參數(shù)資料
型號: AM49BDS640AHE9I
廠商: SPANSION LLC
元件分類: 存儲器
英文描述: Stacked Multichip Package (MCP), Flash Memory and pSRAM CMOS 1.8 Volt-only Simultaneous Read/Write
中文描述: SPECIALTY MEMORY CIRCUIT, PBGA89
封裝: 10 X 8 MM, FBGA-89
文件頁數(shù): 80/84頁
文件大?。?/td> 763K
代理商: AM49BDS640AHE9I
78
Am49BDS640AH
December 5, 2003
A D V A N C E I N F O R M A T I O N
PSRAM AC CHARACTERISTICS
Figure 47.
Timing of Read Cycle (CE1#s = OE# = V
IL
, WE# = CE2 = V
IH
)
Figure 48.
Timing Waveform of Read Cycle (WE# = V
IH
)
Address
Data Out
t
RC
t
AA
t
OH
Data Valid
Previous Data Valid
t
SK
Address
LB#, UB#
OE#
Data Valid
t
RC
t
AA
t
CO
t
HZ
t
OHZ
t
LBHZ,
t
UBHZ
t
OLZ
t
OE
t
LZ
High-Z
Data Out
t
LB,
t
UB
t
LBLZ,
t
UBLZ
CE1#s
CE2s
t
SK
t
CP
t
CP
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