LPC11U34FBD48: 40kB flash, 8kB SRAM, LQFP48 package

The LPC11U34FBD48 is a ARM Cortex-M0 based, low-cost 32-bit MCU, designed for 8/16-bit microcontroller applications, offering performance, low power, simple instruction set and memory addressing together with reduced code size compared to existing 8/16-bit architectures. The LPC11U34FBD48 operates at CPU frequencies of up to 50 MHz. Equipped with a highly flexible and configurable Full Speed USB 2.0 device controller, the LPC11U34FBD48 brings unparalleled design flexibility and seamless integration to today’s demanding connectivity solutions.

Outline 3d SOT313-2
Data Sheets (1)
Name/DescriptionModified Date
32-bit ARM Cortex-M0 microcontroller; up to 128 kB flash; up to 12 kB SRAM and 4 kB EEPROM; USB device; USART (REV 2.2) PDF (1.9 MB) LPC11U3X11 Mar 2014
Errata (1)
Name/DescriptionModified Date
Errata sheet LPC11U3x (REV 3.0) PDF (41.0 kB) ES_LPC11U3X12 Aug 2014
Application Notes (11)
Name/DescriptionModified Date
LPC11U3x/2x USB Secondary Bootloader (REV 1.0) ZIP (11.2 MB) AN1173212 May 2016
AES encryption and decryption software on LPC microcontrollers (REV 1.1) ZIP (174.0 kB) AN1124117 Mar 2014
Guidelines for full-speed USB on NXP®'s LPC microcontrollers (REV 1.1) PDF (148.0 kB) AN1139220 Feb 2014
USB Audio and USB CDC with FFT for LPC11U14 (REV 1.1) ZIP (1.9 MB) AN1111509 Aug 2013
USB composite device on LPC11Uxx (REV 1.0) ZIP (1.9 MB) AN1123209 Aug 2013
I2C secondary boot loader (REV 1.0) ZIP (661.0 kB) AN1125809 Aug 2013
SPI secondary boot loader (REV 1.0) ZIP (638.0 kB) AN1125722 Jul 2013
USB In-System Programming with the LPC11U3X/LPC11U2X (REV 1.0) ZIP (1.4 MB) AN1130522 Jul 2013
How to implement the PMBus software stack (REV 1.0) ZIP (1.1 MB) AN1131822 Jul 2013
Porting the CMSIS-DAP debugger to the Cortex-M0 platform (REV 1.0) ZIP (912.0 kB) AN1132122 Jul 2013
UUencoding for UART ISP (REV 1.0) PDF (139.0 kB) AN1122906 Jul 2012
Users Guides (1)
Name/DescriptionModified Date
LPC11U3x/2x/1x User manual (REV 5.4) PDF (3.8 MB) UM1046201 Nov 2016
Package Information (1)
Name/DescriptionModified Date
plastic low profile quad flat package; 48 leads; body 7 x 7 x 1.4 mm (REV 1.0) PDF (494.0 kB) SOT313-208 Feb 2016
Reports or Presentations (1)
Name/DescriptionModified Date
Driving LPC11Uxx with EPSON Crystals (REV 1.0) PDF (210.0 kB) R_1007408 Oct 2015
Supporting Information (2)
Name/DescriptionModified Date
ADC design guidelines (REV 1.0) PDF (145.0 kB) TN0000909 May 2014
Footprint for wave soldering (REV 1.0) PDF (11.0 kB) HTQFP-HLQFP-LQFP-MSQFP-WAVE08 Oct 2009
Ordering Information
ProductStatusCoreClock speed [max] (MHz)DMIPSFlash (kB)RAM (kB)EEPROM (kB)GPIOEthernetUSBUSB (speed)USB (type)LCDCANUARTI²CSPII²SADC sample rateADC channelsADC (bits)ComparatorsDAC (bits)TimersTimer (bits)SCTimer / PWMRTCPWMPackage nameTemperature rangeTemperature sensorIOHSupply voltage [min] (V)Supply voltage [max] (V)Product categoryDemoboard
LPC11U34FBD48/311ActiveCortex-M05040104401FSdevice112810416; 32111LQFP48-40 °C to +85 °C1.83.6OM13032; OM13041; OM13033
LPC11U34FBD48/421ActiveCortex-M05040104401FSdevice112810416; 32111LQFP48-40 °C to +85 °C1.83.6OM13032; OM13041; OM13033
Package Information
Product IDPackage DescriptionOutline VersionReflow/Wave SolderingPackingProduct StatusPart NumberOrdering code(12NC)MarkingChemical ContentRoHS / Pb Free / RHFLeadFree Conversion DateMSLMSL LF
LPC11U34FBD48/311SOT313-2HTQFP-HLQFP-LQFP-MSQFP-WAVETray, Bakeable, SingleActiveLPC11U34FBD48/311, (9352 965 13151)Standard MarkingLPC11U34FBD48/311Always Pb-free11
LPC11U34FBD48/421SOT313-2HTQFP-HLQFP-LQFP-MSQFP-WAVETray, Bakeable, SingleActiveLPC11U34FBD48/421, (9352 965 36151)Standard MarkingLPC11U34FBD48/421Always Pb-free11
32-bit ARM Cortex-M0 microcontroller; up to 128 kB flash; up to 12 kB SRAM and 4 kB EEPROM; USB device; USART LPC11U37HFBD64
Errata sheet LPC11U3x LPC11U37HFBD64
LPC11U3x/2x USB Secondary Bootloader LPC11U37HFBD64
AES encryption and decryption software on LPC microcontrollers LPC43S50FET256
Guidelines for full-speed USB on NXP®'s LPC microcontrollers LPC1788FET208
USB Audio and USB CDC with FFT for LPC11U14 LPC11U37FBD64
USB composite device on LPC11Uxx LPC11U37FBD64
I2C secondary boot loader LPC1788FET208
SPI secondary boot loader LPC1788FET208
USB In-System Programming with the LPC11U3X/LPC11U2X LPC11U37FBD64
How to implement the PMBus software stack LPC43S50FET256
Porting the CMSIS-DAP debugger to the Cortex-M0 platform LPC11U37FBD64
UUencoding for UART ISP LPC43S50FET256
LPC11U3x/2x/1x User manual LPC11U68JBD64
Driving LPC11Uxx with EPSON Crystals LPC11U68JBD64
ADC design guidelines LPC4333JET256
SOT313-2 LPC1549JBD48
HTQFP-HLQFP-LQFP-MSQFP-WAVE LPC54114J256BD64
PCU9656B