Overview
The LPC2142FBD64,151 is a 16-bit/32-bit microcontroller from NXP USA Inc., based on the ARM7TDMI-S CPU. This microcontroller combines high-speed flash memory, advanced peripherals, and robust debugging capabilities, making it suitable for a wide range of applications. It features In-System Programming (ISP) and In-Application Programming (IAP) via an on-chip boot loader, enabling efficient and flexible programming options.
Key Specifications
| Parameter | Value |
|---|---|
| CPU | ARM7TDMI-S |
| Flash Memory | 64 kB |
| RAM | 16 kB |
| Endpoint USB RAM | 2 kB |
| ADC | 1 x 10-bit, 6 channels |
| DAC | 1 x 10-bit |
| Operating Voltage | 3.0 V to 3.6 V (3.3 V ± 10%) |
| Operating Temperature | -40°C to +85°C |
| Package | LQFP64 |
| Maximum CPU Clock | 60 MHz |
| I/O Pins | Up to 45 of 5 V tolerant fast general purpose I/O pins |
Key Features
- In-System Programming (ISP) and In-Application Programming (IAP) via on-chip boot loader software.
- USB 2.0 Full-speed compliant device controller with 2 kB of endpoint RAM.
- EmbeddedICE RT and Embedded Trace interfaces for real-time debugging and high-speed tracing of instruction execution.
- One 10-bit ADC with 6 analog inputs and a single 10-bit DAC for variable analog output.
- Fast I2C-bus (400 kbit/s), SPI, and SSP with buffering and variable data length capabilities.
- Vectored Interrupt Controller (VIC) with configurable priorities and vector addresses.
- Up to 21 external interrupt pins available.
- On-chip integrated oscillator operates with an external crystal from 1 MHz to 25 MHz.
- Power saving modes include Idle and Power-down with individual enable/disable of peripheral functions and peripheral clock scaling.
- Two 32-bit timers, a watchdog timer, and a PWM unit for external event counting and control.
Applications
The LPC2142FBD64,151 microcontroller is versatile and can be used in various applications, including:
- Industrial automation and control systems.
- Medical devices requiring precise analog and digital control.
- Consumer electronics such as audio and video devices.
- Automotive systems, including safety and infotainment systems.
- Embedded systems in IoT and smart home devices.
Q & A
- What is the CPU type of the LPC2142FBD64,151 microcontroller?
The CPU is based on the ARM7TDMI-S.
- How much flash memory does the LPC2142FBD64,151 have?
The microcontroller has 64 kB of flash memory.
- What is the maximum CPU clock speed of the LPC2142FBD64,151?
The maximum CPU clock speed is 60 MHz.
- Does the LPC2142FBD64,151 support USB?
Yes, it supports USB 2.0 Full-speed with 2 kB of endpoint RAM.
- What are the power saving modes available on the LPC2142FBD64,151?
The power saving modes include Idle and Power-down.
- How many external interrupt pins are available on the LPC2142FBD64,151?
Up to 21 external interrupt pins are available.
- What is the operating voltage range of the LPC2142FBD64,151?
The operating voltage range is 3.0 V to 3.6 V (3.3 V ± 10%).
- Does the LPC2142FBD64,151 have an integrated oscillator?
Yes, it has an on-chip integrated oscillator that operates with an external crystal from 1 MHz to 25 MHz.
- What are the key peripherals available on the LPC2142FBD64,151?
The key peripherals include Fast I2C-bus, SPI, SSP, two 32-bit timers, a watchdog timer, and a PWM unit.
- What is the package type of the LPC2142FBD64,151?
The package type is LQFP64.
