參數(shù)資料
型號: IDT7015L25PF
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類: DRAM
英文描述: HIGH-SPEED 8K x 9 DUAL-PORT STATIC RAM
中文描述: 8K X 9 DUAL-PORT SRAM, 25 ns, PQFP80
封裝: TQFP-80
文件頁數(shù): 8/20頁
文件大?。?/td> 263K
代理商: IDT7015L25PF
6.12
8
IDT7015S/L
HIGH-SPEED 8K x 9 DUAL-PORT STATIC RAM
MILITARY AND COMMERCIAL TEMPERATURE RANGES
WAVEFORM OF READ CYCLES
(5)
NOTES:
1. Timing depends on which signal is asserted last,
OE
or
CE
.
2. Timing depends on which signal is de-asserted first,
CE
or
OE.
3. t
BDD
delay is required only in cases where the opposite port is completing a write operation to the same address location. For simultaneous read operations
BUSY
has no relation to valid output data.
4. Start of valid data depends on which timing becomes effective last t
AOE
, t
ACE
, t
AA
or t
BDD
.
5.
SEM
= V
IH
.
t
RC
R/
W
CE
ADDR
t
AA
t
ACE(4)
OE
2954 drw 07
(4)
t
AOE(4)
(1)
t
LZ
t
OH
(2)
t
HZ
(3, 4)
t
BDD
DATA
OUT
BUSY
OUT
VALID DATA
(4)
TIMING OF POWER-UP / POWER-DOWN
CE
2954 drw 08
t
PU
I
CC
I
SB
t
PD
50%
50%
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