參數(shù)資料
型號(hào)： NSAM266SAA
廠商： National Semiconductor Corporation
元件分類： FLASH
英文描述： 4 Mbit Uniform Sector, Serial Flash Memory
中文描述： 4兆位統(tǒng)一部門，串行閃存
文件頁(yè)數(shù)： 15/52頁(yè)
文件大?。?/td> 571K
代理商： NSAM266SAA
1.0 Hardware
(Continued)
1.4.4 Synchronous Timing Tables
In this section, R.E. means Rising Edge and F.E. means Falling Edge.
OUTPUT SIGNALS
Symbol
Figure
Description
Reference Conditions
Min (ns)
Max (ns)
t
Ah
1-17
Address Hold
After R.E. CTTL
0.0
t
Av
1-17
Address Valid
After R.E. CTTL, T1
12.0
t
CCLKa
1-15
CCLK Active
After R.E. CTTL
12.0
t
CCLKh
1-15
CCLK Hold
After R.E. CTTL
0.0
t
CCLKia
1-15
CCLK Inactive
After R.E. CTTL
12.0
t
CDOh
1-15
CDOUT Hold
After R.E. CTTL
0.0
t
CDOv
1-15
CDOUT Valid
After R.E. CTTL
12.0
t
CTp
1-22
CTTL Clock Period (Note A)
R.E. CTTL to next R.E. CTTL
48.8
50,000
t
EMCSa
1-17
EMCS Active
After R.E. CTTL, T2W1
12.0
t
EMCSh
1-17
EMCS Hold
After R.E. CTTL
0.0
t
EMCSia
1-17
EMCS Inactive
After R.E. CTTL, T3
12.0
t
FSa
1-15
CFS0 Active
After R.E. CTTL
25.0
t
FSh
1-15
CFS0 Hold
After R.E. CTTL
0.0
t
FSia
1-15
CFS0 Inactive
After R.E. CTTL
25.0
t
MMCLKa
1-20
Master MICROWIRE Clock Active
After R.E. CTTL
12.0
t
MMCLKh
1-20
Master MICROWIRE Clock Hold
After R.E. CTTL
0.0
t
MMCLKia
1-20
Master MICROWIRE Clock Inactive
After R.E. CTTL
12.0
t
MMDOh
1-20
Master MICROWIRE Data Out Hold
After R.E. CTTL
0.0
t
MMDOv
1-20
Master MICROWIRE Data Out Valid
After R.E. CTTL
12.0
t
MWDOf
1-18
MICROWIRE Data Float (Note B)
After R.E. MWCS
70.0
t
MWDOh
1-18
MICROWIRE Data Out Hold (Note B)
After F.E. MWCK
0.0
t
MWDOnf
1-18
MICROWIRE Data No Float (Note B)
After F.E. MWCS
0.0
70.0
t
MWDOv
1-18
MICROWIRE Data Out Valid (Note B)
After F.E. MWCK
70.0
t
MWITOp
1-19
MWDIN to MWDOUT
Propagation Time
70.0
t
MWRDYa
1-18
MWRDY Active
After R.E. of CTTL
0.0
35.0
t
MWRDYia
1-18
MWRDY Inactive
After F.E. MWCLK
0.0
70.0
t
PABCh
1-21
PB and MWRQST
After R.E. CTTL
0.0
t
PABCv
1-21
PB and MWRQST
After R.E. CTTL, T2W1
12.0
Note A:
In normal operation mode t
CTp
must be 48.8 ns; in power-down mode, t
CTp
must be 50,000 ns.
Note B:
Guaranteed by design, but not fully tested.
http://www.national.com
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