LM555CMAlternatives & Equivalent Parts
About LM555CM
LM555CM is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Small Outline Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | LM555CMSource | LM555CM/NOPB | LM555CMX/NOPB | LM555CN | LM555CMM | LM555CMM/NOPB | LM555CMMX/NOPB |
|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages | Dual-In-Line Packages | Small Outline Packages | Small Outline Packages | Small Outline Packages |
| Pin Count | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| Temperature Range | ~ 70.0°C | ~ 70.0°C | ~ 70.0°C | ~ 70.0°C | ~ 70.0°C | ~ 70.0°C | ~ 70.0°C |
| Price | $0.1203 | $0.4988 | $0.4925 | $0.1930 | $0.7316 | $0.4550 | $0.4920 |
| Electrical Parameters | |||||||
| Pbfree Code | Yes | Yes | Yes | No | Yes | Yes | Yes |
| Date Of Intro | 1993-01-01 | — | — | — | 1997-05-01 | — | — |
| YTEOL | 0 | 15 | 15 | 0 | 0 | 15 | 15 |
| Analog IC - Other Type | TIMER | TIMER | TIMER | PULSE; RECTANGULAR | PULSE; RECTANGULAR | TIMER | TIMER |
| JESD-30 Code | R-PDSO-G8 | R-PDSO-G8 | R-PDSO-G8 | R-PDIP-T8 | S-PDSO-G8 | S-PDSO-G8 | S-PDSO-G8 |
| JESD-609 Code | e0 | e3 | e3 | e0 | e0 | e3 | e3 |
| Number of Functions | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 | SOP8,.25 | SOP8,.25 | DIP8,.3 | TSSOP8,.19 | TSSOP8,.19 | TSSOP8,.19 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | SQUARE | SQUARE | SQUARE |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | IN-LINE | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 235 | 260 | 260 | — | 260 | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Supply Current-Max (Isup) | 15 mA | 15 mA | 15 mA | — | 15 mA | 15 mA | 15 mA |
| Supply Voltage-Max (Vsup) | 16 V | 16 V | 16 V | 16 V | 16 V | 16 V | 16 V |
| Supply Voltage-Min (Vsup) | 4.5 V | 4.5 V | 4.5 V | 4.5 V | 4.5 V | 4.5 V | 4.5 V |
| Supply Voltage-Nom (Vsup) | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V |
| Surface Mount | YES | YES | YES | NO | YES | YES | YES |
| Technology | BIPOLAR | BIPOLAR | BIPOLAR | BIPOLAR | BIPOLAR | BIPOLAR | BIPOLAR |
| Temperature Grade | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL |
| Terminal Finish | Tin/Lead (Sn/Pb) | Matte Tin (Sn) | Matte Tin (Sn) | TIN LEAD | Tin/Lead (Sn/Pb) | Matte Tin (Sn) | Matte Tin (Sn) |
| Terminal Form | GULL WING | GULL WING | GULL WING | THROUGH-HOLE | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 1.27 mm | 1.27 mm | 1.27 mm | 2.54 mm | 0.65 mm | 0.65 mm | 0.65 mm |
| Terminal Position | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 20 | 30 | 30 | — | — | 30 | 30 |
| ## LM555CM Alternates Showing results | Image | — | — | — | — | — | — |
| ## LM555CM/NOPB Alternates Showing results | — | Image | — | — | — | — | — |
| ## LM555CMX/NOPB Alternates Showing results | — | — | Image | — | — | — | — |
| ## LM555CN Alternates Showing results | — | — | — | Image | — | — | — |
| ## LM555CMM/NOPB Alternates Showing results | — | — | — | — | — | Image | — |
| ## LM555CMMX/NOPB Alternates Showing results | — | — | — | — | — | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
National Semiconductor Corporation 1 Func, BIPolar, PDSO8
National Semiconductor Corporation 1 Func, BIPolar, PDSO8
Why Look for Alternatives?
Finding alternatives for LM555CM is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating LM555CM replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
Can't Find What You Need?
Our sourcing team can help find compatible alternatives for LM555CM. Get expert recommendations within 24 hours.
Request Alternatives for LM555CMFAQ
What is equivalent to LM555CM?
Known equivalents for LM555CM include LM555CM/NOPB, LM555CMX/NOPB, LM555CN. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LM555CM?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify LM555CM alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.