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ONSEMI MC74ACT161DG Synchronous Binary Counter

The MC74ACT161 is a high-speed, synchronous 4-bit binary counter with preset capability, designed for applications in programmable dividers and multistage counters. The device features asynchronous reset, synchronous reset, parallel load, count-up, and hold modes, controlled via versatile inputs like Master Reset, Synchronous Reset, Enable, and Count Enable signals. Operating at typical speeds up to 125 MHz with source/sink current of 24 mA, it assures precise, synchronized counting suitable for digital systems requiring reliable, fast counting operations with TTL-compatible inputs. Its Pb-free build ensures environmentally conscious manufacturing.

Authorized Distributors
Source:DigiKey
Part No:MC74ACT161DG
Stock:7
Inv Date:06-10-2026
Price: Unit price: $0.64
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Source:DigiKey
Part No:MC74ACT161DG
Stock:69265
Inv Date:06-10-2026
Price: Unit price: $36.44
Buy/RFQ:
Part No:MC74ACT161DG
Stock:0
Inv Date:06-11-2026
Price: N/A
Buy/RFQ:
Part No:MC74ACT161DG
Stock:203
Inv Date:06-11-2026
Price: N/A
Buy/RFQ:

ONSEMI MC74ACT161DG Synchronous Binary Counter Specifications:

  • Supply Voltage: 4.5 V to 5.5 V
  • Maximum Count Frequency: 125 MHz
  • Propagation Delay (CP to Qn): 15-70 ns
  • Outputs Source/Sink Current: 24 mA
  • Operating Temperature Range: -40°C to +85°C
  • Device Package: SOIC-16
  • Power Dissipation at 65°C: 500 mW (derates to 300 mW at 85°C)
  • Input Capacitance: 45 pF
  • Input Voltage (High): ≥2.0 V; (Low): ≤0.8 V
  • Output Voltage (High): ≥4.4 V at 50 μA; (Low): ≤0.1 V at 50 μA
  • Storage Temperature Range: -65°C to +150°C
  • Junction Temperature: up to 150°C
  • ESD Withstand Voltage: >2000 V
  • Lead Temperature (for soldering): 260°C for 10 seconds

Buy the Buy ON Semiconductor MC74ACT161 Part Number MC74ACT161DG Online

Order the high-speed ON Semiconductor MC74ACT161DG counter online today and enhance your digital designs. With a maximum frequency of 125 MHz, fast propagation delays, and TTL-compatible inputs, this device ensures precise counting operations suitable for programmable dividers and multistage counters. Its versatile modes—including asynchronous reset, synchronous reset, parallel load, and hold—provide full control for sophisticated digital applications. Environmentally friendly Pb-free packaging guarantees eco-conscious manufacturing. Experience the reliability and speed of this advanced binary counter by purchasing online now, ensuring seamless integration into your electronic projects.

Get ON Semiconductor MC74ACT161DG today—built for fast, reliable synchronous counting in digital systems with high-speed performance and environmental compliance.

Frequently Asked Questions

Where can I buy ONSEMI MC74ACT161DG?

You can click on the BUY or RFQ button to purchase MC74ACT161DG from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part MC74ACT161DG?

You can download the MC74ACT161DG datasheet or visit the ONSEMI website for support.

Who is the manufacturer of MC74ACT161DG?

ONSEMI

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