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參數(shù)資料
| 型號： | TMS6648148 |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | 4 194 304 BY 4-BIT/2 097 152 BY 8-BIT/1 048 576 BY 16-BIT BY 4-BANK SYNCHRONOUS DYNAMIC RANDOM-ACCESS MEMORIES |
| 中文描述： | 4 194 304 4位/ 2 097 152 8位/ 1 048 576由16位4，銀行同步動態(tài)隨機存取記憶體 |
| 文件頁數(shù)： | 30/56頁 |
| 文件大小： | 958K |
| 代理商： | TMS6648148 |
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TMS664414, TMS664814, TMS664164
4 194 304 BY 4-BIT/2 097 152 BY 8-BIT/1 048 576 BY 16-BIT BY 4-BANK
SYNCHRONOUS DYNAMIC RANDOM-ACCESS MEMORIES
SMOS695A – APRIL 1998 – REVISED JULY 1998
30
POST OFFICE BOX 1443
HOUSTON, TEXAS 77251–1443
PARAMETER MEASUREMENT INFORMATION
CLK
CLK Is Don’t Care, But Must
Be Stable Before CKE High
CKE
Exit SLFR If tCESP
Is Satisfied
tCESP
tRC
tIS
tIH
DESL or NOOP Only
Until tRC Is Satisfied
SLFR
Command
Both Banks
Deactivated
CLK
CKE
tCESP Not
Yet Satisfied
tCESP
tRC
tIS
tIH
DESL or NOOP Only
Until tRC Is Satisfied
Exit SLFR
ACTV, MRS,
or REFR
Command
CLK Is Don’t Care, But Must
Be Stable Before CKE High
SLFR
Command
Both Banks
Deactivated
ACTV, MRS,
or REFR
Command
NOTES: A. Assume both banks are deactivated before the execution of SLFR.
B. Before/after self-refresh mode, 4K burst auto-refresh cycles are recommended to ensure that the SDRAM is fully refreshed.
Figure 19. Self-Refresh Entry/Exit
相關PDF資料 |
PDF描述 |
|---|---|
| TMS6648148A | 4 194 304 BY 4-BIT/2 097 152 BY 8-BIT/1 048 576 BY 16-BIT BY 4-BANK SYNCHRONOUS DYNAMIC RANDOM-ACCESS MEMORIES |
| TMS6641648 | 4 194 304 BY 4-BIT/2 097 152 BY 8-BIT/1 048 576 BY 16-BIT BY 4-BANK SYNCHRONOUS DYNAMIC RANDOM-ACCESS MEMORIES |
| TMS6641648A | 4 194 304 BY 4-BIT/2 097 152 BY 8-BIT/1 048 576 BY 16-BIT BY 4-BANK SYNCHRONOUS DYNAMIC RANDOM-ACCESS MEMORIES |
| TMS66441410 | 4 194 304 BY 4-BIT/2 097 152 BY 8-BIT/1 048 576 BY 16-BIT BY 4-BANK SYNCHRONOUS DYNAMIC RANDOM-ACCESS MEMORIES |
| TMS6644148 | 4 194 304 BY 4-BIT/2 097 152 BY 8-BIT/1 048 576 BY 16-BIT BY 4-BANK SYNCHRONOUS DYNAMIC RANDOM-ACCESS MEMORIES |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| TMS6648148A | 制造商:TI 制造商全稱:Texas Instruments 功能描述:4 194 304 BY 4-BIT/2 097 152 BY 8-BIT/1 048 576 BY 16-BIT BY 4-BANK SYNCHRONOUS DYNAMIC RANDOM-ACCESS MEMORIES |
| TMS664814DGE-10 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:SDRAM|4X2MX8|CMOS|TSOP|54PIN|PLASTIC |
| TMS664814DGE-8 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:SDRAM|4X2MX8|CMOS|TSOP|54PIN|PLASTIC |
| TMS664814DGE-8A | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:SDRAM|4X2MX8|CMOS|TSOP|54PIN|PLASTIC |
| TMS6708-20DJ | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x4 SRAM |
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