th July 2011 6 www.semtech.com SX8654/SX8655/SX8656 Ha" />
參數(shù)資料
型號(hào): SX8656IWLTRT
廠商: Semtech
文件頁(yè)數(shù): 56/62頁(yè)
文件大?。?/td> 0K
描述: IC TOUCH SCREEN 12BIT 20QFN
標(biāo)準(zhǔn)包裝: 1
類(lèi)型: 電阻式,觸感驅(qū)動(dòng)器
觸摸面板接口: 4,5 線
輸入數(shù)/鍵: 1 TSC,雨刷,鑰匙
分辨率(位): 12 b
評(píng)估套件: *
數(shù)據(jù)接口: I²C,串行
電壓基準(zhǔn): 內(nèi)部
電源電壓: 2.3 V ~ 3.6 V
工作溫度: -40°C ~ 85°C
安裝類(lèi)型: 表面貼裝
封裝/外殼: 20-WFQFN 裸露焊盤(pán)
供應(yīng)商設(shè)備封裝: 20-QFN(4x4)
包裝: 標(biāo)準(zhǔn)包裝
其它名稱(chēng): SX8656IWLDKR
ADVANCED COMMUNICATIONS & SENSING
Rev 1 – 25
th July 2011
6
www.semtech.com
SX8654/SX8655/SX8656
Haptics Enabled 4/5-Wire
Resistive Touchscreen Controller with Proximity Sensing
1.3
Pin Description
Name
Type
Description
VDD
P
Main Power Supply
GND
P
Main Ground
VREG
P
Internal Regulator Output (must be connected to an external capacitor; see §13)
MVDD
P
SX8654/55 : Haptics Motor Power Supply
SX8656 : Not used, connect to VDD.
MGND
P
SX8654/55 : Haptics Motor Ground (must be electrically connected to GND)
SX8656 : Not used, connect to GND.
MOUTP
AO
SX8654/55 : Haptics Motor Positive Drive
SX8656 : Not used, do not connect.
MOUTN
AO
SX8654/55 : Haptics Motor Negative Drive
SX8656 : Not used, do not connect.
MIN
DI
SX8654/55 : Haptics Motor PWM/Clock Input
SX8656 : Not used, connect to GND.
X+/BR
A
4-wire Touchscreen : X+ Electrode
5-wire Touchscreen : Bottom Right (BR) Electrode
Y+/TR
A
4-wire Touchscreen : Y+ Electrode
5-wire Touchscreen : Top Right (TR) Electrode
X-/TL
A
4-wire Touchscreen : X- Electrode
5-wire Touchscreen : Top Left (TL) Electrode
Y-/BL
A
4-wire Touchscreen : Y- Electrode
5-wire Touchscreen : Bottom Left (BL) Electrode
AUX1/WIPER
D/A
4-wire Touchscreen : First Programmable Auxiliary Function (see §9)
5-wire Touchscreen : WIPER Electrode
AUX2
D/A
Second Programmable Auxiliary Function (see §9)
AUX3
D/A
Third Programmable Auxiliary Function (see §9)
ADDR
DI
I2C Address Selection (QFN only, internally connected to GND on CSP)
SCL
DI
I2C Clock Input
SDA
DIO
I2C Data Input/Output
NIRQ
DO
Interrupt Output (active low)
NRST
DI
Reset Input (active low)
A/D/I/O/P: Analog/Digital/Power/Input/Output
Table 1 – Pin Description
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SX8658ICSTRT 制造商:SEMTECH 制造商全稱(chēng):Semtech Corporation 功能描述:Haptics Enabled 4/5-Wire Resistive Touchscreen Controller with Proximity Sensing
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