LM555CMX/NOPB
- Mfr.Part #
- LM555CMX/NOPB
- Manufacturer
- National Semiconductor
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- LM555 HIGHLY STABLE 555 TIMER
- Stock
- 20,598
- In Stock :
- 20,598
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- National Semiconductor
- Product Category :
- Programmable Timers and Oscillators
- REACH SVHC :
- No SVHC
- Mount :
- Surface Mount
- Terminal Form :
- Gull wing
- Power Dissipation :
- 1.18W
- Voltage - Supply :
- 4.5V~16V
- Operating Supply Current :
- 10mA
- Terminal Position :
- Dual
- Quiescent Current :
- 3mA
- Output Current :
- 200mA
- Number of Terminations :
- 8
- JESD-609 Code :
- e3
- Pbfree Code :
- yes
- Frequency :
- 100kHz
- Base Part Number :
- LM555
- Operating Temperature :
- 0°C~70°C
- Packaging :
- Tape and Reel (TR)
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Supply Voltage-Min (Vsup) :
- 4.5V
- Low Level Output Current :
- 200mA
- Max Power Dissipation :
- 1.18W
- Pin Count :
- 8
- Thickness :
- 1.58mm
- Mounting Type :
- Surface Mount
- Lead Free :
- Lead Free
- Supply Voltage :
- 5V
- RoHS Status :
- ROHS3 Compliant
- ECCN Code :
- EAR99
- Terminal Finish :
- Matte Tin (Sn)
- Type :
- 555 Type, Timer/Oscillator (Single)
- Radiation Hardening :
- No
- Length :
- 4.9mm
- High Level Output Current :
- -200mA
- Peak Reflow Temperature (Cel) :
- 260
- Number of Functions :
- 1
- Lifecycle Status :
- ACTIVE (Last Updated: 5 days ago)
- Number of Pins :
- 8
- Height :
- 1.75mm
- Width :
- 3.91mm
- Number of Timers/Counters :
- 1
- Factory Lead Time :
- 8 Weeks
- Nominal Supply Current :
- 3mA
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Datasheets
- LM555CMX/NOPB

Programmable Timers and Oscillators National Semiconductor LM555CMX/NOPB Overview
The Programmable Timers and Oscillators National Semiconductor LM555CMX/NOPB is a highly stable device designed for generating accurate time delays or oscillation. The LM555 timer is a direct implementation of the standard 555 timer and is perfect for various timing, pulse generation, and oscillator applications. This IC can be operated in both monostable and astable modes, making it exceptionally versatile for a wide range of industrial and consumer applications. Its robust design ensures reliability and consistency, which is crucial for bulk purchasing considerations by B2B clients seeking dependable components for their products.
LM555CMX/NOPB Features
The LM555CMX/NOPB includes features such as adjustable duty cycle, high output current capability, and direct replacement functionality. It offers a wide power supply range from 4.5V to 16V, allowing it to be used in various applications. The timer also supports sinking or sourcing up to 200 mA of load current with an output voltage compatible with TTL, CMOS, and other logic families. A high pulse accuracy and stability are ensured under temperature variations, making it a reliable choice for complex electronic systems.
LM555CMX/NOPB Applications
- Precision Timing: Utilized in electronic devices for generating precise time delays and intervals.
- Pulse Generation: Generates stable pulses for stepper motors and other pulse-required applications.
- Sequential Timing: Ideal for use in sequential timing applications within consumer electronics and industrial machinery.
- Time Delay Generation: Used in applications requiring a time delay feature, such as in automated systems and relays.
- Alarm Systems: Acts as the main timing component in various types of security and alarm systems.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















