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TSC2046 from TI,Texas Instruments

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TSC2046

Manufacturer: TI, TSC

4-Wire Touch Screen Controller with low voltage digital I/O

Partnumber Manufacturer Quantity Availability
TSC2046 TI, TSC 6944 In Stock

Description and Introduction

4-Wire Touch Screen Controller with low voltage digital I/O The TSC2046 is a touch screen controller manufactured by Texas Instruments (TI). Below are its specifications, descriptions, and features based on Ic-phoenix technical data files:

### **Specifications:**  
- **Interface:** SPI-compatible 4-wire  
- **Resolution:** 12-bit  
- **Supply Voltage:** 2.7V to 5V  
- **Operating Temperature Range:** -40°C to +85°C  
- **On-Chip Temperature Sensor:** Yes  
- **Touch Pressure Measurement:** Yes  
- **Power Consumption:** Low-power mode available  
- **Package Options:** QFN-16, TSSOP-16  

### **Descriptions:**  
The TSC2046 is a low-power, 4-wire resistive touch screen controller with a built-in 12-bit analog-to-digital converter (ADC). It supports touch screen input and includes auxiliary analog inputs for general-purpose ADC functions. It also features an on-chip temperature sensor for monitoring system conditions.  

### **Features:**  
- **Touch Screen Control:** Supports 4-wire resistive touch screens.  
- **High Accuracy:** 12-bit ADC resolution for precise touch detection.  
- **Low Power Consumption:** Optimized for battery-powered applications.  
- **On-Chip Temperature Sensor:** Provides system temperature monitoring.  
- **SPI-Compatible Interface:** Easy integration with microcontrollers.  
- **Programmable 8-bit or 12-bit Mode:** Flexible resolution settings.  
- **Auto Power-Down:** Reduces power consumption when inactive.  
- **Auxiliary Inputs:** Two additional ADC channels for other analog signals.  

This information is strictly based on the manufacturer's documentation. For detailed application notes or design guidelines, refer to the official Texas Instruments datasheet.

Application Scenarios & Design Considerations

4-Wire Touch Screen Controller with low voltage digital I/O

Alternative Part Number

  • ADS7846 --: Pin-compatible 4-wire resistive touchscreen controller from the same vendor, widely used as a direct functional replacement for the TSC2046.
  • XPT2046 --: Low-cost drop-in compatible touchscreen controller with the same SPI interface and pinout, commonly used as a TSC2046 substitute.
  • AK4183 --: Alternative resistive touchscreen controller with comparable SPI interface and resolution, suitable for designs needing a second source.

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