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W9725G6KB Datasheet PDF

Winbond Electronics Corporation W9725G6KB

The W9725G6KB is a 256M bits DDR2 SDRAM, organized as 4,194,304 words 4 banks 16 bits. This device achieves high speed transfer rates up to 1066Mb/sec/pin (DDR2-1066) for general applications. W9725G6KB is sorted into the following speed grades: -18, 18I, -25, 25I, -3 and -3I.
Part No. W9725G6KB
Datasheet W9725G6KB Download
Manufacturer
Winbond Electronics Corporation
Description 4M x 4-BANKS x 16-BIT DDR2 SDRAM
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W9725G6KB datasheet page 1 preview

GENERAL DESCRIPTION

The W9725G6KB is a 256M bits DDR2 SDRAM, organized as 4,194,304 words  4 banks  16 bits. The -18 and 18I grade parts are compliant to the DDR2-1066 (7-7-7) specification (the 18I industrial grade which is guaranteed to support -40°C ≤ TCASE ≤ 95°C). The -25 and 25I grade parts are compliant to the DDR2-800 (5-5-5) or DDR2-800 (6-6-6) specification (the 25I industrial grade parts which is guaranteed to support -40°C ≤ TCASE ≤ 95°C). The -3 and -3I grade parts are compliant to the DDR2-667 (5-5-5) specification (the -3I industrial grade which is guaranteed to support -40°C ≤ TCASE ≤ 95°C). All of the control and address inputs are synchronized with a pair of externally supplied differential clocks. Inputs are latched at the cross point of differential clocks (CLK rising and CLK falling). All I/Os are synchronized with a single ended DQS or differential DQS- DQS pair in a source synchronous fashion. 2.

FEATURES

● Power Supply: VDD, VDDQ = 1.8 V ± 0.1V
● Double Data R...
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