Overview
The LPC2194HBD64 is a single-chip 16/32-bit microcontroller developed by NXP USA Inc. It is based on the ARM7TDMI-S CPU, which includes real-time emulation and embedded trace support. This microcontroller is designed to offer high performance and low power consumption, making it suitable for a variety of applications, particularly in automotive, industrial control, and medical systems.
Key Specifications
| Parameter | Description |
|---|---|
| CPU | ARM7TDMI-S |
| Flash Memory | 256 kB |
| Package | LQFP64 plastic low profile quad flat package; 64 leads |
| ADC | 4-channel 10-bit ADC |
| CAN Interfaces | Four advanced CAN channels |
| GPIO | 46 fast GPIO lines with up to nine external interrupt pins |
| Power Supply | CPU: 1.65 V to 1.95 V (1.8 V ± 0.15 V), I/O: 3.0 V to 3.6 V (3.3 V ± 10%) with 5 V tolerant I/O pads |
| Low Power Modes | Idle and Power-down modes with wake-up via external interrupt |
Key Features
- Single-chip 16/32-bit microcontroller with ARM7TDMI-S CPU
- 256 kB of embedded high-speed flash memory
- 128-bit wide memory interface and unique accelerator architecture for 32-bit code execution at maximum clock rate
- 16-bit Thumb mode for reduced code size with minimal performance penalty
- Four-channel 10-bit ADC and four advanced CAN channels
- PWM channels and 46 fast GPIO lines with up to nine external interrupt pins
- Dual power supply with CPU operating voltage range of 1.65 V to 1.95 V and I/O power supply range of 3.0 V to 3.6 V
- Low power modes (Idle and Power-down) with wake-up from Power-down mode via external interrupt
- Individual enable/disable of peripheral functions for power optimization
Applications
- Automotive applications such as CAN gateways and CAN bridges between sub-networks at different speeds
- Sensors with CAN interface and debugging via CAN
- Industrial control systems
- Medical systems
- Fault-tolerant maintenance buses
Q & A
- What is the CPU type of the LPC2194HBD64?
The LPC2194HBD64 is based on the ARM7TDMI-S CPU.
- How much flash memory does the LPC2194HBD64 have?
The LPC2194HBD64 has 256 kB of embedded high-speed flash memory.
- What is the package type of the LPC2194HBD64?
The LPC2194HBD64 comes in an LQFP64 plastic low profile quad flat package with 64 leads.
- How many CAN channels does the LPC2194HBD64 support?
The LPC2194HBD64 supports four advanced CAN channels.
- What are the power supply ranges for the LPC2194HBD64?
The CPU operates within a voltage range of 1.65 V to 1.95 V (1.8 V ± 0.15 V), and the I/O operates within a range of 3.0 V to 3.6 V (3.3 V ± 10%) with 5 V tolerant I/O pads.
- Does the LPC2194HBD64 support low power modes?
Yes, it supports Idle and Power-down modes with wake-up from Power-down mode via external interrupt.
- What are some of the key applications of the LPC2194HBD64?
Key applications include automotive systems, industrial control, medical systems, and fault-tolerant maintenance buses.
- How many GPIO lines does the LPC2194HBD64 have?
The LPC2194HBD64 has 46 fast GPIO lines with up to nine external interrupt pins.
- Does the LPC2194HBD64 support 16-bit Thumb mode?
Yes, it supports 16-bit Thumb mode for reduced code size with minimal performance penalty.
- What is the ADC resolution of the LPC2194HBD64?
The LPC2194HBD64 has a 4-channel 10-bit ADC.
