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Catalog the teardown index

Parts Teardown

One obsolete part, worked out in full. What went end-of-life, every real cross-reference, and the fit-catch on each candidate replacement, from public sources only.

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PartCategoryStatusIssuePublished
SIM808 replacement: SIM868, MC60, SIM7000G and SIM7070G compared (2026) teardown Active 08 Aug 2026
Four ST parts on the Sense HAT, four different answers teardown Active 07 Aug 2026
MPU-9250 and MPU-9255 replacement: obsolete 9-axis IMU cross-reference (2026) IMUs and motion sensors Active 02 Aug 2026
MPU-6050 replacement: obsolete 6-axis IMU cross-reference (2026) IMUs and motion sensors Active 02 Aug 2026
MPU-6000 vs ICM-42688-P: migrating off the obsolete IMU (2026) IMUs and motion sensors Active 02 Aug 2026
MAX6675 vs MAX31855 and MAX31856: migrating off the obsolete K-type converter (2026) Thermocouple converters Active 29 Jul 2026
CP2102 vs CH340, FT232RL and PL2303: the USB-UART bridge crosses compared (2026) USB-to-serial bridges Active 29 Jul 2026
PL2303 replacement: the FT232RNL, CP2102N, CH340G and PL2303GC crosses compared (2026) USB-to-serial bridges Active 23 Jul 2026
FT232RL replacement: the FT232RNL, CP2102N, CH340 and CY7C65213 crosses compared (2026) USB-to-serial bridges Active 23 Jul 2026
OP27 replacement: the OP37, OPA227, AD797 and AD8671 options compared Op-amps NRND 16 Jul 2026
TLP250 replacement: the HCPL-3120, TLP352 and gate-driver optocoupler options compared Optocouplers Obsolete 12 Jul 2026
MCP2551 replacement: the MCP2561, SN65HVD230 and SN65HVD251 crosses compared CAN transceivers Obsolete 09 Jul 2026
TJA1050 replacement: the TJA1057, TJA1051 and SN65HVD230 crosses compared CAN transceivers End of Life 02 Jul 2026

Status badges: End of Life shipped, last-time-buy set or passed · NRND not recommended for new designs · Obsolete no longer produced · Active still in production. Alternates are candidates to validate in your own system, never drop-in equivalents.

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