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
- Trigger Type :
- Negative Edge
- Peak Reflow Temperature (Cel) :
- 260
- Lead Free :
- Lead Free
- Factory Lead Time :
- 6 Weeks
- Thickness :
- 1.58mm
- Number of Terminations :
- 14
- JESD-609 Code :
- e4
- Max I(ol) :
- 0.008 A
- Supply Voltage :
- 5V
- Reset :
- ASYNCHRONOUS
- Height :
- 1.75mm
- Frequency :
- 42MHz
- Pin Count :
- 14
- Radiation Hardening :
- No
- Operating Temperature :
- 0°C~70°C
- ECCN Code :
- EAR99
- Mount :
- Surface Mount
- Lifecycle Status :
- ACTIVE (Last Updated: 3 days ago)
- Turn On Delay Time :
- 50 ns
- Terminal Form :
- Gull wing
- Weight :
- 129.387224mg
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Logic Type :
- Counter, Decade
- Base Part Number :
- 74LS90
- Mounting Type :
- Surface Mount
- Clock Edge Trigger Type :
- Negative Edge
- Voltage - Supply :
- 4.75V~5.25V
- Direction :
- UP
- Family :
- LS
- Logic Function :
- Counter
- Operating Supply Voltage :
- 5V
- Length :
- 8.65mm
- Number of Functions :
- 2
- Number of Elements :
- 1
- Power Supplies :
- 5V
- Propagation Delay :
- 50 ns
- Width :
- 3.91mm
- Packaging :
- Tape and Reel (TR)
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Package / Case :
- 14-SOIC (0.154, 3.90mm Width)
- Series :
- 74LS
- RoHS Status :
- ROHS3 Compliant
- Number of Pins :
- 14
- Packing Method :
- TR
- fmax-Min :
- 32 MHz
- Number of Bits per Element :
- 4
- Terminal Position :
- Dual
- Pbfree Code :
- yes
- 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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