Overview
The TSC2003IPWR, produced by Texas Instruments, is a 4-wire resistive touch screen controller that integrates multiple advanced features. This device is designed to provide precise touch screen control along with additional functionalities such as direct battery measurement, temperature measurement, and touch-pressure measurement. It operates within a voltage range of 2.5V to 5.25V and includes an internal 2.5V reference voltage. The TSC2003IPWR is available in TSSOP-16 and VFBGA-48 packages, making it suitable for a variety of applications requiring compact and efficient touch screen solutions.
Key Specifications
| Parameter | Specification |
|---|---|
| Operating Voltage | 2.5V to 5.25V |
| Internal Reference Voltage | 2.5V |
| Battery Measurement Range | 0.5V to 6V |
| Temperature Measurement Range | –40°C to +85°C |
| Temperature Measurement Resolution | 1.6°C (Differential Method), 0.3°C (TEMP0) |
| Temperature Measurement Accuracy | ±2°C (Differential Method), ±3°C (TEMP0) |
| I2C Interface | Standard, Fast, and High-Speed Modes |
| Package Types | TSSOP-16, VFBGA-48 |
| Logic Family | CMOS |
| Logic Levels | VIL = 0.3VDD + 0.3V, VIH = 0.7VDD + 0.3V |
Key Features
- Direct measurement of two batteries and two auxiliary analog inputs
- On-chip temperature measurement
- Touch-pressure measurement
- I2C interface supporting Standard, Fast, and High-Speed Modes
- Auto power down for power conservation
- Internal 2.5V reference voltage
- Compact TSSOP-16 and VFBGA-48 packages
Applications
- Personal Digital Assistants
- Portable Instruments
- Point-of-Sales Terminals
- Pagers
- Touch Screen Monitors
- Cellular Phones
Q & A
- What is the operating voltage range of the TSC2003IPWR?
The TSC2003IPWR operates within a voltage range of 2.5V to 5.25V. - What types of packages are available for the TSC2003IPWR?
The TSC2003IPWR is available in TSSOP-16 and VFBGA-48 packages. - Does the TSC2003IPWR support multiple I2C modes?
Yes, the TSC2003IPWR supports Standard, Fast, and High-Speed I2C modes. - What is the temperature measurement range of the TSC2003IPWR?
The temperature measurement range is from –40°C to +85°C. - Can the internal reference voltage be powered down to conserve power?
Yes, the internal reference voltage can be powered down when not in use to conserve power. - What are some of the key applications for the TSC2003IPWR?
Key applications include Personal Digital Assistants, Portable Instruments, Point-of-Sales Terminals, Pagers, Touch Screen Monitors, and Cellular Phones. - Does the TSC2003IPWR support touch-pressure measurement?
Yes, the TSC2003IPWR supports touch-pressure measurement. - What is the resolution of the temperature measurement?
The temperature measurement resolution is 1.6°C (Differential Method) and 0.3°C (TEMP0). - Is the TSC2003IPWR RoHS compliant?
Yes, the TSC2003IPWR is RoHS compliant. - What is the logic family of the TSC2003IPWR?
The logic family of the TSC2003IPWR is CMOS.
