LF4460中文资料LUXPIA数据手册PDF规格书

特性 Features

❐ Memory densities: 15, 30, 60Mbit

❐ 150MHz Max clock rate

❐ Independent Read and Write ports:

• Supports simultaneous read/write operations

• Enables buffering across clock domains

❐ Operating Modes:

• 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

• W/R address pointers can be overridden in real time using external 24bit address port

• TRS detection for auto-clearing of Write pointer

• W/R memory access Enable/Disable

• Input enable control (Write Masking) for freeze frame control

❐ Selectable I/O VDD = 1.8V, 2.5V, 3.3V

❐ Selectable Core VDD = 1.8V, 2.5V, 3.3V

❐ 172 ball FBGA package (15 x 15 x 1.4mm)

❐ Depth expansion is supported for Multi-frame HDTV, Multiframe SDTV, and other formats:

• Seamless address space is maintained with up to 12 cascaded devices

❐ Near-Full/Empty Flags With Programmable Thresholds

❐ Collide Flag alerts User of W/R pointer crossings

❐ I2C Serial Microprocessor Interface

❐ Output Enable Control (Data Skipping)

❐ JTAG Boundary Scan - IEEE 1149.1

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