 |
Electronic Components Datasheet Search |
|
|
Electronic Components Datasheet Search |
|
WV3HG264M72EER806PD4SG Datasheet(PDF) 8 Page - White Electronic Designs Corporation |
|
||||||||||||||||||||||||||||||
WV3HG264M72EER806PD4SG Datasheet(HTML) 8 Page - White Electronic Designs Corporation |
|
|
8 / 11 page  WV3HG264M72EER-PD4 April 2006 Rev. 2 ADVANCED 8 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com White Electronic Designs AC TIMING PARAMETERS (cont'd) VCC = +1.8V ± 0.1V AC CHARACTERISTICS 806 665 534 403 PARAMETER SYMBOL MIN MAX MIN MAX MIN MAX MIN MAX UNIT ACTIVE to ACTIVE (same bank) command tRC TBD TBD 60 60 55 ns ACTIVE bank a to ACTIVE bank b command tRRD TBD TBD 7.5 7.5 7.5 ns ACTIVE to READ or WRITE delay tRCD TBD TBD 15 15 15 ns Four Bank Activate period tFAW TBD TBD 37.5 37.5 37.5 37.5 37.5 37.5 ns ACTIVE to PRECHARGE command tRAS TBD TBD 40 70,000 40 70,000 40 70,000 ns Internal READ to precharge command delay tRTP TBD TBD 7.5 7.5 7.5 ns Write recovery time tWR TBD TBD 15 15 15 ns Auto precharge write recovery + precharge time tDAL TBD TBD tWR+tRP tWR+tRP tWR+tRP ns Internal WRITE to READ command delay tWTR TBD TBD 7.5 7.5 10 ns PRECHARGE command period tRP TBD TBD 15 15 15 ns PRECHARGE ALL command period tRPA TBD TBD tRP+tCK tRP+tCK tRP+tCK ns LOAD MODE command cycle time tMRD TBD TBD 22 2 tCK CKE low to CK,CK# uncertainty tDELAY TBD TBD tIS+tCK tIH tIS+tCK tIH tIS+tCK tIH ns REFRESH to Active of Refresh to Refresh command interfal tRFC TBD TBD 105 70,000 105 70,000 105 70,000 ns Average periodic refresh interval tREFI TBD TBD 7.8 7.8 7.8 µs Exit self refresh to non-READ command tXSNR TBD TBD tRFC(MIN) +10 tRFC(MIN) +10 tRFC(MIN) +10 ns Exit self refresh to READ command tXSRD TBD TBD 200 200 200 tCK Exit self refresh timing reference tISXR TBD TBD tIS tIS tIS ps ODT turn-on delay tAOND TBD TBD 2 22222 tCK ODT turn-on tAON TBD TBD tAC(MIN) tAC(MAX) +1000 tAC(MIN) tAC(MAX) +1000 tAC(MIN) tAC(MAX) +1000 ps ODT turn-off delay tAOFD TBD TBD 2.5 2.5 2.5 2.5 2.5 2.5 tCK ODT turn-off tAOF TBD TBD tAC(MIN) tAC(MAX) +600 tAC(MIN) tAC(MAX) +600 tAC(MIN) tAC(MAX) +600 ps ODT turn-on (power-down mode) tAONPD TBD TBD tAC(MIN) +2000 2.5 x tCK+ tAC(MIN) +1000 tAC(MIN) +2000 2.5 x tCK+ tAC(MIN) +1000 tAC(MIN) +2000 2.5 x tCK+ tAC(MIN) +1000 ps ODT turn-off (power-down mode) tAOFPD TBD TBD tAC(MIN) +2000 2.5 x tCK+ tAC(MIN) +1000 tAC(MIN) +2000 2.5 x tCK+ tAC(MIN) +1000 tAC(MIN) +2000 2.5 x tCK+ tAC(MIN) +1000 ps ODT to power-down entry latency tANPD TBD TBD 33 3 tCK ODT power-down exit latency tAXPD TBD TBD 88 8 tCK Exit active power-down to READ command, MR[bit12=0] tXARD TBD TBD 22 2 tCK Exit active power-down to READ command, MR[bit12=1] tXARDS TBD TBD 7-AL 6-AL 6-AL tCK A Exit precharge power-down to any non- READ command. tXP TBD TBD 22 2 tCK CKE minimum high/low time tCKE TBD TBD 33 3 tCK * AC specification is based on SAMSUNG components. Other DRAM manufactures specification may be different. |
Similar Part No. - WV3HG264M72EER806PD4SG |
|
Similar Description - WV3HG264M72EER806PD4SG |
|
|
|
Link URL |
| Privacy Policy |
| ALLDATASHEET.NET |
| Does ALLDATASHEET help your business so far? [ DONATE ] |
About Alldatasheet | Advertisement | Contact us | Privacy Policy | Link Exchange | Manufacturer List 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 |
English ▼
English
Chinese
German
Japanese
Russian
Korean
Spanish
French
Italian
Portuguese
Polish
Vietnamese
Indian
Mexican
British
New Zealand
