W9425G6EH-5 Winbond Electronics, W9425G6EH-5 Datasheet - Page 3

• Manufacturer Part Number: W9425G6EH-5
• Description: IC DDR-400 SDRAM 256MB 66TSSOPII
• Manufacturer: Winbond Electronics

Specifications of W9425G6EH-5

• Format - Memory: RAM
• Memory Type: DDR SDRAM
• Memory Size: 256M (16Mx16)
• Speed: 250MHz
• Interface: Parallel
• Voltage - Supply: 2.3 V ~ 2.7 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 66-TSOPII
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

12.
13.
11.11 Read Interrupted by Read (CL = 2, BL = 2, 4, 8)..............................................................................45
11.12 Burst Read Stop (BL = 8) .................................................................................................................45
11.13 Read Interrupted by Write & BST (BL = 8) .......................................................................................46
11.14 Read Interrupted by Precharge (BL = 8) ..........................................................................................46
11.15 Write Interrupted by Write (BL = 2, 4, 8)...........................................................................................47
11.16 Write Interrupted by Read (CL = 2, BL = 8) ......................................................................................47
11.17 Write Interrupted by Read (CL = 3, BL = 4) ......................................................................................48
11.18 Write Interrupted by Precharge (BL = 8)...........................................................................................48
11.19 2 Bank Interleave Read Operation (CL = 2, BL = 2).........................................................................49
11.20 2 Bank Interleave Read Operation (CL = 2, BL = 4).........................................................................49
11.21 4 Bank Interleave Read Operation (CL = 2, BL = 2).........................................................................50
11.22 4 Bank Interleave Read Operation (CL = 2, BL = 4).........................................................................50
11.23 Auto Refresh Cycle ..........................................................................................................................51
11.24 Precharged/Active Power Down Mode Entry and Exit Timing ..........................................................51
11.25 Input Clock Frequency Change during Precharge Power Down Mode Timing.................................51
11.26 Self Refresh Entry and Exit Timing...................................................................................................52
PACKAGE SPECIFICATION .......................................................................................................................53
12.1
REVISION HISTORY ...................................................................................................................................54
TSOP 66 lI – 400 mil ........................................................................................................................53
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Publication Release Date:Dec. 03, 2008
W9425G6EH
Revision A08