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LF4430 PDF预览

LF4430

更新时间: 2024-11-24 05:41:51
品牌 Logo 应用领域
LUXPIA 先进先出芯片
页数 文件大小 规格书
32页 1953K
描述
Video Memory / FIFO

LF4430 数据手册

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LF4460  
LF4430  
LF4415  
PRELIMINARY  
Video Memory / FIFO  
MEMORY  
Features  
Selectable I/O V  
DD  
= 1.8V, 2.5V, 3.3V  
= 1.8V, 2.5V, 3.3V  
Memory densities: 15, 30, 60Mbit  
Selectable Core V  
DD  
150MHz Max clock rate  
172 ball FBGA package (15 x 15 x 1.4mm)  
Independent Read and Write ports:  
• Supports simultaneous read/write operations  
• Enables buffering across clock domains  
Operating Modes:  
Depth expansion is supported for Multi-frame  
HDTV, Multiframe SDTV, and other formats:  
• Seamless address space is maintained with up  
to 12 cascaded devices  
• Single-channel FIFO w/ Asynchronous I/O  
• Dual independent FIFOs w/ Asynchronous I/O  
Flexible Write/Read Pointer Manipulation  
• W/R address pointer Clear/Set  
Near-Full/Empty Flags With Programmable  
Thresholds  
Collide Flag alerts User of W/R pointer crossings  
I2C Serial Microprocessor Interface  
• W/R address pointers can be overridden in real-  
time using external 24bit address port  
Output Enable Control (Data Skipping)  
JTAG Boundary Scan - IEEE 1149.1  
• TRS detection for auto-clearing of Write pointer  
• W/R memory access Enable/Disable  
• Input enable control (Write Masking) for freeze  
frame control  
LF4460 - 60Mbit  
Selectable Memory Organization  
• 7,761,600 x 8-bit  
LF4430 - 30Mbit  
Selectable Memory Organization  
LF4415 - 15Mbit  
Selectable Memory Organization  
• 3,880,800 x 8-bit  
• 3,104,640 x 10-bit  
• 2,587,200 x 12-bit  
• 1,940,400 x 16-bit  
• 1,552,320 x 20-bit  
• 1,293,600 x 24-bit  
• 1,940,400 x 8-bit  
• 6,209,280 x 10-bit  
• 5,174,400 x 12-bit  
• 3,880,800 x 16-bit  
• 3,104,640 x 20-bit  
• 2,587,200 x 24-bit  
• 1,552,320 x 10-bit  
• 1,293,600 x 12-bit  
970,200 x 16-bit  
776,160 x 20-bit  
646,800 x 24-bit  
Applications  
Frame buffer for common HD formats (720p, 1080i, 1080p)  
HDTV / SDTV Frame Synchronization  
HDTV Display Buffer  
Time Base Correction (TBC)  
Freeze-Frame Buffer  
Picture-in-Picture (PIP) Buffer  
Frame Rate Conversion  
Security Camera Systems  
Field-Based or Frame-Based Comb Filtering  
HD Video Capture & Editing Systems  
Deep Data Buffering  
Image Manipulation (Rotation, Zoom)  
Test Pattern Generation  
Motion Detection or Frame-to-Frame Correlation  
High Performance Memory Product  
LOGIC Devices Incorporated  
www.logicdevices.com  
1
January 23, 2008 LDS-44xx-A  

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