SN74LS191N
- Mfr.Part #
- SN74LS191N
- Manufacturer
- Texas Instruments
- Package / Case
- 16-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC SYNC UP/DOWN COUNTER 16-DIP
- Stock
- 602
- In Stock :
- 602
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- Manufacturer :
- Texas Instruments
- Product Category :
- Counters, Dividers
- Output Current :
- 800μA
- JESD-609 Code :
- e4
- REACH SVHC :
- No SVHC
- Package / Case :
- 16-DIP (0.300, 7.62mm)
- Lifecycle Status :
- ACTIVE (Last Updated: 2 days ago)
- Trigger Type :
- POSITIVE EDGE
- Factory Lead Time :
- 6 Weeks
- Packaging :
- Tube
- Height :
- 5.08mm
- Terminal Position :
- Dual
- Base Part Number :
- 74LS191
- Voltage - Supply :
- 4.75V~5.25V
- Radiation Hardening :
- No
- Lead Free :
- Contains Lead
- Direction :
- Up, Down
- Number of Bits per Element :
- 4
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Family :
- LS
- Weight :
- 951.693491mg
- Operating Supply Voltage :
- 5V
- Pin Count :
- 16
- Number of Functions :
- 1
- Peak Reflow Temperature (Cel) :
- 260
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Logic Function :
- Counter
- Number of Terminations :
- 16
- Operating Temperature :
- 0°C~70°C
- Length :
- 19.3mm
- Mounting Type :
- Through Hole
- Number of Elements :
- 1
- Supply Voltage :
- 5V
- Clock Edge Trigger Type :
- POSITIVE EDGE
- Power Supplies :
- 5V
- Timing :
- SYNCHRONOUS
- Width :
- 6.35mm
- Series :
- 74LS
- fmax-Min :
- 20 MHz
- Additional Feature :
- TCO OUTPUT
- Number of Pins :
- 16
- Mount :
- Through Hole
- Turn On Delay Time :
- 52 ns
- Load/Preset Input :
- yes
- ECCN Code :
- EAR99
- Frequency :
- 25MHz
- Logic Type :
- BINARY COUNTER
- Thickness :
- 3.9mm
- RoHS Status :
- ROHS3 Compliant
- Propagation Delay :
- 52 ns
- Datasheets
- SN74LS191N

[Counters, Dividers] Texas Instruments SN74LS191N Overview
Introducing the SN74LS191N, a meticulously engineered integrated circuit (IC) from Texas Instruments, designed to synchronize and manage counting operations with remarkable precision. This versatile device boasts a myriad of features tailored to meet the demanding requirements of modern electronic systems. Ideal for a diverse range of applications, the SN74LS191N offers unparalleled performance and reliability, making it the go-to choice for discerning professionals seeking excellence in their electronic designs.
SN74LS191N Features
- Highly synchronized counting capabilities ensure accurate data processing.
- Flexible up/down counting functionality for enhanced versatility.
- Wide operating voltage range for compatibility with various power sources.
- Robust design with built-in protection features for reliable operation in challenging environments.
- Efficient 16-pin DIP package for easy integration into circuit designs.
- Industry-leading quality and durability backed by Texas Instruments' renowned reputation.
SN74LS191N Applications
- Industrial Automation: The SN74LS191N facilitates precise counting and synchronization tasks in industrial automation systems, ensuring seamless operation and optimal efficiency. Its robust design and wide voltage range make it an ideal choice for demanding industrial environments.
- Electronic Counters: Leveraging its up/down counting capabilities, the SN74LS191N is perfect for electronic counter applications, including traffic monitoring systems, event counters, and production line management. Its synchronized operation guarantees accurate data tracking in various settings.
- Frequency Division: With its ability to divide frequencies accurately, the SN74LS191N finds extensive use in frequency division applications such as clock generation circuits and digital frequency synthesizers. Its reliability and precision make it indispensable for maintaining stable frequency outputs in electronic systems.
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