參數(shù)資料
型號: XR88C681CJ
廠商: EXAR CORP
元件分類: 微控制器/微處理器
英文描述: CMOS DUAL CHANNEL UART (DUART)
中文描述: 2 CHANNEL(S), 1M bps, SERIAL COMM CONTROLLER, PQCC44
封裝: PLASTIC, LCC-44
文件頁數(shù): 60/99頁
文件大?。?/td> 1913K
代理商: XR88C681CJ
XR88C681
/
2!&'' ,1( #,1$#,<(%
&&(- 8I%E (%
( (%
1 B(
/
(% % ( %'(+&
%( $ '( +
+ ( (% #,1 $ #,<" %'(& $$((&"
(% %
$
%
% ( %(- 5 %(-% 8'" (%
$((%(&/ + (% %(- +" ( +
(% %
((- %' +
( $($
Please note that if the user were to apply this example,
he/she would be responsible for ensuring that the
incoming serial data stream is synchronous with the 1
MHz (1X) clock signal; in order to minimize bit errors
D.7 Explanation of Clock Timing Signals
% + (% %'( (% !(
%'(+('( ((- *'3 % #
%"(%%M'% %' +'%($
'+%( & % %%
5==/=
%'(+('(% (
C 292#9 82##D
%%
+(-
Symbol
Parameter
Min.
Typ.
Max.
Units
9:
5.9: 2! 8(- 9 (
%
+
9:
5.9: &% 2! E'&
1/=/<
<
8I
.( 2! '3 8(- 9
( #, #
%
+
.( 2! '3 E'& #,
#
<
8I
5
5 $ 5 2! 8(- 9 (
( #," #,1" #,< $ #,6
%
+
5
5 $ 5 2! E'& ( #,"
#,1" #,<" $ #,6
+
5
+
5
/5
5
/5
5
8I
8I
Table 20. Clock Timing (
Figure 13
)
7" (% !( + ' + % %
t
CLK
- X1/CLK (External) High or Low Time
&% $&(' -(' - ' +
(% '('(&
$$ ( $ %
& (% M% '% ((
+ ( %(- ($ - 5.9:
( % %($ (- $ %%
f
CLK
- X1/CLK Crystal High or Low Time
+" ((%
9: $ +9:
$(' ( +'(
(%
(%%(
%'( ($ 9 ( %(- +" %
' & & $ < 8I (% (
%'(+(%
- + +E'(%
5.9: (" ( ( '&%
t
CTC
- Counter/Timer External Clock High or Low
Time - IP2 Input
(% '% (( + (
%(-" (- ($ #, (" + % &
.(" ' %($
(- $ %%
Please note that this limit has no relationship with the
parameter tRTX, which is another spec associated with
the IP2 input.
f
CTC
- Counter/Timer External Clock Frequency -
IP2 Input
(%
'%
(( +
(
+E'& (- ($
#, (" + % &
.(
%' %('& %%
%(-
( +E'&
< 8I ' ($
#,
(" $ %( & $$ & .(
(%%'(% $ 5"('%
相關(guān)PDF資料
PDF描述
XR88C681J CMOS DUAL CHANNEL UART (DUART)
XR88C92CJ DUAL UNIVERSAL ASYNCHRONOUS RECEIVER AND TRANSMITTER
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XR88C92CV DUAL UNIVERSAL ASYNCHRONOUS RECEIVER AND TRANSMITTER
XR88C92IJ DUAL UNIVERSAL ASYNCHRONOUS RECEIVER AND TRANSMITTER
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參數(shù)描述
XR88C681CJ44 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Telecommunication IC
XR88C681CJ-F 功能描述:UART 接口集成電路 0.5V-2V UART temp 0C to 70C RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 數(shù)據(jù)速率:3 Mbps 電源電壓-最大:3.6 V 電源電壓-最小:2.7 V 電源電流:20 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:LQFP-48 封裝:Reel
XR88C681CJTR-F 功能描述:UART 接口集成電路 Dual Channel UART RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 數(shù)據(jù)速率:3 Mbps 電源電壓-最大:3.6 V 電源電壓-最小:2.7 V 電源電流:20 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:LQFP-48 封裝:Reel
XR88C681CN/40 制造商:EXAR 制造商全稱:EXAR 功能描述:CMOS DUAL CHANNEL UART (DUART)
XR88C681CP/28 制造商:EXAR 制造商全稱:EXAR 功能描述:CMOS DUAL CHANNEL UART (DUART)