I2C Pull-Up Resistors: Fix 100 kHz and 400 kHz Errors
Calculate I2C pull-up limits, understand why 4.7 kOhm may fail at 400 kHz, and diagnose parallel module pull-ups, slow edges and voltage-domain mistakes.
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SparkFun Electronics components
Review searchable product records associated with SparkFun Electronics, then confirm the exact MPN, supplier path and commercial conditions through quotation. Manufacturer naming is a catalog field and does not state an authorized distribution relationship.
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Catalog visibility
Listings identify searchable components; current fulfilment and reservation are confirmed separately.
02
Supplier verification
Availability, quantity, packaging and date code are checked per request.
03
Commercial confirmation
Price, MOQ, lead time and shipping terms are finalized in the quote.
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BOB-16281BOB-16281 - SparkFun Electronics, BREAKOUT-BOARD
SparkFun Electronics OTHERBREAKOUT-BOARDIn Stock 500 units in supplier data€84,95 EUR Final price in quote -
COM-11025COM-11025 - SparkFun Electronics Audio Amplifier, LQFP-48
SparkFun Electronics OTHERLQFP-48In Stock 500 units in supplier data€44,95 EUR Final price in quote -
COM-13716COM-13716 - SparkFun Electronics, BULK
SparkFun Electronics OTHER待核实 (Custom/Module)In Stock 86 units in supplier data€9,95 EUR Final price in quote -
DEV-13955DEV-13955 - SparkFun Electronics Development Board, TSOP
SparkFun Electronics OTHERTSOPIn Stock 500 units in supplier data€88,95 EUR Final price in quote -
DEV-15443DEV-15443 - SparkFun Electronics Development Board, Non-IC
SparkFun Electronics OTHERNon-ICIn Stock 500 units in supplier data€81,95 EUR Final price in quote -
DEV-15444DEV-15444 - SparkFun Electronics, BULK-PART-STATUS
SparkFun Electronics OTHERBULK-PART-STATUSIn Stock 500 units in supplier data€102,95 EUR Final price in quote -
GPS-18443GPS-18443 - SparkFun Electronics Wireless Transceiver, BULK
SparkFun Electronics OTHERBULKIn Stock 500 units in supplier data€1.755,95 EUR Final price in quote -
KIT-14526KIT-14526 - SparkFun Electronics USB/CAN IC, BULK
SparkFun Electronics OTHER待核实 (Custom/Module)In Stock 500 units in supplier data€40,95 EUR Final price in quote -
PGM-25003PGM-25003 - SparkFun Electronics, PGA
SparkFun Electronics OTHERPGAIn Stock 500 units in supplier data€69,95 EUR Final price in quote -
PRT-10474PRT-10474 - SparkFun Electronics Connector, CABLE-ADAPTER
SparkFun Electronics OTHERCABLE-ADAPTERIn Stock 195 units in supplier data€2,95 EUR Final price in quote -
PRT-13925PRT-13925 - SparkFun Electronics, Non-IC
SparkFun Electronics OTHERNon-ICIn Stock 500 units in supplier data€9,95 EUR Final price in quote -
PRT-14299PRT-14299 - SparkFun Electronics, CABLE-ADAPTER
SparkFun Electronics OTHERCABLE-ADAPTERIn Stock 32 units in supplier data€1,95 EUR Final price in quote -
PRT-15187PRT-15187 - SparkFun Electronics, Non-IC
SparkFun Electronics OTHERNon-ICIn Stock 500 units in supplier data€9,95 EUR Final price in quote -
PRT-17152PRT-17152 - SparkFun Electronics, Non-IC
SparkFun Electronics OTHERNon-ICIn Stock 500 units in supplier data€7,95 EUR Final price in quote -
PRT-17252PRT-17252 - SparkFun Electronics, Non-IC
SparkFun Electronics OTHERNon-ICIn Stock 500 units in supplier data€12,95 EUR Final price in quote -
ROB-12859ROB-12859 - SparkFun Electronics, QFN-28-5X5
SparkFun Electronics OTHERQFN-28-5X5In Stock 14 units in supplier data€27,95 EUR Final price in quote -
WRL-14498WRL-14498 - SparkFun Electronics USB/CAN IC, Non-IC
SparkFun Electronics OTHERNon-ICIn Stock 500 units in supplier data€1.097,95 EUR Final price in quote
Supply boundary
A searchable catalog is not an inventory promise.
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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