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Product category: Memory Devices and Modules
News Release from: Gleichmann-Sunrise | Subject: UPD46128953
Edited by the Electronicstalk Editorial Team on 22 December 2004

PSRAM aims for handset duties

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The uPD46128953 device from NEC Electronics' is a 128Mbit pseudostatic RAM that achieves a stable operating frequency of 83MHz during burst mode while maintaining a low operating voltage of 1.8V.

The uPD46128953 device from NEC Electronics' is a 128Mbit pseudostatic RAM that achieves a stable operating frequency of 83MHz during burst mode while maintaining a low operating voltage of 1.8V This performance has been made possible by NEC Electronics' development of a new type of delay circuit that regulates the internal pulse mechanism

A 32bit high-speed I/O interface doubles previous data transmission speeds achieved with 16bit interfaces, enabling rapid communication with external devices, such as a CPU.

Three driver output settings allow system developers to adjust the level of noise, setting the optimal configuration for their application.

In standby power mode only necessary memory blocks remain operational, enhancing power savings.

The device is available in a 127-pin plastic fine pitch ball grid array (FBGA) package.

Samples of the uPD46128953 will be available in December 2004.

Mass production is scheduled to begin in March 2005, and monthly production volumes are expected to reach 1 million units per month.

Availability is subject to change.

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