W29GL512PH9T

Series:	--
Packaging:	Tray
Part Status:	Not For New Designs
Memory Type:	Non-Volatile
Memory Format:	FLASH
Technology:	FLASH - NOR
Memory Size:	512Mb (64M x 8, 32M x 16)
Write Cycle Time - Word, Page:	90ns
Access Time:	90ns
Memory Interface:	Parallel
Voltage - Supply:	2.7 V ~ 3.6 V
Operating Temperature:	-40°C ~ 85°C (TA)
Mounting Type:	Surface Mount
Package / Case:	56-TFSOP (0.724", 18.40mm Width)
Supplier Device Package:	56-TSOP (14x20)

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Introduction

The W29GL512PH9T is a high-capacity erasable programmable memory (EPROM) chip etched in silicon material. The device has a capacity of 512K bits of non-volatile memory and is divided into two separate memory segments. This chip has the ability to store both 8-bit and 16-bit data. In use, it is well suited for applications requiring large numbers of non-volatile memories.

Memory Capacity

The W29GL512PH9T has a capacity of 512K bits and is divided into two 128K x 8-bit and two 128K x 16-bit non-volatile memories. It is also able to store data in both 8-bit and 16-bit formats. The total density of the W29GL512PH9T is 4Mbit.

Interface

The W29GL512PH9T has six input and output control signals. It is equipped with a 19-inch connector and operates on a 2.5-volt power source. The power and "read/write" inputs are usually connected to other integrated circuits. The chip also features an active low "Write Enable" pin that allows data to be read or written to.

Access Time

The W29GL512PH9T has an access time of 110 ns, allowing the chip to read or write data at a much faster rate than traditional non-volatile memory chips.

Clock Speed

The W29GL512PH9T is clocked with a maximum external clock speed of 20 MHz. This means that data can be read or written to the chip within a much shorter time period.

Application Field

The W29GL512PH9T can be used in a wide range of applications, including industrial and automotive, as well as embedded systems. The chip is designed for high speed, non-volatile memory storage applications and is highly suitable for use in data logging and medical applications, such as ECGs, MRIs and patient monitoring.

Working Principle

The W29GL512PH9T works by performing three main operations. The first operation is to prepare a new program for execution by reading instructions from the memory. Next, the instructions are decoded and executed. Lastly, the program will be temporarily copied into the memory for future reference. All of these operations are driven by the external clock signal and the data is read or written based on the logic state of the input/output control pins.

Conclusion

The W29GL512PH9T is a high-capacity erasable programmable memory (EPROM) chip that can effectively store non-volatile data. It has a capacity of 512K bits and is divided into two separate memory segments, making it suitable for applications requiring large numbers of non-volatile memories. Its high speed access time of 110 ns and maximum clock speed of 20 MHz makes it well suited for industrial, automotive and embedded systems applications. Possible applications include data logging, medical applications and patient monitoring.

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