72V221L15PFGI

Bus Directional:	Uni-Directional
Base Part Number:	72V221
Supplier Device Package:	32-TQFP (7x7)
Package / Case:	32-LQFP
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C
FWFT Support:	No
Retransmit Capability:	No
Programmable Flags Support:	Yes
Expansion Type:	Depth, Width
Series:	72V
Current - Supply (Max):	20mA
Voltage - Supply:	3V ~ 3.6V
Access Time:	10ns
Data Rate:	66.7MHz
Function:	Synchronous
Memory Size:	9K (1K x 9)
Part Status:	Active
Packaging:	Tray

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72V221L15PFGI Application Field and Working Principle

72V221L15PFGI is a type of Logic - FIFOs Memory that is widely used in many different applications. It features a smaller footprint, more features and increased bandwidth compared to previous FIFOs. This article will focus on the application field and working principle of 72V221L15PFGI.

Application Field Of 72V221L15PFGI

72V221L15PFGI is particularly well-suited for communication applications that require buffering, such as Ethernet and Firewire, as well as in storage applications such as RAID and disk array controllers. The device also finds applications in embedded systems, data acquisition systems, and in industrial and automotive applications.The 72V221L15PFGI offers two or four independent FIFO channels, each with a 256 Kb capacity and a maximum data rate of 200 MHz, allowing for higher data rates over a wider variety of communications protocols. The device also supports multiple hardware protocols, such as DDR and SDRAM.

Working Principle of 72V221L15PFGI

The 72V221L15PFGI operates on a principle of First In, First Out (FIFO) memory. This type of memory is well suited for buffering data streams, as each read or write operation takes place at the same speed.Data is stored in the FIFO in a linear fashion, with new data placed in the "top" of the FIFO and old data outputted from the "bottom". When data is read or written, the device takes the appropriate action, such as read or write the data in the FIFO, depending on the direction of the data stream.The 72V221L15PFGI also offers various intelligent features, such as read/write pointers, empty or full watermarks, data flag registers and access control registers. These features can be used to monitor and control the data stream, ensuring data integrity and improving performance.The device also offers a 2-wire Serial Interface which can be used for communication between the FIFO and other devices in the system. This interface allows for a maximum data rate of 200 Mbps and is used for on-chip programming, updates and status checking.

Conclusion

In conclusion, the 72V221L15PFGI is a versatile and reliable Logic - FIFOs Memory device, offering high data transfer rates, powerful features and easy access to features such as read/write pointers, empty/full watermarks, data flag registers and access control registers. Its small form factor, flexible configuration and support for various hardware protocols make it an ideal choice for many applications, including communication, storage and embedded systems.

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