LPC1822JET100E
LPC1822JET100E - 32-bit Cortex-M3 180MHz MCU | NXP
The NXP LPC1822JET100E is a high-performance 32-bit ARM Cortex-M3 microcontroller with a maximum clock frequency of 180 MHz, 512 KB of embedded flash memory, and a 100-TFBGA package measuring 9 mm by 9 mm. It belongs to the LPC18xx family of embedded microcontrollers, combining a 32-bit processor core, SRAM, connectivity peripherals, and flexible I/O in a compact surface-mount package. The LPC1822JET100E is suited to industrial control, communications, networking, and other embedded systems requiring more processing performance and memory than a basic 8-bit or low-end 32-bit MCU.
A microcontroller is a semiconductor integrated device containing a processor core, memory, input/output ports, and peripheral functions on one chip. The ARM Cortex-M3 architecture used by the LPC1822JET100E provides a deterministic execution environment with efficient exception handling and extensive peripheral integration. In the product hierarchy, this device is a 32-bit microcontroller, an embedded processing IC, and a member of the NXP LPC18xx family.
The verified distributor information identifies the LPC1822JET100E as an ARM Cortex-M3 MCU operating at up to 180 MHz with 512 KB of flash memory. The 512 KB flash provides room for boot code, application firmware, configuration data, and protocol stacks, while the integrated SRAM supports working memory and data-intensive embedded routines. The 100-TFBGA package exposes a large number of pins for high-speed I/O, communications, storage, and power connections without requiring a large peripheral package.
The LPC1822JET100E is intended for embedded designs that need flexible peripheral access and high-speed serial connectivity. Its architecture can support industrial controllers, network-connected equipment, data acquisition systems, and communication gateways. Software development is based on the ARM Cortex-M3 ecosystem, allowing engineers to use compatible C toolchains, debugging tools, and embedded middleware. The NXP product page provides the official data sheet and part information for design decisions.
Typical implementation places the microcontroller at the center of a control board, connecting sensors through GPIO and serial interfaces, driving external nonvolatile storage, and communicating through Ethernet, USB, or other available peripherals. Firmware should initialize clocks, pin multiplexing, memory, and only the required peripherals to reduce power consumption and simplify system validation. The exact peripheral configuration, electrical limits, and package pin assignments must be confirmed in the NXP manufacturer datasheet.
Designers should verify the 100-TFBGA land pattern, exposed-pad requirements, power rails, decoupling, flash programming, and signal-integrity margins directly against the manufacturer documentation. A 180 MHz processor also requires careful clock, trace, return-path, and electromagnetic-compatibility layout. Because the verified data confirms the core frequency, flash size, package, and function, but does not provide the complete electrical tables, detailed pin map, or pricing tiers, those missing values are explicitly marked rather than inferred.
This product page consolidates verified distributor specifications, an official NXP source, package information, selection guidance, and practical design cautions into a single engineering-oriented reference for engineers evaluating the LPC1822JET100E.
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