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COM81C17 参数 Datasheet PDF下载

COM81C17图片预览
型号: COM81C17
PDF下载: 下载PDF文件 查看货源
内容描述: 二十引脚UART ( TPUART ) [TWENTY PIN UART (TPUART)]
分类和应用:
文件页数/大小: 18 页 / 73 K
品牌: SMSC [ SMSC CORPORATION ]
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OPERATIONAL DESCRIPTION  
MAXIMUM GUARANTEED RATINGS*  
Operating Temperature Range  
Storage Temperature Range  
..........................................................................................  
Lead Temperature Range (soldering, 10 seconds)  
0oC to +70oC  
-55o to +150oC  
+325oC  
.........................................................................................  
....................................................................  
Positive Voltage on any pin  
Vcc+0.3V  
.....................................................................................................  
Negative Voltage on any pin, with respect to ground  
-0.3V  
...................................................................  
Maximum VCC  
+7V  
................................................................................................................................  
*Stresses above those listed above could cause permanent damage to the device. This is a stress  
rating only and functional operation of the device at any other condition above those indicated in the  
operation sections of this specification is not implied.  
Note: When powering this device from laboratory or system power supplies, it is important that the  
Absolute Maximum Ratings not be exceeded or device failure can result. Some power supplies exhibit  
voltage spikes on their outputs when the AC power is switched on or off. In addition, voltage  
transients on the AC power line may appear on the DC output. If this possibility exists, it is suggested  
that a clamp circuit be used.  
Table 8 - ELECTRICAL CHARACTERISTICS  
T = 0oC to +70oC, VCC = +5.0V ± 5%  
MIN TYP MAX UNITS  
PARAMETER  
LOW INPUT VOLTAGE  
HIGH INPUT VOLTAGE  
LOW OUTPUT VOLTAGE  
SYMBOL  
VIL  
COMMENTS  
0.8  
V
V
V
VIH  
2.0  
2.4  
VOL  
0.4  
IOL = 5.0ma D0 - D7  
IOL = 3.5ma  
HIGH OUTPUT VOLTAGE  
INPUT LEAKAGE CURRENT  
INPUT CAPACITANCE  
VOH  
IL  
V
IOH = 100µa  
±10  
µA  
pF  
ma  
CIN  
ICC  
10  
15  
POWER SUPPLY CURRENT  
12