IS42S83200B IS42S16160B 32Meg x 8, 16Meg x16 256-MBIT SYNCHRONOUS DRAM ISSI ® PRELIMINARY INFORMATION MAY 2006 FEATURES • Clock frequency: 166, 143 MHz • Fully synchronous; all signals referenced to a positive clock edge www.
DataSheet4U.
com • Internal bank OVERVIEW ISSI's 256Mb Synchronous DRAM achieves high-speed data transfer using pipeline architecture.
All inputs and outputs signals refer to the rising edge of the clock input.
The 256Mb SDRAM is organized as follows.
for hiding row access/precharge VDDQ VDD 3.
3V 3.
3V 3.
3V 3.
3V • Power supply IS42S83200B 54-pin TSOPII IS42S16160B 54-pin TSOPII 54-ball BGA IS42S83200B IS42S16160B • LVTTL interface 8M x 8 x 4 Banks 4M x16x4 Banks ...

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