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XPT7603 Datasheet(PDF) 7 Page - List of Unclassifed Manufacturers

Part No. XPT7603
Description  4-wire resistive touch screen controller
Download  25 Pages
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Maker  ETC2 [List of Unclassifed Manufacturers]
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 7 page
background image
X
XP
PT
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60
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5.1
Electrical Characteristics
Qualification: VS = +2.5 V ~ +5.5 V, TA =- 40
~ +85
, VDD = +2.7 V, V
℃℃
REF = 2.5V internal
voltage, 12bits standard mode (100K), or fast mode (400K), the digital input ground or VDD.
Table 2 XPT7603 Electrical Characteristics Table
XPT7603
Parameter
Condition
Min
Typ
Max
Unit
Analog Input:
Differential Input
Single-ended Input
Input Capacitance
Leakage current
Cathode Input - Negative Input
Cathode Input
Negative Input
0
-0.2
-0.2
25
0.1
VREF
+VDD+0.2
+0.2
V
V
V
pF
µA
ADC System Performance:
Resolution
No missing Code
Integral Linearity Error
Imbalance Error
Gain Error
Noise Performance
PSRR
External Vref
Including Internal Vref
10
12
70
70
±2
±6
±4
Bits
Bits
LSB
1
LSB
LSB
µVrms
dB
Switch Driver
Switch On-Resistance
YP、XP
YN、XN
Driver Current(2)
Duration 100ms
5
5
50
mA
Vref Output
Internal Reference Voltage Accuracy
Internal Reference Voltage Drift
Quiescent Current Reference Voltage
2.35
2.5
50
200
2.65
V
ppm/℃
µA
External Vref
Input Range
Input Impedance
Internal Reference Shutdown
Open The Internal Reference
1.0
1
250
VCC
V
G
Battery Monitor
Input Volage Range
Input Impedance
Sampling Battery
Battery Monitor Off
Accuracy
VBAT=0.5V~5.5V,ExternalVREF=2.5V
VBAT=0.5V~5.5V,InternalVREF
0.5
-2
-7
4
1
6.0
+2
+7
V
K
G
%
%
Temperature Measurement
Temperature Range
-40
+85




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