±15kV ESD-Protected Touch-Screen
Controllers Include DAC and Keypad Controller
ELECTRICAL CHARACTERISTICS (continued)
(DV DD = AV DD = +2.7V to +3.6V (MAX1233), DV DD = AV DD = +4.75V to +5.25V (MAX1234), external reference V REF = 2.5V
(MAX1233), V REF = 4.096V (MAX1234); f SCLK = 10MHz, f SAMPLE = 50ksps, 12-bit mode, 0.1μF capacitor at REF, T A = -40°C to
+85°C, unless otherwise noted. Typical values are at T A = +25°C.)
Note 8:
Note 9:
Note 10:
Note 11:
Note 12:
Note 13:
The offset value extrapolated from the range over which the INL is guaranteed.
Output settling time is measured by stepping from code 5 to 255, and from code 255 to 5.
Actual output voltage at full scale is 255/256 × V REFDAC .
Resistance is open when configured as GPIO or in shutdown.
AV DD and DV DD should not differ by more than 300mV.
When configured as GPIO.
Timing Diagram
CS
t CSW
t CSS
t CH
t CP
t CSH
t CSH
SCLK
DIN
DOUT
R_/C_
t DS
NOTE: TIMING NOT TO SCALE.
t DV
t DH
t CL
t DOV
t GPO
t CSS
t DOD
6
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相关代理商/技术参数
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
MAX1236EVKIT 功能描述:数据转换 IC 开发工具 MAX1236 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
MAX1236KEUA 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
MAX1236KEUA+ 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