參數(shù)資料
型號(hào): MSM9225BGA-2K
廠商: OKI ELECTRIC INDUSTRY CO LTD
元件分類(lèi): 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(yè)數(shù): 74/95頁(yè)
文件大?。?/td> 567K
代理商: MSM9225BGA-2K
MSM9225B User’s Manual
Chapter 5
Electrical Characteristics
5 – 3
5.1.6 AC Characteristics
Parallel mode
(VDD = 4.5 to 5.5 V, Ta = –40 to +125°C, fOSC = 16 MHz)
Parameter
Symbol
Condition
Min.
Max.
Unit
ALE Address Setup Time
tAS
10
ns
ALE Address Hold Time
tAH
10
ns
PRD Output Data Delay Time
tRDLY
60
*
1
ns
PRD Output Data Hold Time
tRDH
5
ns
ALE “H” Level Width
tWALEH
16.5
ns
When
PRDY is not
generated
4T
ns
Max Access
Cycle
When
PRDY is
generated
tcyc
7T
ns
Address Hold Time from
PRD
tRAH
0
ns
ALE Delay Time from
PRD
tHRA
27
ns
PRD “H” Level Width
tWRDH
27
ns
PRDY “L” Delay Time
tARLDLY
35
ns
PRDY “L” Level Width
tWRDYL
0
2.5T
ns
Data Output Delay Time from
PRDY
tARDDLY
35
ns
PWR Hold Time from PRDY
tARWDLY
10
ns
Input Data Setup Time
tWDS
30
ns
Input Data Hold Time
tWDH
4
ns
PRD Delay Time
tRS
10
ns
PWR Delay Time
tWS
10
ns
Address Hold Time from
PWR
tWAH
10
ns
ALE Delay Time from
PWR
tHWA
27
ns
PWR “H” Level Width
tWRH
40
ns
PWR “L” Level Width
tWRL
20
*
1
ns
CS Delay Time from PRD
tHRC
0
ns
CS Delay Time from PWR
tHWC
0
ns
T = 1/fOSC
The values with *1 indicate those when
PRDY is not generated.
The values with *1 when
PRDY is generated are defined by “Data Output Delay Time from PRDY” t
ARDDLY and “PWR
Hold Time from
PRDY” t
ARWDLY.
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