參數(shù)資料
型號: XR68C92IP
廠商: EXAR CORP
元件分類: 微控制器/微處理器
英文描述: DUAL UNIVERSAL ASYNCHRONOUS RECEIVER AND TRANSMITTER
中文描述: 2 CHANNEL(S), 1M bps, SERIAL COMM CONTROLLER, PDIP40
封裝: PLASTIC, DIP-40
文件頁數(shù): 24/32頁
文件大?。?/td> 282K
代理商: XR68C92IP
XR68C92/192
24
Rev. P1.10
AC ELECTRICAL CHARACTERISTICS
T
A
=0° - 70°C (-40° - +85°C for Industrial grade packages), Vcc=3.3 - 5.0 V ± 10% unless otherwise specified.
T
1w,
T
2w
T
3w
T
AS
T
AH
T
RWS
T
RWH
T
DD
T
DS
T
DH
T
DF
T
AKL
T
AKH
T
AKT
T
CSL
T
CSH
T
9s
T
9h
T
10d
T
11d
T
R
N
Clock pulse duration
Oscillator/Clock frequency
Address Valid to -CS Low
-CS High to Address Invalid
R/-W Setup Time to -CS Low
R/-W Hold Time from -CS High
-CS Low to Data Valid (Read)
Data Valid to -CS High (Write)
-CS High to Data Invalid (Write)
-CS High to Data Hi-Z (Read)
-CS Low to -DACK Low
-CS High to -DACK High
-CS High to -DACK Hi-Z
-CS Low Pulse Width
-CS High Pulse Width
Port input setup time
Port input hold time
Delay from R/-W to output
Delay to reset interrupt from R/-W
Reset pulse width
Baud rate divisor
17
17
ns
MHz
8
24
ns
0
0
0
0
0
0
0
0
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
clks
clks
51
32
20
1
10
1
30
70
45
70
20
42
27
43
100
100
0
0
70
70
0
0
110
100
110
100
2
1
2
1
2
16
-1
2
16
-1
Symbol
Parameter
Limits
3.3
Min
Limits
5.0
Min
Units
Conditions
Max
Max
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