ELECTRICAL CHARACTERISTICS
STATIC ELECTRICAL CHARACTERISTICS
Table 5. Static Electrical Characteristics
Characteristics noted under conditions -40°C ≤ TA ≤ 85 °C, GND = 0 V unless otherwise noted. Typical values noted reflect
the approximate parameter means at TA = 25 °C under nominal conditions, unless otherwise noted.
Characteristic
Symbol
Min
Typ
Max
Unit
ADC (CONTINUED)
Zero Scale Error (Offset) after auto calibration
Full Scale Error (Gain) after auto calibration
Drift Over-temperature - Including scaling
1.0
5.0
1.0
LSB
LSB
LSB
KΩ
Source Impedance
No bypass capacitor at input
Bypass capacitor at input 10 nF
5.0
30
TOUCH SCREEN
Plate Maximum Voltage X, Y(29)
VCORE
1000
V
Plate Resistance X, Y
100
W
Resistance Between Plates Settling Time - Contact
Position measurement
180
3.0
1200
5.5
W
µs
TOUCH SCREEN IN STAND ALONE MODE(30)
Max Load Current - Active Mode
Output Voltage - 0<IL<20 mA
PSRR - IL=15 mA
20
mA
V
-3%
50
1.20
2.2
+3%
dB
W
Bypass Capacitor ESR
0
0.1
Bypass Capacitance
0.65
+35%
µF
Notes
29. TS[xy][1,2] inputs must not exceed BP or VCORE
30. All characteristics in this table are applicable only for non touch screen operation. This applies to Touch Screen in Standalone Mode and
below.
13892
Analog Integrated Circuit Device Data
Freescale Semiconductor
24
FREESCALE [ Freescale ]
