Datasheet
LPC4350_30_20_10 All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2014. All rights reserved.
Product data sheet Rev. 4.2 — 18 August 2014 2 of 155
NXP Semiconductors
LPC4350/30/20/10
32-bit ARM Cortex-M4/M0 microcontroller
On-chip memory
Up to 264 kB SRAM for code and data use.
Multiple SRAM blocks with separate bus access. Two SRAM blocks can be
powered down individually.
64 kB ROM containing boot code and on-chip software drivers.
64 bit + 256 bit general-purpose One-Time Programmable (OTP) memory.
Clock generation unit
Crystal oscillator with an operating range of 1 MHz to 25 MHz.
12 MHz Internal RC (IRC) oscillator trimmed to 1.5 % accuracy over temperature
and voltage.
Ultra-low power Real-Time Clock (RTC) crystal oscillator.
Three PLLs allow CPU operation up to the maximum CPU rate without the need for
a high-frequency crystal. The second PLL is dedicated to the High-speed USB, the
third PLL can be used as audio PLL.
Clock output.
Configurable digital peripherals
Serial GPIO (SGPIO) interface.
State Configurable Timer (SCTimer/PWM) subsystem on AHB.
Global Input Multiplexer Array (GIMA) allows to cross-connect multiple inputs and
outputs to event driven peripherals like the timers, SCT, and ADC0/1.
Serial interfaces
Quad SPI Flash Interface (SPIFI) with 1-, 2-, or 4-bit data at rates of up to
52 MB per second.
10/100T Ethernet MAC with RMII and MII interfaces and DMA support for high
throughput at low CPU load. Support for IEEE 1588 time stamping/advanced time
stamping (IEEE 1588-2008 v2).
One High-speed USB 2.0 Host/Device/OTG interface with DMA support and
on-chip high-speed PHY (USB0).
One High-speed USB 2.0 Host/Device interface with DMA support, on-chip
full-speed PHY and ULPI interface to external high-speed PHY (USB1).
USB interface electrical test software included in ROM USB stack.
Four 550 UARTs with DMA support: one UART with full modem interface; one
UART with IrDA interface; three USARTs support UART synchronous mode and a
smart card interface conforming to ISO7816 specification.
Up to two C_CAN 2.0B controllers with one channel each. Use of C_CAN controller
excludes operation of all other peripherals connected to the same bus bridge. See
Figure 1
and Ref. 2.
Two SSP controllers with FIFO and multi-protocol support. Both SSPs with DMA
support.
One SPI controller.
One Fast-mode Plus I
2
C-bus interface with monitor mode and with open-drain I/O
pins conforming to the full I
2
C-bus specification. Supports data rates of up to
1Mbit/s.
One standard I
2
C-bus interface with monitor mode and with standard I/O pins.
Two I
2
S interfaces, each with DMA support and with one input and one output.