参数资料
型号: MC9328MX1VM20
厂商: Freescale Semiconductor
文件页数: 58/100页
文件大小: 0K
描述: IC MCU I.MX 200MHZ 256-MAPBGA
标准包装: 152
系列: i.MX1
核心处理器: ARM9
芯体尺寸: 32-位
速度: 200MHz
连通性: EBI/EMI,I²C,MMC,智能卡,SPI,SSI,UART/USART,USB
外围设备: DMA,I²S,LCD,POR,PWM,WDT
输入/输出数: 110
程序存储器类型: ROMless
电压 - 电源 (Vcc/Vdd): 1.7 V ~ 3.3 V
振荡器型: 外部
工作温度: 0°C ~ 70°C
封装/外壳: 256-MAPBGA
包装: 托盘
Functional Description and Application Information
MC9328MX1 Technical Data, Rev. 7
60
Freescale Semiconductor
4.6
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.
4.6.1
Electrical Specifications
Test conditions: Temperature = 25 C, QVDD = 1800mV.
Note that QVDD should be 1800mV.
Table 19. Pen ADC Test Conditions
Vp max
1800 mV
ip max
+7 A
Vp min
GND
ip min
1.5 A
Vn
GND
in
1.5 A
Sample frequency
12 MHz
Sample rate
1.2 KHz
Input frequency
100 Hz
Input range
0–1800 mV
Note:
Ru1 = Ru2 = 200K
Table 20. Pen ADC Absolute Rating
ip max
+9.5 A
ip min
-2.5 A
in max
+9.5 A
in min
-2.5 A
Table 21. ASP Touch Panel Controller Electrical Spec
Parameter
Minimum
Typical
Maximum
Unit
Offset
32768
Offset Error
8199
Gain
13.65
mV-1
Gain Error
33%
DNL
8
9
Bits
INL
0
Bits
Accuracy (without missing code)
8
9
Bits
Operating Voltage Range (Pen)
QVDD
mV
Operating Voltage Range (U)
Negative QVDD
QVDD
mV
On-resistance of switches SW[8:1]
10
Ohm
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