參數(shù)資料
型號(hào): AM54BDS128AGT89IT
廠商: ADVANCED MICRO DEVICES INC
元件分類: 存儲(chǔ)器
英文描述: SPECIALTY MEMORY CIRCUIT, PBGA93
封裝: 10 X 10 MM, 0.80 PITCH, FBGA-93
文件頁(yè)數(shù): 60/71頁(yè)
文件大?。?/td> 1031K
代理商: AM54BDS128AGT89IT
63
Am54BDS128AG
July 23, 2002
ADV ANCE
I N FO RMAT I O N
SRAM AC CHARACTERISTICS
Read Cycle
Note:
CE1#s = OE# = V
IL, CE2s = WE# = VIH, UB#s and/or LB#s = VIL
Figure 34.
SRAM Read Cycle—Address Controlled
Parameter
Symbol
Description
78, 79 88, 89
Unit
t
RC
Read Cycle Time
Min
70
85
ns
t
AA
Address Access Time
Max
70
85
ns
t
CO1, tCO2
Chip Enable to Output
Max
70
85
ns
t
OE
Output Enable Access Time
Max
35
40
ns
t
BA
LB#s, UB#s to Access Time
Max
70
85
ns
t
LZ1, tLZ2
Chip Enable (CE1#s Low and CE2s High) to Low-Z Output
Min
10
ns
t
BLZ
UB#, LB# Enable to Low-Z Output
Min
10
ns
t
OLZ
Output Enable to Low-Z Output
Min
5
ns
t
HZ1, tHZ2
Chip Disable to High-Z Output
Max
25
ns
t
BHZ
UB#s, LB#s Disable to High-Z Output
Max
25
ns
t
OHZ
Output Disable to High-Z Output
Max
25
ns
t
OH
Output Data Hold from Address Change
Min
10
ns
ddress
ata Out
Previous Data Valid
Data Valid
tAA
tRC
tOH
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