72605L20PF

Bus Directional:	Bi-Directional
Base Part Number:	72605
Supplier Device Package:	64-TQFP (14x14)
Package / Case:	64-LQFP
Mounting Type:	Surface Mount
Operating Temperature:	0°C ~ 70°C
FWFT Support:	No
Retransmit Capability:	No
Programmable Flags Support:	Yes
Expansion Type:	Width
Series:	7200
Current - Supply (Max):	230mA
Voltage - Supply:	4.5V ~ 5.5V
Access Time:	10ns
Data Rate:	50MHz
Function:	Synchronous
Memory Size:	9K (256 x 18 x 2)
Part Status:	Obsolete
Packaging:	Tray

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72605L20PF: Application Field and Working Principles

The 72605L20PF is a type of logic FIFOs memory. FIFOs stands for First-In, First-Out and refers to a memory unit wherein the first element data stored will be the first to be output and processed. In other words, the output from the memory unit will be in the same order as the input, of which the first input will be the first output. This type of memory is also often simply referred to as a First-In, First-Out buffer (FIFO).The 72605L20PF is a dynamic FIFO which consists of 512 8 bit words. It is designed to interface with high speed microprocessors. It can also be used as a temporary memory storage device or buffer, which can be connected in series to provide data first-in-first-out capability.A major application of the 72605L20PF includes signal processing. It is excellent choice for applications that involve signal interpolation and signal interpolation with motion control. Applications such as motion control with sensors, image processing, and video processing can benefit from the inclusion of the FIFO. The unit is available in many sizes and can range to 2K words or up to 32K words.In addition to signal processing, the 72605L20PF is also suited for a wide variety of data storage applications. It can be used as a buffer for data storage and transmission between systems. As a result, it can be used in communications, mobile devices, USB peripherals, and GPS systems. Another application for the 72605L20PF is to facilitate a bus-based interconnection between devices. It can act as a bridge between systems that have different interfaces and allows them to communicate and transfer data between each other.The 72605L20PF uses the distributed RAM (DRAM) to store and retrieve data. The DRAM consists of two parts, the Static RAM (SRAM) and the Dynamic RAM (DRAM). The SRAM holds data for a short duration and can be used for storing smaller data sets for temporary storage such as delay lines or buffer registers. The DRAM, on the other hand, is used for larger data sets over a longer duration and can be used for storage of more permanent data.The 72605L20PF has an 8-bit parallel port with an 8-bit wide data bus. At the input side, the 8-bit data bus is connected directly to a shift register, which convert the parallel data into serial data. The serial data is then stored in the DRAM.At the output side of the FIFO, there is a counter that is used to keep track of the output address. This counter is incremented when the data is read from the device. Data is then read from the output port and stored onto the data bus as serial data. The data is then converted parallel to be used. Finally, there are two logic flags that are used to indicate the status of the FIFO. The flag can indicate an empty or full status, or a half-full state. The flags are also used to indicate how much data is available in the FIFO or where the current read and write addresses are.In summary, the 72605L20PF is a dynamic FIFO that consists of 512 8-bit words. It has many applications such as signal processing, data storage, and bus-based interconnection. The unit is available in a range of sizes and can range from 2K words to 32K words. It utilizes a distributed RAM, consisting of SRAM and DRAM for memory storage and retrieval. The 8-bit parallel port contains an 8-bit data bus and is connected to a shift register and a counter which keep track of the read and write addresses. Lastly, the device also has two logic flags to indicate the status of the FIFO.

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