參數(shù)資料
型號(hào): SC68C562
廠(chǎng)商: NXP Semiconductors N.V.
英文描述: CMOS dual universal serial communications controller (CDUSCC)(CMOS 雙通用串行通信控制器(CDUSCC))
中文描述: CMOS雙通用串行通信控制器(CDUSCC)(的CMOS雙通用串行通信控制器(CDUSCC))
文件頁(yè)數(shù): 10/26頁(yè)
文件大?。?/td> 163K
代理商: SC68C562
Philips Semiconductors
Product specification
SC68C562
CMOS Dual universal serial communications controller
(CDUSCC)
1998 Sep 04
10
A1–A6
R/WN
CSN
D0–D7
DTACKN
12
t
ADVCSL
t
CSLADI
t
CSLWDV
t
CSLDAL
t
CSHRWH
t
DALCSH
t
CSLCSH
t
CSHCSL
t
CSHWDI
t
DALWDI
t
CSHDAH
t
CSHDAZ
t
RWLCSL
SD00255
Figure 3. Write Cycle Bus Timing
LIMITS
SYMBOL
PARAMETER
INDUSTRIAL SC68C562
Min
10
60
0
0
50
0
0
1
f
CL
COMMERCIAL SC68C562
Min
5
50
0
0
30
0
0
1
f
CL
UNIT
Max
Max
t
ADVCSL
t
CSLADI
t
RWLCSL
t
CSHRWH
t
CSHCSL
t
DALCSH
t
DALWDI
A0-A6 valid to CSN low
CSN low to A0-A6 invalid
RWN low to CSN low
CSN high to RWN high
CSN high to CSN low
8
DTACKN low to CSN high
9
DTACKN low to write data invalid
9
ns
ns
ns
ns
ns
ns
ns
t
CSLDAL13
CSN low to DTACKN low
9
30
140
1.5
f
CL
40
130
1.5
f
CL
ns
t
CSHDAH
t
CSHDAZ
t
CSLCSH
t
CSLWDV
t
CSHWDI
CSN high to DTACKN high
CSN high to DTACKN high impedance
CSN low to CSN high
CSN low to write data valid
CSN high to write data invalid
60
90
60
90
ns
ns
ns
ns
ns
150
30
10
130
35
5
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