Library

FT232RL

USB to UART IC, SSOP-28

⚡ Install this component

Paste this into Claude Code (VS Code panel, Adom editor, or terminal) to install:

Search the Adom Wiki for the library component "FT232RL" (slug: ft232rl) at https://wiki-ufypy5dpx93o.adom.cloud/wiki/libraries/ft232rl. Pull down the KiCad symbol, footprint, and 3D model files from the wiki page's assets. Install them into my current KiCad project and register in sym-lib-table and fp-lib-table. If the page has a datasheet URL, save that too.
Manufacturer FTDI
Package SSOP-28
Pins 28 pins (USB, UART, Modem, CBUS, Config, Power)
Interface USB 2.0 Full-Speed to UART
Baud Rate Up to 3Mbps
Supply 3.3V-5.25V
UART Signals Full handshake

Library View

Interactive symbol, footprint, and 3D model — hover pins for cross-highlighting.

SymbolGenerated Generated from pin data (KiCad symbol Interface_USB/FT232RL is multi-unit)
FootprintKiCad KiCad standard library: Package_SO/SSOP-28_5.3x10.2mm_P0.65mm
3DGenerated Generated pad visualization (Babylon.js)

Breakout Board

Auto-generated breakout molecule for FT232RL — all pins brought to 2mm-pitch headers with 4 corner machine pins on 8mm grid.

Pricing & Availability

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JLCPCB Not available

Specifications

InterfaceUSB 2.0 Full-Speed to UART
Baud RateUp to 3Mbps
Supply3.3V-5.25V
UART SignalsFull handshake
PackageSSOP-28

Pin Configuration

USBUARTModemCBUSConfigPower
PinNameGroupFunction
USB — USB interface
15USBDPUSBUSB D+ data
16USBDMUSBUSB D- data
UART — UART TX/RX
1TXDUARTUART transmit output
24NCUARTNo connection
25AGNDUARTAnalog ground
Modem — Hardware flow control
2DTRModemData terminal ready
5RXDModemUART receive input
6RIModemRing indicator
9DSRModemData set ready
10DCDModemData carrier detect
11CTSModemClear to send
CBUS — Configurable I/O
12CBUS4CBUSConfigurable I/O
13CBUS2CBUSConfigurable I/O
14CBUS3CBUSConfigurable I/O
22CBUS1CBUSConfigurable I/O
23CBUS0CBUSConfigurable I/O
Config — USB config and reset
19RESETConfigReset (active low)
26TESTConfigTest mode (tie to GND)
Power — Supply and ground
3RTSPowerRequest to send
4VCCIOPowerI/O voltage (1.8V-5V)
7GNDPowerGround
8NCPowerNo connection
173V3OUTPowerInternal 3.3V regulator output
18GNDPowerGround
20VCCPowerSupply voltage (3.3V-5.25V)
21GNDPowerGround
27OSCIPowerCrystal input (12MHz)
28OSCOPowerCrystal output

AI Skill Technical Reference

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FT232RL — USB to UART IC, SSOP-28

Manufacturer: FTDI Package: SSOP-28

Description

The FT232RL is a USB to asynchronous serial data transfer IC from FTDI. Features integrated EEPROM, clock generator, and USB resistors. The gold standard for reliable USB-serial communication.

Electrical Specifications

  • Interface: USB 2.0 Full-Speed to UART
  • Baud Rate: Up to 3Mbps
  • Supply: 3.3V-5.25V
  • UART Signals: Full handshake
  • Package: SSOP-28

Pin Configuration

Package: SSOP-28

  • Pin 1: TXD — UART transmit output
  • Pin 2: DTR — Data terminal ready
  • Pin 3: RTS — Request to send
  • Pin 4: VCCIO — I/O voltage (1.8V-5V)
  • Pin 5: RXD — UART receive input
  • Pin 6: RI — Ring indicator
  • Pin 7: GND — Ground
  • Pin 8: NC — No connection
  • Pin 9: DSR — Data set ready
  • Pin 10: DCD — Data carrier detect
  • Pin 11: CTS — Clear to send
  • Pin 12: CBUS4 — Configurable I/O
  • Pin 13: CBUS2 — Configurable I/O
  • Pin 14: CBUS3 — Configurable I/O
  • Pin 15: USBDP — USB D+ data
  • Pin 16: USBDM — USB D- data
  • Pin 17: 3V3OUT — Internal 3.3V regulator output
  • Pin 18: GND — Ground
  • Pin 19: RESET — Reset (active low)
  • Pin 20: VCC — Supply voltage (3.3V-5.25V)
  • Pin 21: GND — Ground
  • Pin 22: CBUS1 — Configurable I/O
  • Pin 23: CBUS0 — Configurable I/O
  • Pin 24: NC — No connection
  • Pin 25: AGND — Analog ground
  • Pin 26: TEST — Test mode (tie to GND)
  • Pin 27: OSCI — Crystal input (12MHz)
  • Pin 28: OSCO — Crystal output

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0 revisions · Updated 2026-03-02 17:31:36