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LS7538 参数 Datasheet PDF下载

LS7538图片预览
型号: LS7538
PDF下载: 下载PDF文件 查看货源
内容描述: 具有自动增益控制触摸控制步骤调光灯开关( AGC ) [TOUCH CONTROL STEP DIMMER LIGHT SWITCH WITH AUTOMATIC GAIN CONTROL (AGC)]
分类和应用: 开关光电二极管计算机
文件页数/大小: 4 页 / 30 K
品牌: LSI [ LSI COMPUTER SYSTEMS ]
 浏览型号LS7538的Datasheet PDF文件第1页浏览型号LS7538的Datasheet PDF文件第2页浏览型号LS7538的Datasheet PDF文件第4页  
ELECTRICAL CHARACTERISTICS:  
( All voltages referenced to Vss. TA = +25˚C unless otherwise specified.)  
PARAMETER  
Supply Voltage  
Supply Current  
SYMBOL  
VDD  
MIN  
+6  
-
TYP  
-
-
MAX  
+9.5  
1.5  
UNIT  
V
mA  
CONDITIONS  
-
Output off,  
VDD = +8.0V  
IDD  
TRIG Sink Current  
Vo = VDD - V  
IO  
IO  
-50  
-
-
-
-
mA  
mA  
VDD = +8.0V  
VDD = +8.0V  
TRIG Source Current  
+0.1  
Vo = VDD - 0.2V  
TRIG Pulse Width  
TW  
-
-
-
90  
110  
-
-
µs  
µs  
RC = 300kW, 60Hz  
RC = 360kW, 50Hz  
TRIG Pulse Delay  
(Medium Brightness)  
Td  
-
-
4.0  
4.8  
-
-
ms  
ms  
Rc = 300kW, 60Hz  
Rc = 360kW, 50Hz  
CLOCK Resistor  
RC  
-
-
-
300  
360  
-
-
kW  
kW  
60Hz  
50Hz  
CONTROL Resistor  
-
-
-
-
10  
1
-
-
MW  
µF  
-
-
Capacitor  
Touch Plate Capacitance  
CL  
-
-
600  
pF  
-
6
MODE  
SYNC  
ZERO-CROSS  
DETECTOR  
2
OUTPUT  
DRIVER  
8
TRIG  
CLOCK  
OSCILLATOR  
COUNTER  
1
4
DECODER  
AGC CIRCUIT  
STEPPER  
TOUCH  
5
CONTROL  
FIGURE 3  
LS7538/LS7539 BLOCK DIAGRAM  
3
7
+V  
-V  
VDD  
VSS  
7538/39-041197-3