SN74F161AD
- Mfr.Part #
- SN74F161AD
- Manufacturer
- Texas Instruments
- Package / Case
- 16-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC SYNC 4-BIT BIN CNTR 16-SOIC
- Stock
- 14,014
- In Stock :
- 14,014
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- Manufacturer :
- Texas Instruments
- Product Category :
- Counters, Dividers
- Power Supplies :
- 5V
- Turn On Delay Time :
- 15 ns
- Reset :
- ASYNCHRONOUS
- Power Supply Current-Max (ICC) :
- 55mA
- Lifecycle Status :
- ACTIVE (Last Updated: 2 days ago)
- ECCN Code :
- EAR99
- RoHS Status :
- ROHS3 Compliant
- Number of Bits per Element :
- 4
- Direction :
- UP
- Frequency :
- 120MHz
- Thickness :
- 1.58mm
- Voltage - Supply :
- 4.5V~5.5V
- Terminal Position :
- Dual
- Logic Type :
- BINARY COUNTER
- Count Rate :
- 100MHz
- Family :
- F/FAST
- Operating Temperature :
- 0°C~70°C
- fmax-Min :
- 90 MHz
- Load Capacitance :
- 50pF
- Width :
- 3.91mm
- Trigger Type :
- POSITIVE EDGE
- Weight :
- 141.690917mg
- Packaging :
- Cut Tape (CT)
- Mount :
- Surface Mount
- Max I(ol) :
- 0.02 A
- Propagation Delay :
- 15 ns
- Supply Voltage :
- 5V
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Length :
- 9.9mm
- Base Part Number :
- 74F161
- Series :
- 74F
- Terminal Form :
- Gull wing
- JESD-609 Code :
- e4
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Number of Pins :
- 16
- Mounting Type :
- Surface Mount
- Logic Function :
- Counter
- Lead Free :
- Lead Free
- Pbfree Code :
- yes
- Height :
- 1.75mm
- Pin Count :
- 16
- Number of Terminations :
- 16
- Additional Feature :
- TCO OUTPUT
- Operating Supply Voltage :
- 5V
- Radiation Hardening :
- No
- Timing :
- SYNCHRONOUS
- Packing Method :
- TR
- Peak Reflow Temperature (Cel) :
- 260
- Number of Elements :
- 1
- Number of Functions :
- 1
- Clock Edge Trigger Type :
- POSITIVE EDGE
- Factory Lead Time :
- 6 Weeks
- Package / Case :
- 16-SOIC (0.154, 3.90mm Width)
- Datasheets
- SN74F161AD

Counters, Dividers Texas Instruments SN74F161AD Overview
The SN74F161AD from Texas Instruments is a high-performance, synchronous 4-bit binary counter encapsulated in a 16-SOIC package. Designed for precision and reliability, this integrated circuit (IC) offers advanced counting solutions, tailored to meet the rigorous demands of modern digital systems. Its ability to count in a binary sequence and reset to zero through a synchronous clear input makes it ideal for a wide range of applications. The Counters, Dividers Texas Instruments SN74F161AD is essential for designers looking for an efficient and robust component capable of handling complex, multi-bit counting operations.
SN74F161AD Features
The SN74F161AD boasts several key features that enhance its functionality and reliability:
- 4-bit binary counter with synchronous clear
- Operates from a single 5-Volt power supply
- High-speed operation — typical count frequency of 42 MHz
- Direct clear function which synchronizes with the clock
- Output capability for standard and bus-oriented applications
- Edge-triggered counting design, which enhances precision
- Wide operating temperature range from -40°C to 85°C
SN74F161AD Applications
- Digital clocks: Used in the timekeeping logic of digital clocks to ensure precise time measurement and display.
- Frequency counters: Integral in measuring frequency by counting the number of occurrences of a particular event within a specific time frame.
- Event counters in industrial applications: Tracks specific events or operations, such as production line item counts.
- Server farms and computing arrays: Utilized in managing operations that require sequence and logic control based on counting mechanisms.
- Robotics and automation systems: Provides counting capabilities necessary for motion control and navigational algorithms in robotic systems.
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