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参数资料
| 型号： | MAX1234EGI |
| 厂商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分类： | 消费家电 |
| 英文描述： | 【15kV ESD-Protected Touch-Screen Controllers Include DAC and Keypad Controller |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, QCC28 |
| 封装： | 5 X 5 MM, 0.80 MM HEIGHT, QFN-28 |
| 文件页数： | 39/44页 |
| 文件大小： | 706K |
| 代理商： | MAX1234EGI |
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M
±15kV ESD-Protected Touch-Screen
Controllers Include DAC and Keypad Controller
______________________________________________________________________________________
39
YES
SCREEN
TOUCH
START CLOCK
HOST WRITES
ADC
CONTROL REGISTER
NO
NO
POWER UP ADC
YES
SET
PENIRQ LOW
ARE THERE
UNREAD SCAN
RESULTS
NO
CONVERT X- COORDINATES
IS TOUCH-SCREEN
SETTLING DONE
YES
NO
STORE X- COORDINATES
IN X- REGISTER
POWER DOWN ADC
IS DATA
AVERAGING DONE
TURN ON DRIVERS: Y+, X-
TURN ON DRIVERS: X+, X-
YES
NO
POWER UP ADC
CONVERT Y- COORDINATES
IS TOUCH-SCREEN
SETTLING DONE
YES
NO
STORE Y- COORDINATES IN
Y- REGISTER
POWER DOWN ADC
IS DATA
AVERAGING DONE
YES
NO
POWER UP ADC
CONVERT Z
1
- COORDINATES
IS TOUCH-SCREEN
SETTLING DONE
YES
NO
IS DATA
AVERAGING DONE
IS PENSTS
BIT = 1
SET BUSY LOW
TURN ON DRIVERS: Y+, Y-
DONE
TURN OFF CLOCK
SET BUSY HIGH
STORE Z
1
- COORDINATES
IN Z
1
- REGISTER
YES
NO
IS DATA
AVERAGING DONE
CONVERT Z
2
-
COORDINATES
STORE Z
2
- COORDINATES
IIN Z
2
- REGISTER
RESET PENIRQ HIGH
HOST-INITIATED
X-, Y-, AND Z- SCREEN SCAN
POWER DOWN ADC
GO TO
TOUCH-INITIATED
SCAN
(FIGURE 22)
YES
Figure 24. Host-Initiated X-, Y-, and Z- Coordinate Screen Scan
相关PDF资料 |
PDF描述 |
|---|---|
| MAX1239 | 2.7V to 3.6V and 4.5V to 5.5V, Low-Power, 4-/12-Channel, 2-Wire Serial, 12-Bit ADCs |
| MAX1239LEEE | 2.7V to 3.6V and 4.5V to 5.5V, Low-Power, 4-/12-Channel, 2-Wire Serial, 12-Bit ADCs |
| MAX1239MEEE | Circular Connector; No. of Contacts:128; Series:D38999; Body Material:Metal; Connecting Termination:Crimp; Connector Shell Size:25; Circular Contact Gender:Pin; Circular Shell Style:Wall Mount Receptacle; Insert Arrangement:25-35 |
| MAX1238LEEE | DIODE ZENER DUAL COMMON-CATHODE 300mW 10Vz 5mA-Izt 0.06 0.1uA-Ir 7.5 SOT-23 3K/REEL |
| MAX1237KEUA | 2.7V to 3.6V and 4.5V to 5.5V, Low-Power, 4-/12-Channel, 2-Wire Serial, 12-Bit ADCs |
相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX1234EGI+ | 制造商:Maxim Integrated Products 功能描述:TOUCH SCREEN CONTROLLER 28-PIN QFN EP - Rail/Tube |
| MAX1234EGI-T | 功能描述:触摸屏转换器和控制器 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 |
| MAX1234ETI+ | 功能描述:触摸屏转换器和控制器 4Ch uWire QSPI/SPI Touch Interface 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 |
| MAX1234ETI+T | 功能描述:触摸屏转换器和控制器 4Ch uWire QSPI/SPI Touch Interface 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 |
| MAX1234EVC16 | 功能描述:数据转换 IC 开发工具 MAX1233/34 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 |
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