參數(shù)資料
型號: AM49PDL129BH85IT
廠商: SPANSION LLC
元件分類: 存儲器
英文描述: 128 Megabit (8 M x 16-Bit) CMOS 3.0 Volt-only, Simultaneous Operation Flash Memory and 32 Mbit (2 M x 16-Bit) CMOS
中文描述: SPECIALTY MEMORY CIRCUIT, PBGA73
封裝: 8 X 11.60 MM, FBGA-73
文件頁數(shù): 81/86頁
文件大?。?/td> 588K
代理商: AM49PDL129BH85IT
December 16, 2003
Am49PDL127BH/Am49PDL129BH
79
A D V A N C E I N F O R M A T I O N
pSRAM AC CHARACTERISTICS
Notes:
1. If the device is using the I/Os to output data, input signals of reverse polarity must not be applied.
2. If OE# is high during the write cycle, the outputs will remain at high impedance.
Figure 31.
Pseudo SRAM Write Cycle—
UB#s and LB#s Control
t
WC
Valid Data In
Addresses
A20 to A0
WE#
CE#1
CE2
UB#, LB#
D
IN
DQ15 to DQ0
D
OUT
DQ15 to DQ0
t
DS
t
WR
t
WP
t
CW
High-Z
High-Z
t
CH
t
DH
t
AS
t
BW
t
BE
t
COE
t
ODW
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