參數(shù)資料
型號: SX8652IWLTRT
廠商: Semtech
文件頁數(shù): 27/29頁
文件大?。?/td> 0K
描述: IC TOUCH SCREEN CTRLR 14DFN
標(biāo)準(zhǔn)包裝: 1
類型: 電阻
觸摸面板接口: 4 線,5 線
輸入數(shù)/鍵: 2
分辨率(位): 12 b
數(shù)據(jù)接口: 串行,SPI?
數(shù)據(jù)速率/采樣率 (SPS,BPS): 74k
電壓基準(zhǔn): 內(nèi)部
電源電壓: 1.65 V ~ 3.7 V
電流 - 電源: 10mA
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 14-WFDFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 14-DFN
包裝: 標(biāo)準(zhǔn)包裝
其它名稱: SX8652IWLDKR
Revision V1.7/October 2010
2010 Semtech Corp.
SX8652
www.semtech.com
Page 7
ADVANCED COMMUNICATIONS & SENSING
DATASHEET
15kV ESD Low Power 4-Wire / 5-Wire Resistive
Touchscreen Controller with SPI Interface
2.4. Electrical Specifications
All values are valid within the recommended operating conditions unless otherwise specified.
Parameter
Symbol
Conditions
Min.
Typ
Max
Unit
Current consumption
Mode = MANUAL
Ipwd
Converter stopped, pen
detection off, SPI listening,
OSC stopped
0.4
1
uA
Mode = PENDET
Ipndt
Converter stopped, pen
detection activated, device
generates interrupt upon
detection, SPI listening, OSC
stopped
0.4
1
uA
Mode =PENTRIG
Ipntr
Converter stopped, pen
detection activated, device
starts conversion upon pen
detection. SPI listening, OSC
stopped
0.4
1
uA
Mode=AUTO
Iauto
Converter stopped, pen
detection off, SPI listening,
OSC on, timer on
1.5
uA
Operation @8kSPS, VDD=1.8V
Iopl
23
50
uA
Operation @42kSPS, VDD=3.3V Ioph
105
140
uA
Digital I/O
High-level input voltage
VIH
0.8VDD
VDD+0.2
V
Low-level input voltage
VIL
VSS-0.3
0.2VDD
V
Hysteresis
VHysLow
VDD > 2V
0.05 VDD
V
VHysHigh
VDD < 2V
0.1 VDD
V
Output Logic High
VOH
IOH>-2mA
0.8VDD
Output Logic Low
VOL
IOL<2mA
0
0.4
V
Input leakage current
LI
CMOS input
±1
uA
High ESD Input - Output
capacitance
CX+/BR ,CX-/TL
,CY+/TR , CY-/BL,
CAUX
50
pF
Input - Output capacitance
CNRST , CNIRQ
,CNCS ,CDIN ,
CDOUT, CSCLK
5
pF
Table 5. Electrical Specifications
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