Overview
The P89LPC924FDH,518 is an 8-bit microcontroller from NXP USA Inc., part of the LPC900 series. This microcontroller is designed for applications that require high integration, low cost, and a wide range of performance capabilities. It is based on the accelerated two-clock 80C51 core, which executes instructions at a rate six times faster than standard 80C51 devices. The device is packaged in a 20-pin TSSOP (Thin Shrink Small Outline Package) and is suitable for various embedded systems and industrial applications.
Key Specifications
| Parameter | Value |
|---|---|
| Type | 8-bit Microcontroller |
| Core Processor | 8051 |
| Package / Case | 20-TSSOP (0.173, 4.40mm Width) |
| Operating Temperature | -40°C to 85°C |
| Speed | 18 MHz |
| RAM Size | 256 x 8 bytes |
| Voltage - Supply (Vcc/Vdd) | 2.4V to 3.6V |
| Program Memory Type | FLASH |
| Program Memory Size | 4 KB (4K x 8) |
| Number of I/O | 18 |
| Connectivity | I2C, UART/USART |
| Data Converter | A/D 4x8b; D/A 1x8b |
| RoHS Status | ROHS3 Compliant |
Key Features
- Accelerated 80C51 Core: Executes instructions in two to four clocks, significantly faster than standard 80C51 devices.
- High Integration: Includes features like brown-out detect/reset, LED, POR, PWM, WDT, and more to reduce component count and system cost.
- Configurable On-Chip Oscillator: Supports frequencies from 20 kHz to 18 MHz, including an RC oscillator option that is factory calibrated to ±1%.
- Analog and Digital Converters: 4-input 8-bit multiplexed A/D converter and a single DAC output.
- Communication Interfaces: Enhanced UART with fractional baud rate generator and 400 kHz byte-wide I2C-bus communication port.
- Interrupt Capabilities: Four interrupt priority levels, eight keypad interrupt inputs, and two additional external interrupt inputs.
- Power Efficiency: Operates within a 2.4V to 3.6V supply range, with I/O pins that are 5V tolerant.
Applications
- Industrial Automation: Suitable for control systems, sensors, and actuators in industrial environments.
- Consumer Electronics: Used in devices such as radios, televisions, calculators, and other household appliances.
- Medical Devices: Can be integrated into medical equipment requiring precise control and monitoring.
- Automotive Systems: Applicable in various automotive control systems and accessories.
- IoT Devices: Ideal for Internet of Things (IoT) applications that require low power consumption and high integration.
Q & A
- What is the core processor of the P89LPC924FDH?
The core processor is an 8051.
- What is the maximum operating frequency of the P89LPC924FDH?
The maximum operating frequency is 18 MHz.
- What is the package type of the P89LPC924FDH?
The package type is 20-TSSOP (Thin Shrink Small Outline Package).
- What is the operating temperature range of the P89LPC924FDH?
The operating temperature range is -40°C to 85°C.
- How much RAM does the P89LPC924FDH have?
The device has 256 x 8 bytes of RAM.
- What are the primary communication interfaces of the P89LPC924FDH?
The primary communication interfaces are I2C and UART/USART.
- Is the P89LPC924FDH RoHS compliant?
Yes, the P89LPC924FDH is ROHS3 compliant.
- What types of converters are integrated into the P89LPC924FDH?
The device includes a 4-input 8-bit multiplexed A/D converter and a single DAC output.
- What are the power supply requirements for the P89LPC924FDH?
The device operates within a 2.4V to 3.6V supply range.
- Does the P89LPC924FDH support external interrupts?
Yes, it supports eight keypad interrupt inputs and two additional external interrupt inputs.
