参数资料
型号: MAX1234EVC16
厂商: Maxim Integrated Products
文件页数: 37/44页
文件大小: 0K
描述: EV SYSTEM/EV KIT MAX1233/MAX1234
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1,000
系列: *
±15kV ESD-Protected Touch-Screen
Controllers Include DAC and Keypad Controller
PENIRQ-INITIATED
X, Y, AND Z SCREEN SCAN
SCREEN
TOUCH
STORE X- COORDINATES
IN X- REGISTER
CONVERT Z 1 - COORDINATES
YES
ARE THERE
UNREAD SCAN
POWER DOWN ADC
RESULTS?
NO
IS DATA
AVERAGING DONE?
NO
SET
PENIRQ LOW
TURN ON DRIVERS: X+, X-
YES
STORE Z 1 - COORDINATES
NO
IS TOUCH-SCREEN
IN Z 1 - REGISTER
SETTLING DONE?
GO TO
IS PENSTS
BIT = 1?
HOST-INITIATED
SCAN
(FIGURE 24)
YES
CONVERT Z 2 COORDINATES
POWER UP ADC
YES
START CLOCK
SET BUSY LOW
NO
CONVERT Y- COORDINATES
IS DATA
NO
IS DATA
AVERAGING DONE?
YES
STORE Z 2 - COORDINATES
IN Z 2 - REGISTER
AVERAGING DONE?
TURN ON DRIVERS: Y+, Y-
YES
STORE Y- COORDINATES IN
POWER UP ADC
NO
IS TOUCH-SCREEN
SETTLING DONE?
Y- REGISTER
SET BUSY HIGH
POWER DOWN ADC
YES
TURN OFF CLOCK
POWER UP ADC
TURN ON DRIVERS: Y+, X-
RESET PENIRQ HIGH
CONVERT X- COORDINATES
NO
IS TOUCH-SCREEN
SETTLING DONE?
DONE
NO
IS DATA
AVERAGING DONE?
YES
POWER UP ADC
Figure 22. Touch-Initiated X- , Y-, and Z- Coordinate Screen Scan
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MAX1234EVKIT 制造商:Maxim Integrated Products 功能描述:+15KV ESD-PROTECTED TOUCH-SCREEN CO - Rail/Tube
MAX1236EUA 功能描述:模数转换器 - ADC RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32
MAX1236EUA+ 功能描述:模数转换器 - ADC 12-Bit 4Ch 94.4ksps 5.5V Precision ADC RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32
MAX1236EUA+T 功能描述:模数转换器 - ADC 12-Bit 4Ch 94.4ksps 5.5V Precision ADC RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32
MAX1236EUA-T 功能描述:模数转换器 - ADC RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32