參數(shù)資料
型號: MC9328MX21DVM
廠商: Motorola, Inc.
英文描述: i.MX family of microprocessors
中文描述: i.MX系列微處理器
文件頁數(shù): 55/96頁
文件大小: 1495K
代理商: MC9328MX21DVM
Specifications
MC9328MX1 Advance Information, Rev. 4
Freescale Semiconductor
55
3.10 Pen ADC Specifications
The specifications for the pen ADC are shown in Table 20 through Table 22.
3.11 ASP Touch Panel Controller
The following sections contain the electrical specifications of the ASP touch panel controller. The value of
parameters and their corresponding measuring conditions are mentioned as well.
3.11.1 Electrical Specifications
Test conditions: Temperature = 25
o
C, QVDD = 1800mV.
Table 20. Pen ADC System Performance
Full Range Resolution
1
1.
Tested under input = 0~1.8V at 25°C
13 bits
Non-Linearity Error
1
4 bits
Accuracy
1
9 bits
Table 21. Pen ADC Test Conditions
Vp max
1800 mV
ip max
+7 μA
Vp min
GND
ip min
1.5 μA
Vn
GND
in
1.5 μA
Sample frequency
12 MHz
Sample rate
1.2 KHz
Input frequency
100 Hz
Input range
0–1800 mV
Note:
Ru1 = Ru2 = 200K
Table 22. Pen ADC Absolute Rating
ip max
+9.5 μA
ip min
-2.5 μA
in max
+9.5 μA
in min
-2.5 μA
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