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TSC2046IPWRG4 from TI/BB,Texas Instruments

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TSC2046IPWRG4

Manufacturer: TI/BB, TI

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

Partnumber Manufacturer Quantity Availability
TSC2046IPWRG4 TI/BB, TI 13503 In Stock

Description and Introduction

4-Wire Touch Screen Controller with low voltage digital I/O ### **TSC2046IPWRG4 Manufacturer: Texas Instruments (TI)/Burr-Brown (BB)**  

#### **Specifications:**  
- **Type:** 4-Wire Touch Screen Controller  
- **Interface:** SPI  
- **Resolution:** 12-bit  
- **Channels:** 4 (X, Y, Z1, Z2)  
- **Supply Voltage:** 2.7V to 5V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** TSSOP-16  
- **On-Chip Temperature Sensor:** Yes  
- **Touch Pressure Measurement:** Yes  
- **Low Power Consumption:** 750µA (max) in active mode, 1µA (max) in power-down mode  
- **Sampling Rate:** Up to 125kHz  

#### **Descriptions:**  
The **TSC2046IPWRG4** is a low-power, 12-bit analog-to-digital converter (ADC) with a built-in driver for 4-wire resistive touch screens. It features an SPI-compatible interface and includes an on-chip temperature sensor for system monitoring. The device supports precise touch position and pressure measurements, making it suitable for portable and battery-powered applications.  

#### **Features:**  
- **4-Wire Touch Screen Interface**  
- **12-Bit ADC Resolution**  
- **SPI-Compatible Serial Interface**  
- **On-Chip Temperature Sensor**  
- **Programmable 8-Bit or 12-Bit Mode**  
- **Low Power Consumption**  
- **Auto Power-Down Mode**  
- **Internal Reference Voltage (2.5V)**  
- **Supports Touch Pressure Measurement**  
- **TSSOP-16 Package for Space-Constrained Designs**  

This device is commonly used in **PDAs, portable instruments, point-of-sale terminals, and other touch screen applications**.

Application Scenarios & Design Considerations

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

Alternative Part Number

  • ADS7846E --: Pin-compatible 4-wire resistive touchscreen controller from the same vendor with equivalent SPI interface and functionality.
  • XPT2046 --: Direct functional equivalent touchscreen controller widely used as a drop-in replacement for the TSC2046 family.
  • ADS7843E --: Similar 4-wire touchscreen controller with SPI interface, suitable for designs needing a lower-channel-count alternative.
  • ADS7846E/2K5 --: Pin-compatible 4-wire resistive touch screen controller from the same vendor with equivalent SPI interface and function, widely used as a direct substitute.

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