 |
Electronic Components Datasheet Search |
|
|
Electronic Components Datasheet Search |
|
TM4EP72CPN Datasheet(PDF) 13 Page - Texas Instruments |
|
|
|||||||||||||||||||||||||||||
TM4EP72CPN Datasheet(HTML) 13 Page - Texas Instruments |
|
|
13 / 22 page  TM4EP64BJN, TM4EP64BPN, TM4EP64CJN, TM4EP64CPN 4194304 BY 64-BIT TM4EP72BJN, TM4EP72BPN, TM4EP72CJN, TM4EP72CPN 4194304 BY 72-BIT EXTENDED-DATA-OUT DYNAMIC RAM MODULES SMMS682A – AUGUST 1997– REVISED MARCH 1998 13 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77251–1443 ac timing requirements (see Note 3) ’4EP64xxN-50 ’4EP72xxN-50 ’4EP64xxN-60 ’4EP72xxN-60 ’4EP64xxN-70 ’4EP72xxN-70 UNIT MIN MAX MIN MAX MIN MAX tRC Cycle time, random read or write 84 104 124 ns tRWC Cycle time, read-write 111 135 160 ns tRASP Pulse duration, RASx active, fast-page mode (see Note 6) 50 100 000 60 100 000 70 100 000 ns tRAS Pulse duration, RASx active, non-page mode (see Note 6) 50 10 000 60 10 000 70 10 000 ns tRP Pulse duration, RASx precharge 30 40 50 ns tWP Pulse duration, write command 8 10 10 ns tASC Setup time, column address 0 0 0 ns tASR Setup time, row address 0 0 0 ns tDS Setup time, data in (see Note 7) 0 0 0 ns tRCS Setup time, read command 0 0 0 ns tCWL Setup time, write command before CASx precharge 8 10 12 ns tRWL Setup time, write command before RASx precharge 8 10 12 ns tWCS Setup time, write command before CASx active (early-write only) 0 0 0 ns tWRP Setup time, WEx high before RASx low (CBR refresh only) 10 10 10 ns tWTS Setup time, WEx low before RASx low (test mode only) 10 10 10 ns tCSR Setup time, CASx referenced to RASx ( CBR refresh only ) 5 5 5 ns tCAH Hold time, column address 8 10 12 ns tDH Hold time, data in (see Note 7) 8 10 12 ns tRAH Hold time, row address 8 10 10 ns tRCH Hold time, read command referenced to CASx (see Note 8) 0 0 0 ns tRRH Hold time, read command referenced to RASx (see Note 8) 0 0 0 ns tWCH Hold time, write command during CASx active ( early-write only ) 8 10 12 ns tROH Hold time, RASx referenced to OEx 10 10 10 ns tWRH Hold time, WEx high after RASx low (CBR refresh) 10 10 10 ns tWTH Hold time, WEx low after RASx low (test mode only) 10 10 10 ns tCHR Hold time, CASx referenced to RASx ( CBR refresh only ) 10 10 10 ns tOEH Hold time, OEx command 13 15 18 ns tCHS Hold time, CASx referenced to RASx ( self-refresh only) – 50 – 50 – 50 ns tRHCP Hold time, RASx active from CASx precharge 28 35 40 ns tAWD Delay time, column address to write command ( read-write only ) 42 49 57 ns tCPW Delay time, WEx low after CASx precharge (read-write only) 45 54 62 ns tCRP Delay time, CASx precharge to RASx 5 5 5 ns tCWD Delay time, CASx to write command ( read-write only ) 30 34 40 ns tOED Delay time, OEx to data in 13 15 18 ns tRAD Delay time, RASx to column address (see Note 9) 10 25 12 30 12 35 ns tRAL Delay time, column address to RASx precharge 25 30 35 ns tCAL Delay time, column address to CASx precharge 18 20 25 ns NOTES: 3. With ac parameters, it is assumed that tT = 2 ns. 6. In a read-write cycle, tRWD and tRWL must be observed. 7. Referenced to the later of CASx or WEx in write operations 8. Either tRCH or tRRH must be satisfied for a read cycle. 9. The maximum value is specified only to ensure access time. |
|
|
Link URL |
| Does ALLDATASHEET help your business so far? [ DONATE ] |
About Alldatasheet | Advertisement | Contact us | Privacy Policy | Link to Datasheet | 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
