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參數(shù)資料
| 型號： | HM5264805D |
| 廠商： | Hitachi,Ltd. |
| 英文描述： | 64M LVTTL interface SDRAM(64M LVTTL接口同步DRAM) |
| 中文描述： | 6400 LVTTL接口的SDRAM（6400 LVTTL接口同步的DRAM） |
| 文件頁數(shù)： | 16/67頁 |
| 文件大?。?/td> | 615K |
| 代理商： | HM5264805D |
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HM5264165D-A60, HM5264805D-A60, HM5264405D-A60
16
Current state
CS
RAS
CAS
WE
Address
Command
Operation
Write
H
×
×
×
×
×
×
DESL
Continue burst to end
L
H
H
H
NOP
Continue burst to end
L
H
H
L
BST
Burst stop on full page
L
H
L
H
BA, CA, A10 READ/READ A
Term burst and New read
L
H
L
L
BA, CA, A10 WRIT/WRIT A
Term burst and New write
L
L
H
H
BA, RA
ACTV
Other bank active
ILLEGAL on same bank*
3
L
L
H
L
BA, A10
PRE, PALL
Term burst write and
Precharge*
2
L
L
L
H
×
REF, SELF
ILLEGAL
L
L
L
L
MODE
MRS
ILLEGAL
Write with auto-
precharge
H
×
×
×
×
DESL
Continue burst to end and
precharge
L
H
H
H
×
NOP
Continue burst to end and
precharge
L
H
H
L
×
BST
ILLEGAL
L
H
L
H
BA, CA, A10 READ/READ A
ILLEGAL*
4
L
H
L
L
BA, CA, A10 WRIT/WRIT A
ILLEGAL*
4
L
L
H
H
BA, RA
ACTV
Other bank active
ILLEGAL on same bank*
3
L
L
H
L
BA, A10
PRE, PALL
ILLEGAL*
4
L
L
L
H
×
REF, SELF
ILLEGAL
L
L
L
L
MODE
MRS
ILLEGAL
Refresh (auto-
refresh)
H
×
×
×
×
DESL
Enter IDLE after t
RC
L
H
H
H
×
×
NOP
Enter IDLE after t
RC
Enter IDLE after t
RC
ILLEGAL*
5
L
H
H
L
BST
L
H
L
H
BA, CA, A10 READ/READ A
L
H
L
L
BA, CA, A10 WRIT/WRIT A
ILLEGAL*
5
L
L
H
H
BA, RA
ACTV
ILLEGAL*
5
L
L
H
L
BA, A10
PRE, PALL
ILLEGAL*
5
L
L
L
H
×
REF, SELF
ILLEGAL
L
L
L
L
MODE
MRS
ILLEGAL
Notes: 1. H: V
IH
. L: V
IL
.
×
: V
IH
or V
IL
. The other combinations are inhibit.
2. An interval of t
DPL
is required between the final valid data input and the precharge command.
3. If t
RRD
is not satisfied, this operation is illegal.
4. Illegal for same bank, except for another bank.
5. Illegal for all banks.
6. NOP for same bank, except for another bank.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| HM5264405F | 64M LVTTL interface SDRAM(64M LVTTL接口同步DRAM) |
| HM5264805F-75 | Circular Connector; MIL SPEC:MIL-C-26482, Series I, Solder; Body Material:Aluminum; Series:PT06; No. of Contacts:36; Connector Shell Size:22; Connecting Termination:Solder; Circular Shell Style:Straight Plug; Body Style:Straight |
| HM5264805F-A60 | Circular Connector; MIL SPEC:MIL-C-26482, Series I, Solder; Body Material:Aluminum; Series:PT06; No. of Contacts:36; Connector Shell Size:22; Connecting Termination:Solder; Circular Shell Style:Straight Plug; Body Style:Straight |
| HM5264805F-B60 | Circular Connector; MIL SPEC:MIL-C-26482, Series I, Solder; Body Material:Aluminum; Series:PT06; Number of Contacts:36; Connector Shell Size:22; Connecting Termination:Solder; Circular Shell Style:Straight Plug; Body Style:Straight |
| HM5264165A60 | 64M LVTTL interface SDRAM 133 MHz/100 MHz |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| HM5264805DLTT-80 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x8 SDRAM |
| HM5264805DLTT-B60 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x8 SDRAM |
| HM5264805DTT-80 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x8 SDRAM |
| HM5264805DTT-B60 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x8 SDRAM |
| HM5264805F | 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:64M LVTTL interface SDRAM 133 MHz/100 MHz |
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