參數(shù)資料
型號(hào): NS32FX100VF
廠商: National Semiconductor Corporation
英文描述: System Controller
中文描述: 系統(tǒng)控制器
文件頁(yè)數(shù): 76/94頁(yè)
文件大?。?/td> 955K
代理商: NS32FX100VF
4.0 Device Specifications
(Continued)
4.6.2 Timing Tables
(Continued)
4.6.2.2 Input Signal Requirements
Symbol
Figure
Description
Reference/
Condition
NS32FX200-15
NS32FX200-20
NS32FX200-25
Units
Min
Max
Min
Max
Min
Max
t
CTp
4-8
CTTL Clock
Period
R.E. CTTL to
Next R.E. CTTL
66
544
50
544
40
544
ns
t
CTh
4-8
CTTL High
Time
At 2.0V
(Both Edges)
t
CTp/2
b
6 ns
t
CTp/2
b
5 ns
t
CTp/2
b
5 ns
t
CTl
4-8
CTTL Low
Time
At 0.8V
(Both Edges)
t
CTp/2
b
6 ns
t
CTp/2
b
5 ns
t
CTp/2
b
4 ns
t
CTr
4-8
CTTL Rise
Time (Note 1)
0.8V to 2.0V
on R.E., CTTL
6
5
4
ns
t
CTf
4-8
CTTL Fall
Time (Note 1)
2.0V to 0.8V
on F.E., CTTL
6
5
4
ns
t
XFp
4-8
FOSCI Clock
Period
R.E. FOSCI to
Next R.E. FOSCI
33
34
25
34
20
34
ns
t
XFh
4-8
FOSCI High
Time
At 3.8V
(Both Edges)
t
XFp/2
b
5 ns
t
XFp/2
b
4 ns
t
XFp/2
b
3 ns
t
XFl
4-8
FOSCI Low
Time
At 1.0V
(Both Edges)
t
XFp/2
b
5 ns
t
XFp/2
b
4 ns
t
XFp/2
b
3 ns
t
XSp
4-8
SOSCI Clock
Period (Note 2)
R.E. SOSCI to
Next R.E. SOSCI
32.768 kHz or 455 kHz
t
XSh
4-8
SOSCI High
Time
At 3.8V
(Both Edges)
t
XSp/2
b
5 ns
t
XSp/2
b
4 ns
t
XSp/2
b
3 ns
t
XSl
4-8
SOSCI Low
Time
At 1.0V
(Both Edges)
t
XSp/2
b
5 ns
t
XSp/2
b
4 ns
t
XSp/2
b
3 ns
t
CTCd
4-8
CCLK to CTTL
Delay
3.8V on R.E.,
CTTL to R.E.,
CCLK
35
35
30
ns
t
ALs
4-9
AD0–AD15 Setup
Before R.E.,
CTTL T2
51
36
27
ns
t
ALh
4-9
AD0–AD15 Hold
After R.E.,
CTTL T2
0
0
0
ns
t
AHs
4-9
A16–A23 Setup
Before R.E.,
CTTL T2
51
36
27
ns
t
AHh
4-9
A16–A23 Hold
After R.E.,
CTTL next T1/i
0
0
0
ns
t
RSTw
4-22
RST Pulse
Width
At 0.8V (both
edges), PFAIL
e
1
25
25
25
ms
Note 1:
Due to tester conditions, this parameter is not 100% tested.
Note 2:
Tested at 32.00 kHz only.
76
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