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参数资料
型号： W9812G21H-6I
厂商： WINBOND ELECTRONICS CORP
元件分类： DRAM
英文描述： 4M X 32 SYNCHRONOUS DRAM, 5 ns, PDSO86
封装： 0.400 INCH, ROHS COMPLIANT, TSOP2-86
文件页数： 1/36页
文件大小： 1422K
代理商： W9812G21H-6I
W9812G2IH
1M
× 4 BANKS × 32BIT SDRAM
Publication Release Date:Nov. 06, 2008
- 1 -
Revision A01
Table of Contents-
1
GENERAL DESCRIPTION .............................................................................................................. 3
2
FEATURES...................................................................................................................................... 3
3
AVAILABLE PART NUMBER .......................................................................................................... 3
4
PIN CONFIGURATION.................................................................................................................... 4
5
PIN DESCRIPTION ......................................................................................................................... 5
6
BLOCK DIAGRAM........................................................................................................................... 6
7
FUNCTIONAL DESCRIPTION ........................................................................................................ 7
7.1
Power Up and Initialization.................................................................................................... 7
7.2
Programming Mode Register ................................................................................................ 7
7.3
Bank Activate Command....................................................................................................... 7
7.4
Read and Write Access Modes ............................................................................................. 7
7.5
Burst Read Command ........................................................................................................... 8
7.6
Burst Write Command ........................................................................................................... 8
7.7
Read Interrupted by a Read .................................................................................................. 8
7.8
Read Interrupted by a Write .................................................................................................. 8
7.9
Write Interrupted by a Write .................................................................................................. 8
7.10 Write Interrupted by a Read .................................................................................................. 8
7.11 Burst Stop Command ............................................................................................................ 9
7.12 Addressing Sequence of Sequential Mode ........................................................................... 9
7.13 Addressing Sequence of Interleave Mode ............................................................................ 9
7.14 Auto-precharge Command .................................................................................................. 10
7.15 Precharge Command .......................................................................................................... 10
7.16 Self Refresh Command ....................................................................................................... 10
7.17 Power Down Mode .............................................................................................................. 11
7.18 No Operation Command...................................................................................................... 11
7.19 Deselect Command ............................................................................................................. 11
7.20 Clock Suspend Mode .......................................................................................................... 11
8
OPERATION MODE...................................................................................................................... 12
8.1
Simplified Stated Diagram................................................................................................... 13
9
ELECTRICAL CHARACTERISTICS ............................................................................................. 14
9.1
Absolute Maximum Ratings................................................................................................. 14
9.2
Recommended DC Operating Conditions ........................................................................... 14
9.3
Capacitance......................................................................................................................... 15
9.4
DC Characteristics............................................................................................................... 15
相关PDF资料
PDF描述
W9812G21H-6C 4M X 32 SYNCHRONOUS DRAM, 4.5 ns, PDSO86
W9812G6JH-6 8M X 16 SYNCHRONOUS DRAM, 5 ns, PDSO54
W986416AH-10 4M X 16 SYNCHRONOUS DRAM, 8 ns, PDSO54
W986432DH-6 2M X 32 SYNCHRONOUS DRAM, 5 ns, PDSO86
W986432DH-8 2M X 32 SYNCHRONOUS DRAM, 6 ns, PDSO86
相关代理商/技术参数
参数描述
W9812G2GB 制造商:WINBOND 制造商全称:Winbond 功能描述:1M 】 4 BANKS 】 32BITS SDRAM
W9812G2GB-6 制造商:WINBOND 制造商全称:Winbond 功能描述:1M 】 4 BANKS 】 32BITS SDRAM
W9812G2GB-6I 制造商:WINBOND 制造商全称:Winbond 功能描述:1M 】 4 BANKS 】 32BITS SDRAM
W9812G2GB-75 制造商:WINBOND 制造商全称:Winbond 功能描述:1M 】 4 BANKS 】 32BITS SDRAM
W9812G2GH 制造商:WINBOND 制造商全称:Winbond 功能描述:a high-speed synchronous dynamic random access memory (SDRAM), organized as 1,048,576 words 】 4 banks 】 32 bits
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