STM32F103CBT6 Alternatives: 128 KB Flash MCU Guide
The same die, the same 48-pin footprint, twice the flash — and the firmware work most people forget before they swap.
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Interface, driver, and transceiver products identified by the audited product type values.
TC74VHCT244AFK(E,K - TOSHIBA Interface IC, SOP
SNJ54LVTH245AFK - Texas Instruments Interface IC, LLCC
MC10E116FNG - onsemi Interface IC, PLCC-28
5962-9557701NXD - Texas Instruments Interface IC, QFP
SNJ54ALS244CW - Texas Instruments Interface IC, CFPAK
CY74FCT162245TPACT - Texas Instruments Interface IC, TSSOP-48
CY74FCT652ATSOCT - Texas Instruments Interface IC, SOIC-24
CLVC16T245MDGGEP - Texas Instruments Interface IC, TSSOP-48
CLVTH162245MDLREP - Texas Instruments Interface IC, SSOP-48
CLVTH16245AQDLREP - Texas Instruments Interface IC, SSOP-48
PCA82C250T/YM,118 - NXP Semiconductors Interface IC, SOIC-8
TCAN3404DRQ1 - Texas Instruments USB/CAN IC, VSON-8
AIP74LVC1G125GB235.TR - i-CORE Interface IC, SOT-23-5
MAX3232EIPWR - Texas Instruments RS-232/RS-485 Transceiver, TSSOP-16
SN75452BDR - Texas Instruments Interface IC, SOIC-8
MC74HCT245ADWR2G - onsemi Interface IC, SOIC-20
TPT481L1-SO1R - 3PEAK RS-232/RS-485 Transceiver, SOP-8
SP3485EIMM/TR - HGSEMI Interface IC, MSOP-8
NC7SZ125M5X - onsemi Interface IC, SOT-23-5
AIP74LVC8T245TA24.TR - i-CORE Interface IC, TSSOP-24
AM26LV32EIPWR - Texas Instruments Interface IC, TSSOP-16
MM74HCT245WMX - onsemi Interface IC, SOIC-20
TJA1043T,118 - NXP Semiconductors USB/CAN IC, SO-14
NC7SZ125P5X - onsemi Interface IC, SC-70-5
Supply boundary
Product records help identify a manufacturer part number and technical family. A listed part may be fulfilled from Chip-seek warehouse-held stock or a reviewed sourcing channel. Source, quantity, packaging, date code, MOQ, price and lead time are confirmed before an order is accepted.
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Market signals, technical notes, and practical sourcing guidance for semiconductor procurement.
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