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參數(shù)資料
| 型號： | HYB18H1G321AF |
| 廠商： | QIMONDA |
| 英文描述： | GDDR3 Graphics RAM 1-Gbit GDDR3 Graphics RAM |
| 中文描述： | GDDR3顯卡內(nèi)存1千兆位GDDR3顯卡內(nèi)存 |
| 文件頁數(shù)： | 12/48頁 |
| 文件大?。?/td> | 1406K |
| 代理商： | HYB18H1G321AF |
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HYB18H1G321AF–10/11/14
1-Gbit GDDR3
Internet Data Sheet
Rev. 0.92, 2007-10
06122007-MW7D-3G3M
12
2.4
Function Truth Table for CKE
TABLE 5
Function Truth Table II (CKE Table)
Notes
1. CKEn is the logic step at clock edge n; CKEn-1 was the state of CKE at the previous clock edge.
2. Current state is the state of the GDDR3 Graphics RAM immediately prior to clock edge n.
3. COMMAND is the command registered at clock edge n, and ACTION is a result of COMMAND.
4. All states and sequences not shown are illegal or reserved.
5. DESEL or NOP commands should be issued on any clock edges occurring during the
t
XSR
period. A minimum of 1000 clock
cycles is required before applying any other valid command.
10) Action PRECHARGE and PRECHARGE ALL start with issuing the command and ends after
t
RP
.
11) During Action ACTIVE an ACT command on another banks is allowed considering
t
RRD
or
t
RRD_RR
. A PRE command on another bank is
allowed any time. WR, WR/A, RD and RD/A are always allowed.
12) During POWER DOWN and SELF REFRESH only the EXIT commands are allowed.
13) AUTO REFRESH starts with issuing the command and ends after
t
RFC
.
14) Actions MODE REGISTER SET, EXTENDED MODE REGISTER SET and EXTENDED MODE REGISTER 2 SET start with issuing the
command and ends after
t
MRD
.
15) Action POWER DOWN EXIT starts with issuing the command and ends after t
XPN
.
16) Action SELF REFRESH EXIT starts with issuing the command and ends after
t
XSC
.
CKE
N-1
CKE
n
CURRENT STATE
COMMAND
ACTION
L
L
Power Down
Self Refresh
Power Down
Self Refresh
All Banks Idle
Bank(s) Active
All Banks Idle
X
X
DESEL or NOP
DESEL or NOP
DESEL or NOP
DESEL or NOP
Auto Refresh
Stay in Power Down
Stay in Self Refresh
Exit Power Down
Exit Self Refresh
5
Entry Precharge Power Down
Entry Active Power Down
Entry Self Refresh
L
H
H
L
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|---|---|
| HYB18H256321BF | 256-Mbit GDDR3 Graphics RAM GDDR3 Graphics RAM |
| HYB18H256321BF-10 | 256-Mbit GDDR3 Graphics RAM GDDR3 Graphics RAM |
| HYB18H256321BF-11 | 256-Mbit GDDR3 Graphics RAM GDDR3 Graphics RAM |
| HYB18H256321BF-12 | 256-Mbit GDDR3 Graphics RAM GDDR3 Graphics RAM |
| HYB18H256321BF-14 | 256-Mbit GDDR3 Graphics RAM GDDR3 Graphics RAM |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| HYB18H1G321AF-10/11/14 | 制造商:QIMONDA 制造商全稱:QIMONDA 功能描述:GDDR3 Graphics RAM 1-Gbit GDDR3 Graphics RAM |
| HYB18H256321BF | 制造商:QIMONDA 制造商全稱:QIMONDA 功能描述:256-Mbit GDDR3 Graphics RAM GDDR3 Graphics RAM |
| HYB18H256321BF-10 | 制造商:QIMONDA 制造商全稱:QIMONDA 功能描述:256-Mbit GDDR3 Graphics RAM GDDR3 Graphics RAM |
| HYB18H256321BF-11 | 制造商:QIMONDA 制造商全稱:QIMONDA 功能描述:256-Mbit GDDR3 Graphics RAM GDDR3 Graphics RAM |
| HYB18H256321BF-11/12/14 | 制造商:QIMONDA 制造商全稱:QIMONDA 功能描述:256-Mbit GDDR3 Graphics RAM GDDR3 Graphics RAM |
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