, presettable, binary counter IC that features an asynchronous parallel load capability, and a synchronous mode of operation of its four stages. It has many applications in digital systems where binary counting or dividing is required. Functions: 1. Synchronous preset to any desired value. 2. Synchronous counting and loading. 3. Available in a 16-pin SOIC package. 4. Low operating voltage range of 4.5V to 5.5V. 5. High-speed operation (clock up to 125 MHz). Applications: 1. Frequency dividers. 2. Digital frequency synthesizers. 3. Addressable memory locations. 4. Counting systems in digital electronics. Alternative Components: 1. SN74LS161A: Synchronous 4-Bit Binary Counters 2. CD54HC161: High-Speed CMOS Logic Presettable Binary Counters Embedded Modules: 1. Arduino Counter Library: For integrating counter functions in Arduino projects. 2. Raspberry Pi GPIO: Utilize the GPIO pins for counting applications. 3. FPGA Implementation: Design and implement counters in field-programmable gate arrays. Related Q&A: 1. Can Fairchild Semiconductor 74ACT161SCX be used in frequency divider circuits? Yes, 74ACT161SCX can function as a frequency divider by dividing the input clock signal based on the count value programmed into the counter. 2. How does the synchronous preset feature of 74ACT161SCX enhance its performance? The synchronous preset allows the counter to be preset to any desired value synchronously, enabling precise control over the count sequence in digital systems. 3. What are the advantages of using 74ACT161SCX in digital frequency synthesizer applications? The IC's high-speed operation, synchronous counting, and preset capabilities make it ideal for generating precise frequency output signals in frequency synthesis applications. 4. Can Fairchild Semiconductor 74ACT161SCX be cascaded to create larger counting configurations? Yes, multiple 74ACT161SCX ICs can be cascaded to create larger counting configurations by connecting the carry output of one counter to the clock input of the next counter. 5. How does the asynchronous parallel load capability of 74ACT161SCX benefit digital systems? The asynchronous parallel load feature allows instantaneous loading of a preset value into the counter, offering flexibility and control in digital applications that require rapid configuration changes.