Overview
The LH7A404N0F000B3,55 is a 32-bit system-on-chip (SoC) developed by NXP USA Inc. This microcontroller is part of the LH7A series and is designed to provide high processing performance, low power consumption, and a high level of integration. It is particularly suited for multimedia applications in mobile and embedded systems, leveraging the ARM9TDMI™ RISC core architecture.
Key Specifications
| Specification | Value |
|---|---|
| Manufacturer | NXP USA Inc. |
| Part Number | LH7A404N0F000B3,55 |
| Core Architecture | 32-bit ARM9TDMI™ RISC Core |
| Cache | 16 kB (8 kB Instruction, 8 kB Data) |
| CPU Speed | Up to 266 MHz |
| RAM Memory Size | 80 kB On-Chip Static RAM |
| No. of Pins | 324 Pins |
| Package Type | 324-Ball LFBGA (17x17) |
| No. of I/O's | 64 I/O's |
| Embedded Interface Type | SPI, UART, PC Card, CompactFlash |
| Supply Voltage | 1.8 V Core, 3.3 V I/O |
| Operating Temperature | -40°C to +85°C |
| A/D Converter | 9 Channel, 10-bit |
| DMA Channels | 12 Channels |
Key Features
- Fully static design with power management unit
- On-chip PLL and oscillators (32.768 kHz and 14.7456 MHz)
- Programmable LCD Controller supporting up to 1024x768 resolution
- Touch Screen Controller and Brownout Detector
- External Bus Interface with asynchronous and synchronous options
- 5 V tolerant digital inputs (excluding oscillator pins)
- DMA with 12 channels and external DMA support
- USB and other peripheral interfaces
Applications
The LH7A404N0F000B3,55 is designed for a variety of applications, particularly in the realm of multimedia and mobile information appliances. It is suitable for use in:
- Mobile devices requiring high processing performance and low power consumption
- Embedded systems needing advanced multimedia capabilities
- Industrial control systems that require robust and reliable microcontrollers
- Automotive systems where high integration and reliability are crucial
Q & A
- What is the core architecture of the LH7A404N0F000B3,55?
The LH7A404N0F000B3,55 uses a 32-bit ARM9TDMI™ RISC core architecture. - What is the maximum CPU speed of this microcontroller?
The maximum CPU speed is up to 266 MHz. - How much on-chip SRAM does it have?
It has 80 kB of on-chip static RAM. - What is the package type and pin count of this microcontroller?
The package type is 324-Ball LFBGA (17x17) with 324 pins. - What are the supported embedded interface types?
The supported interfaces include SPI, UART, PC Card, and CompactFlash. - What is the operating temperature range of this microcontroller?
The operating temperature range is -40°C to +85°C. - Does it have a built-in A/D converter?
Yes, it has a 9-channel, 10-bit A/D converter. - How many DMA channels does it support?
It supports 12 DMA channels. - Is the microcontroller RoHS compliant?
Yes, it is RoHS compliant. - What kind of display support does it offer?
It supports a programmable LCD Controller with up to 1024x768 resolution and various display types like STN, Color STN, AD-TFT, HR-TFT, and TFT. - Is the LH7A404N0F000B3,55 still in production?
No, it is no longer manufactured.
