參數(shù)資料
型號(hào): KM418RD4AD
廠(chǎng)商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: 128/144Mbit RDRAM 256K x 16/18 bit x 2*16 Dependent Banks Direct RDRAMTM
中文描述: 128/144Mbit RDRAM的256 × 16/18位× 2 * 16屬銀行直接RDRAMTM
文件頁(yè)數(shù): 64/64頁(yè)
文件大?。?/td> 4052K
代理商: KM418RD4AD
Page 61
KM416RD8AC(D)/KM418RD8AC(D)
Direct RDRAM
Rev. 1.01 Oct. 1999
Table Of Contents
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Features. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Key Timing Parameters/Part Numbers . . . . . . . . . . . 1
Pinouts and Definitions . . . . . . . . . . . . . . . . . . . . . . . 2
Pin Description. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
General Description . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Packet Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-7
Field Encoding Summary. . . . . . . . . . . . . . . . . . . . .8-9
DQ Packet Timing . . . . . . . . . . . . . . . . . . . . . . . . . . 10
COLM Packet to D Packet Mapping . . . . . . . . . .10-11
ROW-to-ROW Packet Interaction . . . . . . . . . . . .12-13
ROW-to-COL Packet Interaction . . . . . . . . . . . . . . . 13
COL-to-COL Packet Interaction. . . . . . . . . . . . . . . . 14
COL-to-ROW Packet Interaction . . . . . . . . . . . . . . . 15
ROW-to-ROW Examples . . . . . . . . . . . . . . . . . . .16-17
Row and Column Cycle Description . . . . . . . . . . . . 17
Precharge Mechanisms . . . . . . . . . . . . . . . . . . . .18-19
Read Transaction - Example . . . . . . . . . . . . . . . . . . 20
Write Transaction - Example . . . . . . . . . . . . . . . . . . 21
Write/Retire - Examples. . . . . . . . . . . . . . . . . . . 22-23
Interleaved Write - Example. . . . . . . . . . . . . . . . . . . 24
Interleaved Read - Example . . . . . . . . . . . . . . . .24-25
Interleaved RRWW . . . . . . . . . . . . . . . . . . . . . . .24-25
Control Register Transactions . . . . . . . . . . . . . . . . . 26
Control Register Packets . . . . . . . . . . . . . . . . . . . . . 27
Initialization . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28-30
Control Register Summary. . . . . . . . . . . . . . . . . 30-37
Power State Management . . . . . . . . . . . . . . . . . 38-41
Refresh . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Current and Temperature Control . . . . . . . . . . . . . . 43
Electrical Conditions . . . . . . . . . . . . . . . . . . . . . . . . 44
Timing Conditions . . . . . . . . . . . . . . . . . . . . . . . .44-45
Electrical Characteristics . . . . . . . . . . . . . . . . . . . . . 46
Timing Characteristics . . . . . . . . . . . . . . . . . . . . . . . 46
RSL Clocking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
RSL - Receive Timing . . . . . . . . . . . . . . . . . . . . . . . 48
RSL - Transmit Timing. . . . . . . . . . . . . . . . . . . . . . . 49
CMOS - Receive Timing . . . . . . . . . . . . . . . . . . .50-51
CMOS - Transmit Timing . . . . . . . . . . . . . . . . . . .52-53
RSL - Domain Crossing Window . . . . . . . . . . . . . . . 53
Timing Parameters. . . . . . . . . . . . . . . . . . . . . . . . . . 54
Absolute Maximum Ratings . . . . . . . . . . . . . . . . . . . 55
IDD - Supply Current Profile . . . . . . . . . . . . . . . . . . 55
Capacitance and Inductance . . . . . . . . . . . . . . . .56-57
Center-Bonded uBGA Package. . . . . . . . . . . . . . . . 58
Glossary of Terms . . . . . . . . . . . . . . . . . . . . . . . .59-60
Copyright October 1999 Samsung Electronics.
All rights reserved.
Direct Rambus and Direct RDRAM are trademarks of
Rambus Inc. Rambus, RDRAM, and the Rambus Logo are
registered trademarks of Rambus Inc.
This document contains advanced information that is subject
to change by Samsung without notice.
Document Version 1.01
Samsung Electronics Co., Ltd.
San #24 Nongseo-Ri, Kiheung-Eup Yongin-City
Kyunggi-Do, KOREA
Telephone: 82-331-209-4519
Fax: 82-2-760-7990
http://www.samsungsemi.com
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
KM418RD4C 制造商:SAMSUNG 制造商全稱(chēng):Samsung semiconductor 功能描述:128/144Mbit RDRAM 256K x 16/18 bit x 2*16 Dependent Banks Direct RDRAMTM
KM418RD4D 制造商:SAMSUNG 制造商全稱(chēng):Samsung semiconductor 功能描述:128/144Mbit RDRAM 256K x 16/18 bit x 2*16 Dependent Banks Direct RDRAMTM
KM418RD8AC 制造商:SAMSUNG 制造商全稱(chēng):Samsung semiconductor 功能描述:128/144Mbit RDRAM 256K x 16/18 bit x 2*16 Dependent Banks Direct RDRAMTM
KM418RD8AC(D)-RG60 制造商:SAMSUNG 制造商全稱(chēng):Samsung semiconductor 功能描述:128/144Mbit RDRAM 256K x 16/18 bit x 2*16 Dependent Banks Direct RDRAMTM
KM418RD8AC(D)-RK70 制造商:SAMSUNG 制造商全稱(chēng):Samsung semiconductor 功能描述:128/144Mbit RDRAM 256K x 16/18 bit x 2*16 Dependent Banks Direct RDRAMTM