Merrillchip TFT图形控制芯片解决方案用于工业车辆软件开发系统
Merrillchip TFT液晶显示屏控制芯片 – 工业车辆应用解决方案
用于工业车辆的TFT图形显示控制芯片 – Merrillchip高性能解决方案
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属性
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LT7583
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LT7586
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零件编号
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LT7583
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LT7586
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包裹
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LOFP-100 钉
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LGFP-128 针
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分辨率支持
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480×480 转换为 1280×1024 (SXGA)
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480×480 转换为 1280×1024 (SXGA)
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兼容接口
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SPI，I2C，8/16位MCU并行接口
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SPI，I2C，8/16位MCU接口
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RGB 接口支持
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16位（5/5/5），24位（8/8/8）
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16位（5/6/5），24位（8/8/8）
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颜色深度
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Alpha RGB：8888
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GRGB 8:8:8:8 (Alpha RGB: 8888)
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显示内存
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128兆字节（支持16位/像素65K颜色，24位/像素16M颜色）
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128兆字节（支持16位/像素时65K种颜色，24位/像素时16M种颜色；支持多窗口显示和缓冲区切换）
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硬件解码
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内置 JPG 硬件解码器
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内置JPEG硬件解码器
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图形加速
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硬件图形加速引擎（BTE），支持屏幕镜像、画中画、图形混合、透明显示
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2D BitBLT加速引擎，支持ROP（支持图像复制、PIP、混合、透明度）
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几何绘图引擎
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支持绘制点、线、多段线、椭圆、三角形、矩形、圆角矩形
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支持绘制点、线、曲线、椭圆、三角形、矩形、圆角矩形
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附加接口
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OSPI主接口（通过DMA连接最多两个高速OSPI组件）
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QSPI主接口（通过DMA从外部QSPI闪存进行高速数据传输；带NAND闪存坏块管理）
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PWM 定时器
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2个内置16位PWM定时器
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2个内置16位PWM定时器
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节能模式
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待机，睡眠，深度睡眠
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待机，睡眠，深度睡眠
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锁相环
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用于LCD扫描、SDRAM和内部使用的可编程PLL
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用于LCD扫描、SDRAM和系统定时的可编程PLL
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工作电压
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未指定
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3.0V–3.6V
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应用程序
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智能家居设备，工业控制设备
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智能家居家电、工业控制系统、汽车仪表盘、医疗设备、美容设备、水/空气净化器、测试/充电设备、储能/不间断电源/逆变器、商业打印机、音响系统、电梯指示器
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LT7583 / LT7586 高性能液晶显示加速芯片
产品概述
LT7583 / LT7586 是一款高性能液晶显示图形加速显示芯片，适用于各种显示需求。它支持从 480480 到 12801024 (SXGA) 的分辨率，并且兼容多种 MCU 接口。该芯片可以驱动 16 位 (5/5/5) 或 24 位 (8/8/8) RGB 接口 TFT 显示屏，实现 Alpha RGB: 8888 位的颜色深度。LT7583 采用 LOFP-100 引脚封装，而 LT7586 采用 LOFP-128 引脚封装。
主要特点
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接口支持：提供SPI、I2C串行接口和8/16位MCU并行接口。
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显示内存：内置128Mb显示内存，支持每像素16位的65K颜色或每像素24位的16M颜色。
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硬件解码：包括内置的 JPG 硬件解码器。
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图形加速：配备硬件图形加速引擎（BTE），支持屏幕镜像、画中画（PIP）、图形混合和透明显示等功能。
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几何绘图：内置几何绘图引擎，支持绘图点、线、多段线、椭圆、三角形、矩形和圆角矩形等功能。
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OSPI 接口：提供一个OSPI主接口，用于连接两个高速OSPI组件，如SPI闪存，通过DMA模式快速提取UI显示材料。
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节能模式：提供待机、睡眠和深度睡眠节能模式。
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PWM 定时器：包括两个内置的16位PWM定时器。
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PLL：具有可编程的PLL，用于LCD扫描、SDRAM和内部使用。
应用程序
LT7586提供强大的显示性能和工业级规格，并有长期供应支持，适用于各种带有TFT彩色液晶显示屏的电子产品，包括但不限于：
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智能家居电器
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工业控制设备
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TFT-LCD图形显示控制器芯片
高性能液晶显示图形控制器
LT7586
The LT7586 is a high-performance LCD graphics acceleration display controller. It supports resolutions ranging from 480×480 to 1280×1024 (SXGA) and is compatible with various MCU interfaces. It drives 16-bit (5/6/5) or 24-bit (8/8/8) RGB TFT-LCD panels, achieving Alpha RGB: 8888 color depth. The chip is packaged in LGFP-128 Pin format.
The LT7586 provides SPI, I2C, and 8/16-bit MCU interfaces. It integrates 128Mb of display memory, supporting 65K colors (16-bit per pixel) or 16M colors (24-bit per pixel). Built-in features include a hardware JPEG decoder, a 2D BitBLT graphics acceleration engine (supporting operations like screen mirroring, Picture-in-Picture (PIP), graphic blending, and transparency), and a geometry drawing engine (capable of drawing points, lines, curves, ellipses, triangles, rectangles, and rounded rectangles). Additionally, it offers a QSPI Master interface 通过DMA模式连接外部高速QSPI设备（例如SPI闪存），从而快速将UI资产从闪存提取到显示内存。这绕过了MCU数据处理，减少了MCU的负担，并提高了显示效率，而无需升级MCU。LT7586提供了强大的性能、工业级规格和长期可用性，使其成为TFT-LCD应用的理想选择，例如：
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智能家居电器
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工业控制系统
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汽车仪表盘（汽车、摩托车、电动自行车、滑板车、平衡车等）
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医疗设备
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美容设备
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水/空气净化器
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测试/充电设备
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能源储存/不间断电源/逆变器
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商业打印机
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音响系统
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电梯指示灯
主要特点
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接口： SPI， I2C， 8/16位MCU
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硬件JPEG解码器
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2D BitBLT acceleration engine with ROP (Raster Operation) for image copying, PIP, blending, and transparency
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Geometry drawing engine for points, lines, curves, ellipses, triangles, rectangles, and rounded rectangles
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128Mb embedded display memory supporting multi-window displays and buffer switching
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Supports 16/24-bit RGB panels (480×480 to 1280×1024) with GRGB 8:8:8:8 color depth
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QSPI interface for high-speed data transfer from external QSPI Flash (with NAND Flash bad block management)
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Two 16-bit PWM timers
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Power-saving modes: Standby, Sleep, Deep Sleep
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Programmable PLL for LCD scanning, SDRAM, and system timing
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Operating voltage: 3.0V–3.6V
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Package: LGFP-128
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(Merrill Chip) Headquartered in shenzhen, the window city of China’s reform and opening up, Merrill Chip was founded in 2013. After years of forging ahead, Merrill has gradually developed from an agent of international semiconductor products into a high-tech enterprise integrating semiconductor circuit manufacturing, Chip research and development, business services and software development
At the same time, huanyu with good performance and business reputation, and military products in charge of the department and many research and production units to establish a close relationship of cooperation.
Automotive dashboards
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Motorcycle/e-bike/e-scooter/balance bike/special vehicle dashboards
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Electronic instruments
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Medical testing equipment
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Electronic beauty devices
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Water purification devices
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Air purifiers
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Testing equipment
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Charging stations
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Energy storage devices (UPS) inverters
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Multifunction machines
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Commercial printers
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Audio systems
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Elevator indicators
Product Specifications
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Supports 16/24-bit RGB interfaces from 480480 to 12801024 resolution
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Built-in 2D BIBLI graphics acceleration engine with ROP raster operations and graphic blending/transparent display functions
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System only switches the main display range
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Display screen, aRGB 8.8.8.8 color display data
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Image buffer supporting Nand Flash environment processing
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Provides standby, sleep, and deep sleep power-saving modes
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Built-in JPG hardware decoder
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Supports PIP (Picture-in-Picture) function
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Built-in high-capacity 128Mb display memory supporting multiple displays
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Provides high-speed OSPI interface for copying data from external OSPI Flash to display memory
Package Types
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LT7583: LOFP-100 Pin
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LT7586: LOFP-128 Pin
Summary
The LT7583 / LT7586 is a powerful LCD graphics acceleration display chip suitable for various high-resolution display needs. Its rich features and high performance make it an ideal choice for a wide range of electronic devices.
LT7583 / LT7586 High-Performance LCD Graphics Acceleration Display Chip
Product Overview
The LT7583 / LT7586 is a high-performance LCD graphics acceleration display chip designed for various display requirements. It supports resolutions from 480480 to 12801024 (SXGA) and is compatible with multiple MCU interfaces. The chip can drive 16-bit (5/5/5) or 24-bit (8/8/8) RGB interface TFT displays, achieving an Alpha RGB: 8888 color depth. The LT7583 comes in an LOFP-100 Pin package, while the LT7586 is available in an LOFP-128 Pin package.
Key Features
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Interface Support: Provides SPI, I2C serial interfaces, and 8/16-bit MCU parallel interfaces.
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Display Memory: Built-in 128Mb display memory, supporting 65K colors at 16-bit per pixel or 16M colors at 24-bit per pixel.
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Hardware Decoding: Includes a built-in JPG hardware decoder.
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Graphics Acceleration: Features a hardware graphics acceleration engine (BTE) supporting functions like screen mirroring, picture-in-picture (PIP), graphic blending, and transparent display.
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Geometric Drawing: Built-in geometric drawing engine supporting functions such as drawing points, lines, polylines, ellipses, triangles, rectangles, and rounded rectangles.
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OSPI Interface: Provides an OSPI Master interface for connecting up to two high-speed OSPI components like SPI Flash, enabling quick extraction of UI display materials via DMA mode.
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Power Saving Modes: Offers standby, sleep, and deep sleep power-saving modes.
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PWM Timer: Includes two built-in 16-bit PWM Timers.
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PLL: Features a programmable PLL for LCD scanning, SDRAM, and internal use.
Applications
The LT7586 delivers powerful display performance and industrial-grade specifications, with long-term supply support, making it suitable for various electronic products with TFT color LCD displays, including but not limited to:
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Smart home appliances
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Industrial control equipment
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Automotive dashboards
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Motorcycle/e-bike/e-scooter/balance bike/special vehicle dashboards
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Electronic instruments
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Medical testing equipment
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Electronic beauty devices
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Water purification devices
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Air purifiers
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Testing equipment
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Charging stations
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Energy storage devices (UPS) inverters
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Multifunction machines
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Commercial printers
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Audio systems
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Elevator indicators
Product Specifications
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Supports 16/24-bit RGB interfaces from 480480 to 12801024 resolution
-
Built-in 2D BIBLI graphics acceleration engine with ROP raster operations and graphic blending/transparent display functions
-
System only switches the main display range
-
Display screen, aRGB 8.8.8.8 color display data
-
Image buffer supporting Nand Flash environment processing
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Provides standby, sleep, and deep sleep power-saving modes
-
Built-in JPG hardware decoder
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Supports PIP (Picture-in-Picture) function
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Built-in high-capacity 128Mb display memory supporting multiple displays
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Provides high-speed OSPI interface for copying data from external OSPI Flash to display memory
Package Types
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LT7583: LOFP-100 Pin
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LT7586: LOFP-128 Pin
Summary
The LT7583 / LT7586 is a powerful LCD graphics acceleration display chip suitable for various high-resolution display needs. Its rich features and high performance make it an ideal choice for a wide range of electronic devices.
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