Overview
The P89LPC954FBD44,151 is an 8-bit microcontroller from NXP USA Inc., part of the LPC900 series. This device is designed to offer high performance and low power consumption, making it suitable for a variety of applications. It features a high-performance processor architecture that executes instructions in two to four clocks, significantly faster than standard 80C51 devices. The microcontroller is available in a 44-pin LQFP (Low Profile Quad Flat Package) and is known for its integrated system-level functions, which help reduce component count, board space, and overall system cost.
Key Specifications
| Specification | Value |
|---|---|
| Part Number | P89LPC954FBD44,151 |
| Manufacturer | NXP USA Inc. |
| Description | IC MCU 8BIT 16KB FLASH 44LQFP |
| Package / Case | 44-LQFP (10x10) |
| Voltage - Supply (Vcc/Vdd) | 2.4 V ~ 3.6 V |
| Speed | 18MHz |
| RAM Size | 512 x 8 |
| Program Memory Type | FLASH |
| Program Memory Size | 16KB (16K x 8) |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Number of I/O | 40 |
| Data Converters | A/D 8x10b |
| Core Size | 8-Bit |
| Core Processor | 8051 |
| Connectivity | I²C, SPI, UART/USART |
Key Features
- High Performance Processor: Executes instructions in two to four clocks, six times the rate of standard 80C51 devices.
- Flash Memory: 16KB byte-erasable flash code memory organized into 1kB sectors and 64-byte pages, with single-byte erasing capability.
- RAM and Auxiliary RAM: 256-byte RAM data memory and a 256-byte auxiliary on-chip RAM.
- Analog to Digital Converter (ADC): 8-input multiplexed 10-bit ADC with window comparator.
- Counter/Timers and System Timer: Two 16-bit counter/timers and a 23-bit system timer that can also be used as a Real-Time Clock (RTC).
- In-Application Programming (IAP): Allows changing the code in a running application.
- Low Voltage Detection and Power Modes: Brown-out detect, idle, and two different power-down modes with low power-down current.
- On-Chip Power-On Reset and Software Reset: No external reset components required; software reset function available.
- Programmable External Reset Pin: Configurable as open drain bidirectional reset input/output, reset input with pull-up, push-pull reset output, or input-only port.
- Connectivity Options: I²C, SPI, and UART/USART interfaces.
Applications
The P89LPC954FBD44,151 microcontroller is versatile and can be used in a wide range of applications, including:
- Industrial Control Systems: For controlling and monitoring industrial processes.
- Consumer Electronics: In devices such as remote controls, home appliances, and other consumer products.
- Automotive Systems: For various automotive applications requiring low power and high reliability.
- Medical Devices: In medical equipment that requires precise control and low power consumption.
- IoT Devices: For Internet of Things applications where low power and compact design are essential.
Q & A
- What is the part number of this microcontroller?
P89LPC954FBD44,151
- Who is the manufacturer of this microcontroller?
NXP USA Inc.
- What is the package type of this microcontroller?
44-LQFP (Low Profile Quad Flat Package)
- What is the voltage supply range for this microcontroller?
2.4 V ~ 3.6 V
- What is the maximum operating frequency of this microcontroller?
18 MHz
- How much program memory does this microcontroller have?
16 KB (16K x 8)
- Does this microcontroller support In-Application Programming (IAP)?
Yes, it supports IAP of the flash code memory.
- What types of interfaces does this microcontroller support?
I²C, SPI, and UART/USART
- What is the operating temperature range of this microcontroller?
-40°C ~ 85°C (TA)
- Does this microcontroller have built-in power management features?
Yes, it includes brown-out detect, idle, and power-down modes.
