From the provided data, SA555D is the closest same-function candidate, but it needs FAE review.
Best Alternatives to NE555DR
NE555DR is a single 555 timer in 8-SOIC. Same-function alternates need pinout, current, and lifecycle review.
AI replacement insight
Electrical riskmedium
Supply current may be higher.
Package risklow
8-SOIC matches for SA555D.
Firmware risklow
Analog timer, no firmware.
Sourcing riskhigh
SA555D is obsolete.
Can it be replaced directly?
No verified pin-compatible replacement is proven from the provided data.
Best replacement path
Use an active 555 timer in 8-SOIC with verified pinout.
Main risk
Pinout is not proven and the kept candidate is obsolete.
Recommended alternatives
Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.
Alternative comparison matrix
| Feature / factor | NE555DR | SA555D | Alt 2 | Alt 3 | Compatibility / risk |
|---|---|---|---|---|---|
| Application | 555 timer single | 555 timer single | 555 timer single — same function | ||
| Package | 8-SOIC | 8-SOIC | 8-SOIC — same package | ||
| Pinout | 8 pins | 8 pins | 8 pins — pin functions absent | ||
| Voltage | 4.5-16V | 4.5-16V | 4.5-16V — same range | ||
| Current | 3mA typ | 10mA | 10mA — higher supply current | ||
| Temperature | 0-70C | -40-85C | -40-85C — wider temp | ||
| Lifecycle | Active | Obsolete | Obsolete — sourcing risk |