SN74LS490N
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- Mfr.Part #
- SN74LS490N
- Manufacturer
- Rochester Electronics
- Package / Case
- PDIP
- Datasheet
- Download
- Description
- DECADE COUNTER, LS SERIES, ASYNC
- Stock
- 1,135
- In Stock ：
- 1,135
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- Manufacturer :
- Rochester Electronics
- Product Category :
- Counters, Dividers
- Lead Free :
- Contains Lead
- Terminal Pitch :
- 2.54mm
- Max Frequency@Nom-Sup :
- 25000000Hz
- Load/Preset Input :
- yes
- Pin Count :
- 16
- Propagation Delay (tpd) :
- 54 ns
- Load Capacitance :
- 15pF
- Pbfree Code :
- No
- Number of Bits :
- 4
- Terminal Form :
- THROUGH-HOLE
- Width :
- 7.62mm
- Terminal Position :
- Dual
- Peak Reflow Temperature (Cel) :
- NOT SPECIFIED
- Supply Voltage :
- 5V
- Operating Temperature (Max) :
- 70°C
- Power Supplies :
- 5V
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Max I(ol) :
- 0.008 A
- Surface Mount :
- No
- Package / Case :
- PDIP
- Mode of Operation :
- ASYNCHRONOUS
- Number of Functions :
- 2
- fmax-Min :
- 25 MHz
- Supply Voltage-Min (Vsup) :
- 4.75V
- Reach Compliance Code :
- not_compliant
- Logic Function :
- Counter
- Qualification Status :
- Not Qualified
- Supply Voltage-Max (Vsup) :
- 5.25V
- Number of Terminations :
- 16
- Temperature Grade :
- COMMERCIAL
- RoHS Status :
- Non-RoHS Compliant
- Height Seated (Max) :
- 5.08mm
- Family :
- LS
- Power Supply Current-Max (ICC) :
- 26mA
- Length :
- 19.305mm
- Trigger Type :
- Negative Edge
- HTS Code :
- 8542.39.00.01
- Count Direction :
- UP
- Datasheets
- SN74LS490N
[Counters, Dividers - Rochester Electronics SN74LS490N] Overview
The SN74LS490N, manufactured by Rochester Electronics, is a high-quality decade counter designed for synchronous operation in various electronic applications. This LS series counter provides asynchronous capability, making it versatile for different timing and counting tasks. With its reliable performance and precise counting functionality, it is an ideal choice for professionals seeking dependable integrated circuits for their projects.
SN74LS490N Features
- Decade counter suitable for synchronous operation
- Part of the LS series, ensuring low power consumption
- Asynchronous capability for flexible timing applications
- Precision counting functionality for accurate results
- Manufactured by Rochester Electronics, a trusted name in electronic components
SN74LS490N Applications
- Industrial Automation Systems: The SN74LS490N can be used in industrial automation systems for counting and timing tasks. Its synchronous operation and precise counting make it suitable for controlling processes and machinery.
- Test and Measurement Equipment: In test and measurement applications, this decade counter can serve as a reliable tool for counting events and generating timing signals. Its asynchronous capability allows for flexible integration into various testing setups.
- Embedded Systems: Embedded systems often require precise timing and counting functions. The SN74LS490N can be incorporated into embedded systems for tasks such as event counting, frequency division, and time measurement, thanks to its reliable performance and low power consumption.
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The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
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