CH9102F

Identity

• Manufacturer: WCH(南京沁恒)
• Model / MPN: CH9102F
• LCSC: C2858418
• Category: usb-uart-bridge
• Description: CH9102F USB-to-UART bridge; USB 2.0; 1.8V/3.3V/5V/2.5V; 4Mbps; -40°C~+85°C
• Source: EasyEDA/JLC verified common component seed
• Project designators: Not project-specific
• Project quantity per board: Not project-specific

Capabilities

• usb: interface
• uart: interface

Package And Footprint

• Package / footprint name: QFN-24-EP(4x4)
• Pin count: 24
• EasyEDA symbol UUID: 0a9b9064760b4bd8b5eb9507f8ecd400
• EasyEDA footprint UUID: 21e557e9ce874dc3bf95b5c47e372622
• EasyEDA device UUID: d960daa2d71c415088d971e2a19b6463
• EasyEDA library UUID: 0819f05c4eef4c71ace90d822a990e87

Power And Operating Modes

• Active current: Not characterized in seed; extract active current from datasheet tables.
• Sleep / standby current: Not characterized in seed; extract sleep/standby current from datasheet tables.
• Supply rails: EasyEDA property: 1.8V；3.3V；5V；2.5V.
• Notes: Seed values are search hints only. Verify power modes, rail limits, startup requirements, and reference design passives from the datasheet.

Procurement Classification

• JLC class: Extended Part
• JLC note / assembly basis: EasyEDA/JLC verified common logic, level-shifting, bus-interface, and analog-switch seed
• Assembly status: jlc_extended
• Price-break table: Not captured in seed. Store only timestamped price-break snapshots when intentionally refreshed.
• Live stock: intentionally not stored as durable selection data; refresh externally before ordering.

Datasheet And Links

• Datasheet / product URL: https://item.szlcsc.com/datasheet/CH9102F/3060204.html
• Product URL: https://item.szlcsc.com/datasheet/CH9102F/3060204.html
• Datasheet-derived notes: Not extracted yet. Use PDF extraction to fill power modes, absolute maximums, pin functions, package variants, and reference design requirements.

Selection Notes

• Good for: USB debug consoles, bootloaders, factory programming, and serial service ports
• Avoid when: Not captured yet.
• Known layout constraints: Verify package land pattern, decoupling requirements, thermal pad, RF keepouts, crystal routing, and boot straps from the datasheet.
• Equivalent search hints: match category usb-uart-bridge, interfaces usb, uart, package QFN-24-EP(4x4), and EasyEDA footprint UUID 21e557e9ce874dc3bf95b5c47e372622.

Search Keywords

seed:common-logic-interface-glue, source:easyeda-bridge, iot, common-pcb, logic, interface, glue, ch9102f, usb-uart, serial, qfn, wch, usb-uart-bridge, qfn-24-ep-4x4, jlc-extended, usb, uart, jlc_extended, jlc-note:easyeda-jlc-verified-common-logic-level-shifting-bus-interface-and-analog-switch-seed