Alliance Memory Provides Low-Power SDRAMs in a Wide Range of Densities and Package Options

时间： 2023-08-30 来源：ALLIANCE News

技术问答

ALLIANCE Memory’s SDRAM portfolio now features a wide variety of components that combine low power consumption with power-saving features to extend battery life in mobile devices.

Part Numbers: Please see the table below.

Availability: Samples and production quantities of Alliance Memory’s SDR (LPSDR), double data rate (LPDDR), and DDR2 (LPDDR2) devices are available now.

Key Specifications and Benefits:

SDR (LPSDR) SDRAMs

Power consumption of 1.8V
Densities of 128Mb, 256Mb, and 512Mb
x16 and x32 organizations
54-ball and 90-ball FBGA packages

DDR (LPDDR) SDRAMs

Power consumption from 1.7V to 1.95V
Densities of 256Mb, 512Mb, 1Gb, and 2Gb
x16 and x32 organizations
60-ball and 90-ball FBGA packages

DDR2 (LPDDR2) SDRAMs

Enable ultra-slim designs
Power consumption of 1.2V/1.8V
Densities of 1Gb, 2Gb, and 4Gb
x16 and x32 organizations
134-ball FBGA package

Power-saving features:

Auto temperature-compensated self-refresh (TCSR) to minimize power consumption at lower ambient temperatures
Partial-array self-refresh (PASR) feature reduces power by only refreshing critical data
Deep power down (DPD) mode provides an ultra-low power state when data retention isn’t required

Target Applications:

Internet of Things and consumer, industrial, and medical mobile devices

The Context: With the Internet of Things and the proliferation of mobile devices in the consumer, industrial, and medical spaces, Alliance Memory has made a commitment over the last few years to solidify its offering of low-power ICs. It began with the introduction of the company’s LPSDR SDRAMs in 2014, followed by its LPDDR devices in 2016, and LPDDR2 SDRAMs in 2017. Now Alliance Memory offers a complete low-power portfolio in a wide range of densities and package options to meet the high demand for these parts.

Product Datasheets:

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