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PDF XPT2046 Data sheet ( Hoja de datos )
| Número de pieza | XPT2046 | |
| Descripción | 4-wire resistive touch screen controller | |
| Fabricantes | XPTEK | |
| Logotipo |  |
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1. XPT2046  Hay una vista previa y un enlace de descarga de XPT2046 (archivo pdf) en la parte inferior de esta página. Total 30 Páginas | ||
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XPT2046 Touch Screen Controller
XPT2046 Data Sheet
2007.5
Copyright©2007, SHENZHEN XPTEK TECHNOLOGY CO.,LTD http://www.xptek.com.cn
1/30
Free Datasheet http://www.datasheet4u.com/
1 page  
XPT2046 Touch Screen Controller
Electrical Characteristics: VS = +2.7V to +5.5V
At TA = −40°C to +85°C, +VCC = +2.7V, VREF = 2.5V internal voltage, fSAMPLE = 125kHz, fCLK = 16 • fSAMPLE = 2MHz,
12-bit mode, digital inputs = GND or IOVDD, and +VCC must be • IOVDD.
PARAMETER
ANALOG INPUT
Full-Scale Input Span
Absolute Input Range
Capacitance
Leakage Current
CONDITION
Positive Input−Negative Input
Positive Input
Negative Input
MIN
XPT2046
TYP
MAX
UNITS
0
VREF
V
-0.2
+VCC+0.2
V
-0.2 +0.2 V
25 pF
0.1 µA
SYSTEM PERFORMANCE
Resolution
No Missing Codes
Integral Linearity Error
Offset Error
Gain Error
Noise
Power-Supply Rejection
External VREF
Including Internal VREF
12 Bits
11 Bits
±2 LSB1
±6 LSB
±4 LSB
70 µVrms
70 dB
SAMPLING DYNAMICS
Conversion Time
Acquisition Time
Throughput Rate
Multiplexer Settling Time
Aperture Delay
Aperture Jitter
Channel-to-Channel Isolation
SWITCH DRIVERS
On-Resistance
YP、XP
YN、XN
Drive Current(2)
VIN＝2.5Vpp，fs＝50KHz
Duration 100ms
12 CLK
3 Cycles
125 CLK
500 Cycles
30 KHz
100 ns
100 ns
ps
dB
5Ω
6Ω
50 mA
REFERENCE OUTPUT
Internal Reference Voltage
Internal Reference Drift
Quiescent Current
Copyright©2007, SHENZHEN XPTEK TECHNOLOGY CO.,LTD
2.45 2.50
15
500
http://www.xptek.com.cn
2.55
5/30
V
ppm/℃
µA
Free Datasheet http://www.datasheet4u.com/
5 Page 
XPT2046 Touch Screen Controller
Copyright©2007, SHENZHEN XPTEK TECHNOLOGY CO.,LTD http://www.xptek.com.cn
11/30
Free Datasheet http://www.datasheet4u.com/
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet XPT2046.PDF ] | |
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