參數(shù)資料
型號(hào)： LM8500IMT9
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類： 消費(fèi)家電
英文描述： Four Wire Resistive Touchscreen Controller with Brownout
中文描述： SPECIALTY CONSUMER CIRCUIT, PDSO48
封裝： TSSOP-48
文件頁(yè)數(shù)： 3/20頁(yè)
文件大?。?/td> 319K
代理商： LM8500IMT9
Table of Contents
General Description ............................................................................................................................................ 1
Features ............................................................................................................................................................. 1
Block Diagram .................................................................................................................................................... 2
Ordering Information .......................................................................................................................................... 2
Connection Diagrams ......................................................................................................................................... 4
2.0 Pin Descriptions ........................................................................................................................................... 5
Absolute Maximum Ratings ............................................................................................................................... 7
3.0 Electrical Characteristics .............................................................................................................................. 7
4.0 Functional Description .................................................................................................................................. 8
4.1 General ...................................................................................................................................................... 8
4.2 Advanced Pin Descriptions ....................................................................................................................... 8
4.3 USART Framing Format ............................................................................................................................ 9
4.3.1. Data packet format table .................................................................................................................... 9
4.3.2 Command Bytes .................................................................................................................................. 9
4.3.3 Advanced Command Bytes Descriptions .......................................................................................... 10
5.0 Oscillator .................................................................................................................................................... 12
6.0 Power Save Mode (Low Power Stand-by) ................................................................................................ 13
7.0 Averaging Algorithm ................................................................................................................................... 13
7.1 Delta Algorithm ........................................................................................................................................ 13
7.2 Focus Algorithm ....................................................................................................................................... 13
7.3 Communication Modes ............................................................................................................................ 14
8.0 Brownout Reset .......................................................................................................................................... 14
9.0 Calibration .................................................................................................................................................. 15
9.1 General Calibration Procedures .............................................................................................................. 17
9.2 Calibration Procedures with Coordinates Checking Enabled ................................................................. 18
9.3 Calibration Procedures with Coordinates Checking Disabled ................................................................ 18
Physical Dimensions ........................................................................................................................................ 19
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LM8500IMT9B 功能描述:觸摸屏轉(zhuǎn)換器和控制器 RoHS:否 制造商:Microchip Technology 類型:Resistive Touch Controllers 輸入類型:3 Key 數(shù)據(jù)速率:140 SPS 分辨率:10 bit 接口類型:4-Wire, 5-Wire, 8-Wire, I2C, SPI 電源電壓:2.5 V to 5.25 V 電源電流:17 mA 工作溫度:- 40 C to + 85 C 封裝 / 箱體:SSOP-20
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LM8500IVA9 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Four Wire Resistive Touchscreen Controller with Brownout
LM8500-REF-01 功能描述:顯示開發(fā)工具 LM8500 DEV KIT RoHS:否 制造商:4D Systems 產(chǎn)品:4Display Shields 工具用于評(píng)估:?OLED-160-G1, ?OLED-160-G2 接口類型:Serial 工作電源電壓:5 V
LM8502 制造商:TI 制造商全稱:Texas Instruments 功能描述:Intelligent Lighting Management Unit That Fuses a 1.2A Dual High-Side Flash LED Driver with a 10-Output Low-Side LED Driver
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