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參數(shù)資料
| 型號： | UT7C139 |
| 廠商： | Aeroflex Inc. |
| 英文描述： | 4Kx8/9 Radiation-Hardened Dual-Port Static RAM with Busy Flag |
| 中文描述： | 4Kx8 / 9輻射加固雙端口靜態(tài)存儲器的忙標(biāo)志 |
| 文件頁數(shù)： | 8/21頁 |
| 文件大?。?/td> | 373K |
| 代理商： | UT7C139 |
8
Figure 3b. Read Cycle 2
CE
OE
Data Out
t
LZCE
t
LZOE
t
DOE
t
ACE
t
HZOE
t
HZCE
Figure 3c. Read Timing with Port-to-Port Delay
Address
R/W
R
Data
INR
Address
L
DATA
OUTL
t
WC
MATCH
t
PWE
t
SD
VALID
t
HD
MATCH
VALID
t
DDD
t
WDD
Assumptions:
1. Address valid prior to or coincident with CE transition LOW
2. R/W is HIGH for read cycle
Assumptions:
1. BUSY = HIGH for the writing port
2. CE
L
= CE
R
= LOW
Address
Data Out
Figure 3a. Read Cycle 1
t
RC
t
OHA
t
AA
Data Valid
Assumptions:
1.R/W is HIGH for read cycle
2.Device is continuously selected CE=LOW and OE=LOW
Previous Data Valid
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相關(guān)代理商/技術(shù)參數(shù) |
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| UT7C139C45GCA | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:SRAM|4KX9|CMOS| RAD HARD|PGA|68PIN|CERAMIC |
| UT7C139C45GCC | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:SRAM|4KX9|CMOS| RAD HARD|PGA|68PIN|CERAMIC |
| UT7C139C45GCX | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:SRAM|4KX9|CMOS| RAD HARD|PGA|68PIN|CERAMIC |
| UT7C139C45GPA | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x9 Dual-Port SRAM |
| UT7C139C45GPC | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x9 Dual-Port SRAM |
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