Overview
The LPC2144FBD64,151 is a 32-bit microcontroller from NXP USA Inc., based on the ARM7TDMI-S CPU. This microcontroller combines high-speed flash memory, various serial communication interfaces, and advanced debugging capabilities, making it suitable for a wide range of applications where miniaturization and low power consumption are critical.
Key Specifications
| Parameter | Value |
|---|---|
| CPU | ARM7TDMI-S |
| Maximum CPU Clock | 60 MHz |
| Flash Memory | 128 kB |
| RAM | 16 kB + 2 kB endpoint RAM for USB |
| ADC | 2 x 10-bit ADCs with 14 analog inputs |
| DAC | 1 x 10-bit DAC |
| USB | USB 2.0 Full-speed device controller |
| Package | LQFP64 |
| Operating Voltage | 3.0 V to 3.6 V (3.3 V ± 10%) |
| Temperature Range | -40°C to +85°C |
| I/O Pins | Up to 45 of 5 V tolerant fast general purpose I/O pins |
Key Features
- In-System Programming/In-Application Programming (ISP/IAP) via on-chip boot loader software.
- EmbeddedICE RT and Embedded Trace interfaces for real-time debugging.
- USB 2.0 Full-speed compliant device controller with 2 kB of endpoint RAM.
- Two 10-bit ADCs with 14 analog inputs and one 10-bit DAC.
- Multiple serial communication interfaces including UARTs, SPI, and SSP.
- Vectored Interrupt Controller (VIC) with configurable priorities and vector addresses.
- Power saving modes including Idle and Power-down, with individual enable/disable of peripheral functions.
- On-chip integrated oscillator operates with an external crystal from 1 MHz to 25 MHz.
Applications
The LPC2144FBD64,151 is ideal for applications where miniaturization and low power consumption are key requirements. These include:
- Access control systems.
- Point-of-sale devices.
- Industrial automation.
- Medical devices.
- Consumer electronics requiring advanced serial communication and debugging capabilities.
Q & A
- What is the CPU type of the LPC2144FBD64,151?
The CPU is based on the ARM7TDMI-S architecture. - What is the maximum CPU clock speed?
The maximum CPU clock speed is 60 MHz. - How much flash memory does the LPC2144FBD64,151 have?
The microcontroller has 128 kB of flash memory. - What are the power saving modes available?
The available power saving modes include Idle and Power-down. - Does the LPC2144FBD64,151 support USB?
Yes, it supports USB 2.0 Full-speed device controller. - How many ADCs and DACs are included?
It includes two 10-bit ADCs and one 10-bit DAC. - What is the operating voltage range of the LPC2144FBD64,151?
The operating voltage range is 3.0 V to 3.6 V (3.3 V ± 10%). - What is the temperature range for the LPC2144FBD64,151?
The temperature range is -40°C to +85°C. - What kind of package does the LPC2144FBD64,151 come in?
The microcontroller comes in an LQFP64 package. - Are there any debugging features available?
Yes, it includes EmbeddedICE RT and Embedded Trace interfaces for real-time debugging.
