LM555CMX/NOPB Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The LM555CMX/NOPB is a precision 555 timer IC in an SOP-8 package, featuring single-function timing with CMOS/TTL-compatible output. Ideal for oscillator, pulse generation, and time-delay applications. From $0.49, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- LM555CMX/NOPB Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.4925(MOQ 1)
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Single-function precision timer with stable monostable and astable operation modes
- CMOS and TTL output compatible, sourcing or sinking up to 200mA drive current
- Wide supply voltage range from 4.5V to 16V for versatile system integration
- SOP-8 small outline package (LM555CMX) for space-saving PCB designs
- Pb-free, RoHS-compliant construction (NOPB) suitable for modern electronics manufacturing
Applications
The LM555CMX/NOPB is widely used in precision timing and oscillator circuits, serving applications such as pulse-width modulation (PWM), LED flashers, and tone generators. It is a staple in industrial control systems, consumer electronics, and embedded designs where accurate time-delay or frequency generation is required. Its broad supply range and high output drive capability also make it suitable for motor control trigger circuits and signal conditioning in test equipment.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Analog IC - Other Type | TIMER |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Supply Current-Max (Isup) | 15mA |
| Supply Voltage-Max (Vsup) | 16V |
| Supply Voltage-Min (Vsup) | 4.5V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | BIPOLAR |
| Temperature Grade | COMMERCIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| ## LM555CMX/NOPB Alternates Showing results | Image |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for LM555CMX/NOPB:
National Semiconductor Corporation 1 Func, BIPolar, PDSO8
suggested
suggested
suggested
Frequently Asked Questions
What are the key electrical specifications of the LM555CMX/NOPB?
The LM555CMX/NOPB operates on a supply voltage of 4.5V to 16V, supports a single timing function, and delivers output capable of sourcing or sinking up to 200mA. It is offered in an SOP-8 (PDSO-G8) small outline package and is fully RoHS-compliant (Pb-free, JESD-609 e3 rated).
What are the typical applications for the LM555CMX/NOPB?
This 555 timer IC is commonly used in monostable one-shot pulse generators, astable free-running oscillators, PWM circuits, LED flashers, tone generators, frequency dividers, and time-delay relays in consumer electronics, industrial automation, and embedded systems.
What package does the LM555CMX/NOPB come in, and are there alternative packages?
The LM555CMX/NOPB is housed in an SOP-8 small outline package (8-pin, 0.25-inch pitch), which is well-suited for surface-mount assembly. Texas Instruments also offers the LM555 in DIP-8 and other packages for through-hole applications, providing flexibility for different PCB designs.
How much does the LM555CMX/NOPB cost and where can I buy it?
The LM555CMX/NOPB is priced from approximately $0.49 per unit, with pricing varying by quantity. It is available through authorized distributors worldwide and can be sourced on FindMyChip with fast global shipping for both sample and production quantities.
Related Guides
ADSP-BF548BBCZ-5A Blackfin DSP Design Guide: Clocking, DDR, and Peripheral Configuration
Complete design guide for the ADSP-BF548BBCZ-5A 533 MHz Blackfin DSP: PLL sequencing, DDR memory timing, power rail order, and peripheral configuration for HMI, audio, and communications applications.
Jun 11, 2026
CL05B104KO5NNNC & 0402 X7R MLCC Selection Guide: How to Choose a 100 nF Decoupling Capacitor
A practical guide to selecting 100 nF 0402 X7R MLCCs for bypass and decoupling. Compare CL05B104KO5NNNC, CL21B104KBCNNNC, CL05B103KB5NNNC and choose the right voltage rating, dielectric, and package.
Jun 11, 2026
ADSP-BF706BCPZ-4 Selection Guide: How to Choose a Blackfin+ DSP for Your Embedded Design
Compare ADSP-BF706BCPZ-4, BF548BBCZ-5A, and BF512BSWZ-4 on clock speed, memory, peripherals, and power to select the right Blackfin+ DSP.
Jun 10, 2026
ADC128S102 Selection Guide: How to Choose the Right 8-Channel 12-Bit SAR ADC
Compare ADC128S102 variants by supply voltage, temperature range, package, and qualification to pick the right 8-channel 12-bit SAR ADC for your design.
Jun 10, 2026
Why Buy from FindMyChip
About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $1.0200 | $1.02 |
| 10+ | $0.4925 | $4.92 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“The anti-counterfeit verification gave us confidence we'd never had with other China suppliers.”