参数资料
型号: MAX11801ETC/V+
厂商: Maxim Integrated Products
文件页数: 31/59页
文件大小: 0K
描述: IC TOUCH SCREEN CTRLR LP 12WQFN
其它有关文件: Automotive Product Guide
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 75
类型: 电阻
触摸面板接口: 4 线
输入数/键: 1 TSC
分辨率(位): 12 b
评估套件: 可供
数据接口: I²C,串行
数据速率/采样率 (SPS,BPS): 105k
电源电压: 1.7 V ~ 3.6 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 12-WQFN 裸露焊盘
供应商设备封装: 12-TQFN-EP(4x4)
包装: 管件
MAX11800–MAX11803
Low-Power, Ultra-Small Resistive Touch-Screen
Controllers with I2C/SPI Interface
______________________________________________________________________________________
37
SAMPLE
X
Y
TAG
COMMENT
1
7
11
00
Initial event (beginning of first touch)
1a
9
10
01
Midpress event
2
11
9
01
Midpress event
2a
12
8
01
Midpress event
2b
13
7
01
Midpress event
2c
13
6
01
Midpress event
3
13
5
01
Midpress event
3a
15
6
01
Midpress event
4
17
7
01
Midpress event (last valid position data)
5
19
6
10
Release event (end of first touch, ignore position data)
6
22
14
00
Initial event (beginning of second touch)
7
23
15
10
Release event (end of second touch, ignore position data)
Table 15. Readback and FIFO Contents with Aperture Mode Disabled
SAMPLE
X
Y
TAG
COMMENT
1
7
11
00
Initial event (beginning of first touch)
2
11
9
01
Midpress event
3
13
5
01
Midpress event
4
17
7
01
Midpress event (last valid position data)
5
19
6
10
Release event (end of first touch, ignore position data)
6
22
14
00
Initial event (beginning of second touch)
7
23
15
10
Release event (end of second touch, ignore position data)
Table 14. Readback and FIFO Contents with Aperture Mode Enabled
The second waveform shows an interrupt operation
assuming that aperture mode is disabled (or that
ΔX =
ΔY = 0 LSB), assuming that the AP service interrupts at
a frequency faster than the selected TSC sample rate.
Every sample induces a FIFO event and an interrupt
pulse as shown. The interrupt waveform is significantly
busier than that shown in the first waveform. Duration
information can now be directly determined from the
FIFO samples since each sample is logged and occurs
at the programmed sample rate. Table 15 lists the read-
back data assuming the FIFO does not fill up.
The third waveform in Figure 16 shows an interrupt oper-
ation assuming that the MAX11800/MAX11801 are infre-
quently serviced. Ensure that the FIFO does not overflow.
No duration information is available at resolutions below
the servicing rate. Either the set of data shown in Table
14 or the set shown in Table 15 appears in the FIFO
when read, depending on the aperture setting.
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相关代理商/技术参数
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MAX11801EVKIT+ 功能描述:数据转换 IC 开发工具 MAX11801 Eval Kit RoHS:否 制造商:Texas Instruments 产品:Demonstration Kits 类型:ADC 工具用于评估:ADS130E08 接口类型:SPI 工作电源电压:- 6 V to + 6 V
MAX11801EWC+ 制造商:Maxim Integrated Products 功能描述:
MAX11801EWC+T 功能描述:触摸屏转换器和控制器 I2C 4Ch Touch Screen Controller RoHS:否 制造商:Microchip Technology 类型:Resistive Touch Controllers 输入类型:3 Key 数据速率:140 SPS 分辨率:10 bit 接口类型:4-Wire, 5-Wire, 8-Wire, I2C, SPI 电源电压:2.5 V to 5.25 V 电源电流:17 mA 工作温度:- 40 C to + 85 C 封装 / 箱体:SSOP-20
MAX11801GTC/V+ 功能描述:触摸屏转换器和控制器 I2C 4Ch Touch Screen Controller RoHS:否 制造商:Microchip Technology 类型:Resistive Touch Controllers 输入类型:3 Key 数据速率:140 SPS 分辨率:10 bit 接口类型:4-Wire, 5-Wire, 8-Wire, I2C, SPI 电源电压:2.5 V to 5.25 V 电源电流:17 mA 工作温度:- 40 C to + 85 C 封装 / 箱体:SSOP-20
MAX11801GTC/V+T 功能描述:触摸屏转换器和控制器 I2C 4Ch Touch Screen Controller RoHS:否 制造商:Microchip Technology 类型:Resistive Touch Controllers 输入类型:3 Key 数据速率:140 SPS 分辨率:10 bit 接口类型:4-Wire, 5-Wire, 8-Wire, I2C, SPI 电源电压:2.5 V to 5.25 V 电源电流:17 mA 工作温度:- 40 C to + 85 C 封装 / 箱体:SSOP-20