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AY0438-I/P011 PDF预览

AY0438-I/P011

更新时间: 2024-01-14 21:09:12
品牌 Logo 应用领域
美国微芯 - MICROCHIP 驱动光电二极管接口集成电路
页数 文件大小 规格书
11页 148K
描述
LIQUID CRYSTAL DISPLAY DRIVER, PDIP40, PLASTIC, DIP-40

AY0438-I/P011 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Active零件包装代码:DIP
包装说明:DIP,针数:40
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.58
数据输入模式:SERIAL显示模式:SEGMENT
接口集成电路类型:LIQUID CRYSTAL DISPLAY DRIVERJESD-30 代码:R-PDIP-T40
JESD-609代码:e3复用显示功能:NO
位数/字符:4-DIGIT功能数量:1
区段数:32端子数量:40
最高工作温度:85 °C最低工作温度:-40 °C
封装主体材料:PLASTIC/EPOXY封装代码:DIP
封装形状:RECTANGULAR封装形式:IN-LINE
峰值回流温度(摄氏度):NOT SPECIFIED认证状态:Not Qualified
最大供电电压:8.5 V最小供电电压:3 V
标称供电电压:5 V表面贴装:NO
技术:CMOS温度等级:INDUSTRIAL
端子面层:Matte Tin (Sn)端子形式:THROUGH-HOLE
端子位置:DUAL处于峰值回流温度下的最长时间:NOT SPECIFIED
最小 fmax:1.5 MHzBase Number Matches:1

AY0438-I/P011 数据手册

 浏览型号AY0438-I/P011的Datasheet PDF文件第1页浏览型号AY0438-I/P011的Datasheet PDF文件第2页浏览型号AY0438-I/P011的Datasheet PDF文件第4页浏览型号AY0438-I/P011的Datasheet PDF文件第5页浏览型号AY0438-I/P011的Datasheet PDF文件第6页浏览型号AY0438-I/P011的Datasheet PDF文件第7页 
AY0438  
1.3  
LCDφ  
FIGURE 5: OSCILLATOR FREQUENCY  
GRAPH (TYPICAL @ 25°C)  
LCDφ can be driven by an external signal or by con-  
necting a capacitor between LCDφ and ground (GND),  
which will enable the on-chip oscillator required to gen-  
erate the backplane output voltage. Figure 5 shows the  
relationship between capacitance value and output fre-  
quency. Leaving the LCDφ input unconnected is not  
recommended. When driven by an external clock, the  
backplane output is in phase with the input clock.When  
cascading two AY0438 devices (Figure 6 and  
Figure 7), the backplane output can be generated  
using a capacitor to GND on the first AY0438. This  
backplane output can then be connected to the LCDφ  
input of the second AY0438. The backplane output of  
the second device is then used to drive the backplane  
of the LCD module.  
140  
120  
100  
80  
60  
40  
0
20  
40  
60  
80  
100  
120  
CL (pF)  
FIGURE 6: CASCADING TWO AY0438 DEVICES  
Data  
in  
Data  
out  
Data  
in  
Data  
out  
32-bit Static Shift Register  
32 Latches  
Clock  
Load  
32-bit Static Shift Register  
32 Latches  
Clock  
Load  
32 Segment Drivers  
32 Segment Drivers  
1 to 32  
Outputs  
33 to 64  
Outputs  
LCDΦ  
LCD AC  
Generator  
LCD AC  
Generator  
Backplane  
output  
Backplane  
output  
LCDΦ  
Clock  
Load  
FIGURE 7: CASCADE TIMING DIAGRAM  
1/f  
63  
CLOCK  
1
64  
START  
Data in  
SEG 64  
SEG 2  
SEG 1  
tDS  
tDH  
Data out  
Load  
tPD  
tPW  
1995 Microchip Technology Inc.  
DS70010I-page 3  
 
 

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