Overview
The LPC2148FBD64,151 is a single-chip 16-bit/32-bit microcontroller from NXP USA Inc., part of the LPC2100 series. It is based on the ARM7TDMI-S CPU, which supports both 16-bit and 32-bit instruction sets and includes real-time emulation and embedded trace support. This microcontroller is notable for its high-speed flash memory, various interface options, and robust peripheral set, making it suitable for a wide range of applications.
Key Specifications
| Parameter | Value |
|---|---|
| CPU | 16-bit/32-bit ARM7TDMI-S |
| Flash Memory | 512 kB |
| RAM | 32 kB + 8 kB shared with USB DMA |
| ADC | 2 x 10-bit ADCs, 14 channels |
| DAC | 1 x 10-bit DAC |
| USB | USB 2.0 Full-speed device controller |
| Interfaces | Fast I2C-bus (400 kbit/s), SPI, SSP |
| Timers | 2 x 32-bit timers, watchdog timer, PWM unit |
| Operating Voltage | 3.0 V to 3.6 V (3.3 V ± 10%) |
| Operating Temperature | -40°C to +85°C |
| Package | 64-LQFP |
| I/O Pins | Up to 45 of 5 V tolerant fast general purpose I/O pins |
| Clock Speed | Up to 60 MHz |
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 and high-speed tracing of instruction execution.
- USB 2.0 Full-speed compliant device controller with 2 kB of endpoint RAM and additional 8 kB of RAM shared with USB DMA.
- Two 10-bit ADCs providing a total of 14 analog inputs with conversion times as low as 2.44 μs per channel.
- A single 10-bit DAC for variable analog output.
- Vectored Interrupt Controller (VIC) with configurable priorities and vector addresses.
- Up to 21 external interrupt pins available.
- Power saving modes include Idle and Power-down, with individual enable/disable of peripheral functions and peripheral clock scaling for additional power optimization.
- On-chip integrated oscillator operates with an external crystal from 1 MHz to 25 MHz.
Applications
The LPC2148FBD64,151 microcontroller is versatile and can be used in a variety of applications, including:
- Automotive systems, such as automatic braking systems.
- Industrial control systems.
- Consumer electronics, such as mobile phones and other portable devices.
- Medical devices requiring precise analog and digital control.
- Embedded systems that require high-speed processing and multiple interface options.
Q & A
- What is the CPU type of the LPC2148FBD64,151 microcontroller?
The LPC2148FBD64,151 is based on the 16-bit/32-bit ARM7TDMI-S CPU. - How much flash memory does the LPC2148FBD64,151 have?
The LPC2148FBD64,151 has 512 kB of flash memory. - What is the maximum clock speed of the LPC2148FBD64,151?
The maximum CPU clock speed is 60 MHz. - Does the LPC2148FBD64,151 support USB?
Yes, it supports USB 2.0 Full-speed device controller. - How many ADC channels does the LPC2148FBD64,151 have?
The LPC2148FBD64,151 has two 10-bit ADCs providing a total of 14 analog input channels. - What is the operating voltage range of the LPC2148FBD64,151?
The operating voltage range is 3.0 V to 3.6 V (3.3 V ± 10%). - What package type is the LPC2148FBD64,151 available in?
The LPC2148FBD64,151 is available in a 64-LQFP package. - Does the LPC2148FBD64,151 support real-time debugging?
Yes, it supports real-time debugging through EmbeddedICE RT and Embedded Trace interfaces. - How many external interrupt pins are available on the LPC2148FBD64,151?
Up to 21 external interrupt pins are available. - What are the power saving modes of the LPC2148FBD64,151?
The power saving modes include Idle and Power-down, with additional power optimization through individual enable/disable of peripheral functions and peripheral clock scaling.
