Alternatives to Texas Instruments TLC555CD
Texas Instruments TLC555CD and its qualified second sources, compared on form/fit/function, stock, lifecycle and price — the same checks Parter runs inside a BOM.
 TLC555CDTexas Instruments | TLC555CDRTexas Instruments | TLC555IDRTexas Instruments | +4more | |
|---|---|---|---|---|
| FFF Compatibility | Matches the exact same SOIC-8 footprint and pinout configuration.Identical 8-SOIC package dimensions (3.90mm width) and surface-mount style.Provides the identical electrical performance, 2.1 MHz oscillation limit, and 0°C to 70°C temperature range. | Matches the exact same SOIC-8 footprint and pinout configuration.Identical 8-SOIC package dimensions and surface-mount style.Provides equivalent electrical performance while exceeding the operating temperature range of the original commercial grade. | ||
 AI Summary | TLC555CD by Texas Instruments: 555 Type, Timer/Oscillator (Single) IC 2.1MHz 8-SOIC. | The TLC555CDR is the direct tape-and-reel equivalent of the obsolete TLC555CD. It offers identical electrical parameters, pin compatibility, and package dimensions, making it a perfect drop-in replacement.
| The TLC555IDR is an industrial-grade version of the original timer. It offers a wider operating temperature range of -40°C to 85°C while maintaining identical electrical parameters and physical footprints.
| |
| Lifecycle Status | Obsolete | Active | Active | |
| Market Availability | In stock | In stock | In stock | |
| REACH | REACH | REACH | REACH | |
| RoHS | RoHS | RoHS | RoHS | |
| Description | 555 Type, Timer/Oscillator (Single) IC 2.1MHz 8-SOIC | 555 Type, Timer/Oscillator (Single) IC 2.1MHz 8-SOIC | 555 Type, Timer/Oscillator (Single) IC 2.1MHz 8-SOIC | |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | |
| Type | Clock/Timing | Clock/Timing | Clock/Timing | |
| Datasheet | Open | Open | Open | |
| Lead Time | 19 weeks | 16 weeks | 16 weeks | |
| Country of Origin | MX, MY, US, TW | - | - | |
| Export Control Class Number | EAR99 | EAR99 | EAR99 | |
| HTSUS Code | 8542.39.0070 | - | - | |
| Moisture Sensitivity Level | 1 (Unlimited) | - | - | |
| Type | 555 Type, Timer/Oscillator (Single) | - | - | |
| Frequency | 2.1MHz | - | - | |
| Mounting Type | Surface Mount | - | - | |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | - | - | |
| Current - Supply | 360 µA | - | - | |
| Voltage - Supply | 2V ~ 15V | - | - | |
| Operating Temperature | 0°C ~ 70°C | - | - | |
| Supplier Device Package | 8-SOIC | - | - |
Unlock all 6 alternatives
- Find & compare verified second sources
- Spot risk early with real-time part monitoring
- Stay compliant and production-ready
Related parts
| Part | Market availability | Lifecycle | Alternatives available |
|---|---|---|---|
 TLC555CDG4Texas Instruments | In stock | Obsolete | 4Alternatives availableSee Alternatives |
You searched one part. Parter watches your whole BOM.
All your BOM, at once
Parter maps every line to live stock, lead time, lifecycle and compliance data across the entire market — not part by part.
Hear about problems before they hit production
Allocation, EOL and last-time-buy notices surface the moment they appear, not when your buyer's PO bounces.
Qualified replacements in minutes, not days
Every at-risk line gets form-fit-function matches like the ones above — deltas flagged, evidence attached. Review, push to your BOM, and Parter starts watching the new part too.
Frequently asked questions
Yes. The Texas Instruments TLC555CD is marked obsolete, so the manufacturer has discontinued it and any remaining supply is limited to distributor stock. The qualified second sources on this page are active parts you can design in today.
The closest qualified second sources for the Texas Instruments TLC555CD are the TLC555CDR (Texas Instruments) and the TLC555IDR (Texas Instruments), out of 6 matched alternatives in total. Each is compared against the original on fit, form and function in the table above.
Not always. The alternatives to the TLC555CD are matched on function but can differ in package, pinout or a key parameter, so review the fit/form/function notes in the table and the datasheet before designing one in.
The TLC555CD (Texas Instruments) is a part in the Clock/Timing category. This page lists qualified, cross-referenced replacements for it with a side-by-side comparison.
Schedule a demo
See Parter in action
Discover how Parter can help your hardware team:
- Streamline your hardware operations with AI
- Detect and prevent lifecycle disruptions
- Accelerate product development
- Stay compliant and production-ready