SN74LS90DR
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- Mfr.Part #
- SN74LS90DR
- Manufacturer
- Texas Instruments
- Package / Case
- 14-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC DECADE COUNTER 14-SOIC
- Stock
- 25,594
- In Stock ：
- 25,594
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- Manufacturer :
- Texas Instruments
- Product Category :
- Counters, Dividers
- Max I(ol) :
- 0.008 A
- Thickness :
- 1.58mm
- Length :
- 8.65mm
- Number of Functions :
- 2
- Power Supplies :
- 5V
- Peak Reflow Temperature (Cel) :
- 260
- Packing Method :
- TR
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- JESD-609 Code :
- e4
- Number of Bits per Element :
- 4
- Direction :
- UP
- Propagation Delay :
- 50 ns
- Base Part Number :
- 74LS90
- Terminal Position :
- Dual
- Pbfree Code :
- yes
- Number of Terminations :
- 14
- ECCN Code :
- EAR99
- Width :
- 3.91mm
- Clock Edge Trigger Type :
- Negative Edge
- RoHS Status :
- ROHS3 Compliant
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Series :
- 74LS
- Logic Type :
- Counter, Decade
- Supply Voltage :
- 5V
- Terminal Form :
- Gull wing
- Height :
- 1.75mm
- fmax-Min :
- 32 MHz
- Mounting Type :
- Surface Mount
- Radiation Hardening :
- No
- Weight :
- 129.387224mg
- Operating Supply Voltage :
- 5V
- Family :
- LS
- Packaging :
- Tape and Reel (TR)
- Number of Elements :
- 1
- Logic Function :
- Counter
- Factory Lead Time :
- 6 Weeks
- Trigger Type :
- Negative Edge
- Frequency :
- 42MHz
- Reset :
- ASYNCHRONOUS
- Lifecycle Status :
- ACTIVE (Last Updated: 3 days ago)
- Number of Pins :
- 14
- Operating Temperature :
- 0°C~70°C
- Package / Case :
- 14-SOIC (0.154, 3.90mm Width)
- Voltage - Supply :
- 4.75V~5.25V
- Mount :
- Surface Mount
- Pin Count :
- 14
- Lead Free :
- Lead Free
- Turn On Delay Time :
- 50 ns
- Datasheets
- SN74LS90DR
Counters, Dividers Texas Instruments SN74LS90DR Overview
The SN74LS90DR from Texas Instruments stands out as a versatile and robust IC decade counter, packaged in a 14SOIC format. This precision-engineered component is crucial for applications requiring reliable counting and dividing operations. Engineered by Texas Instruments, a leader in semiconductor innovation, the SN74LS90DR ensures high performance and durability for sophisticated electronics systems. Its ability to handle complex counting sequences makes it an ideal choice for designers focusing on enhancing device efficiency and reliability.
SN74LS90DR Features
The SN74LS90DR decade counter features several technical attributes that make it superior for a wide range of applications. It includes a fully programmable divide-by-number feature, a clear function to reset the count, and a gated zero-reset mechanism. Additionally, its compatibility with other TTL logic families enhances its utility in multi-component systems. The counter operates efficiently across a broad voltage range and maintains stability under varying environmental conditions, ensuring consistent performance.
SN74LS90DR Applications
- Digital clocks: Utilizes the counting and dividing capabilities of the SN74LS90DR to manage time intervals and display updates.
- Frequency counters: Applies the high precision of this IC to measure and display frequencies in communication equipment.
- Event counters: Takes advantage of the robustness and reliability of the SN74LS90DR for counting occurrences and operations in automation systems.
- Manufacturing line counters: Employs this IC for tracking production quantities, ensuring accuracy in high-volume manufacturing environments.
- Consumer electronics: Integrates into various gadgets to perform routine counting tasks, enhancing the functionality of consumer devices.
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