| 전자부품 데이터시트 검색엔진 |
|
48SD1616 데이터시트(PDF) 13 Page - Maxwell Technologies |
|
|
|||||||||||||||||||||||||||||
48SD1616 데이터시트(HTML) 13 Page - Maxwell Technologies |
|
13 / 42 page ![]() 48SD1616 13 All data sheets are subject to change without notice ©2005 Maxwell Technologies All rights reserved. 256Mb (4-Meg X 16-Bit X 4-Banks) SDRAM 01.07.05 REV 4 Function Truth Table The following function table shows the operations that are performed when each command is issued in each mode of the SDRAM. The following table assumes that CKE is High. CURRENT STATE CS RAS CAS WE ADDRESS COMMAND OPERATION Precharge H x x x x DESL Enter IDLE after t RP L H H H x NOP Enter IDLE after t RP L H L H BA, CA, A10 READ/READ A ILLEGAL1 L H L L BA, CA, A10 WRIT/WRIT A ILLEGAL1 L L H H BA, RA ACTV ILLEGAL1 L L H L BA, A10 PRE, PALL NOP2 L L L H x REF, SELF ILLEGAL L L L L MODE MRS ILLEGAL Idle H x x x x DESL NOP LH H H x NOP NOP L H L H BA, CA, A10 READ/READ A ILLEGAL3 L H L L BA, CA, A10 WRIT/WRIT A ILLEGAL3 L L H H BA, RA ACTV Bank and row active L L H L BA, A10 PRE, PALL NOP L L L H x REF, SELF Refresh L L L L MODE MRS Mode register set Row active H x x x x DESL NOP LH H H x NOP NOP L H L H BA, CA, A10 READ/READ A Begin read L H L L BA, CA, A10 WRIT/WRIT A Begin write L L H H BA, RA ACTV Other bank active ILLEGAL on same bank4 L L H L BA, A10 PRE, PALL Precharge L L L H x REF, SELF ILLEGAL L L L L MODE MRS ILLEGAL |
|
링크 URL |
| ALLDATASHEET 가 귀하에 도움이 되셨나요? [ DONATE ] |
Alldatasheet는? | 광고문의 | 운영자에게 연락하기 | 개인정보취급방침 | 링크 투 데이터시트 | 링크교환 | 제조사별 검색 All Rights Reserved©Alldatasheet.com |
| Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
|
Family Site : ic2ic.com |
icmetro.com |