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參數(shù)資料
| 型號： | IA16450-PDW40I |
| 廠商： | Innovasic Semiconductor |
| 英文描述： | Universal Asynchronous Receiver/Transmitter |
| 中文描述： | 通用異步接收器/發(fā)送器 |
| 文件頁數(shù)： | 7/10頁 |
| 文件大?。?/td> | 97K |
| 代理商： | IA16450-PDW40I |
Page 7 of 10
I
A16450
Universal Asynchronous Receiver/Transmitter
Preliminary Data Sheet
AC Electrical Characteristics
Table 3
Copyright
1999, InnovASIC Inc.
Customer SpecficIC Soutions
Symbol
t
ADS
t
AH
t
AR
t
AS
t
AW
t
CH
t
CS
t
CSC
t
CSR
t
CSW
t
DH
t
DS
t
HZ
t
RA
t
RC
t
RCS
t
RD
t
RDD
t
RVD
t
WA
t
WC
t
WCS
t
WR
RC
Min
Max
25
0
20
25
20
0
25
33
20
20
10
20
0
25
0
36
0
60
20
31
0
36
0
60
115
WC
115
Parameter
Address Strobe Width
Address Hold Time
RD, RD_n Delay from Address (Note 1)
Address Setup Time
WR, WR_n Delay from Address (Note 1)
Chip Select Hold Time
Chip Select Setup Time
Chip Select Output Delay from Select (Note 1)
RD, RD_n Delay fron Select (Note 1)
WR, WR_n Delay fron Select (Note 1)
Data Hold Time
Data Setup Time
RD, RD_n to Floating Data Delay
Address Hold Time from RD, RD_n (Note 1)
Read Cycle Delay
Chip Select Hold Time from RD, RD_n (Note 1)
RD, RD_n Strobe Width
RD, RD_n to Driver Disable Delay
Delay from RD, RD_n to Data
Address Hold Time from WR, WR_n
Write Cycle Delay
Chip Select Hold Time from WR, WR_n (Note 1)
WR, WR_n Strobe Width
Read Cycle = t
AR
+ t
RD
+ t
RC
Write Cycle = t
AW
+ t
WR
+t
WC
Note 1:
Applicable only when ADS_n is tied low.
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