參數(shù)資料
型號: MSM9225BGA-2K
廠商: OKI ELECTRIC INDUSTRY CO LTD
元件分類: 微控制器/微處理器
英文描述: 2 CHANNEL(S), 1M bps, LOCAL AREA NETWORK CONTROLLER, PQFP44
封裝: PLASTIC, QFP-44
文件頁數(shù): 77/95頁
文件大?。?/td> 567K
代理商: MSM9225BGA-2K
MSM9225B User’s Manual
Chapter 5
Electrical Characteristics
5 – 6
5.2.2 Separate Bus/Address Latch Mode
Read access timing
t
cyc
t
AH
t
WRDH
t
ARLDLY
t
WRDYL
t
RDLY
t
WALEH
t
HRC
CS
A7-0
AD7-0/
D7-0
PRD/SRW
PRDY/SWAIT
t
RDH
t
HRA
t
AS
PALE
don’t care
t
ARDDLY
t
RS
Note: The
PRDY signal may be output depending on the internal state of the MSM9225B.
Figure 5-3
Read Access Timing
Write access timing
t
cyc
t
AH
t
WRH
t
ARLDLY
t
WRDYL
t
WS
t
WALEH
t
HWC
CS
A7-0
AD7-0/
D7-0
PWR
PRDY/SWAIT
t
WDS
t
HWA
t
AS
PALE
t
WRL
t
WDH
don’t care
t
ARWDLY
Note: The
PRDY signal may be output depending on the internal state of the MSM9225B.
Figure 5-4
Write Access Timing
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