Overview
The TSC2007IPWRQ1 is a 12-bit, nanopower, 4-wire micro touch screen controller manufactured by Texas Instruments. This device is designed to work with power-sensitive, handheld and automotive applications, utilizing advanced low-voltage processors. It operates with a supply voltage as low as 1.2V, which can be supplied by a single-cell battery, making it highly suitable for battery-powered devices. The TSC2007IPWRQ1 includes a complete, ultra-low power, 12-bit analog-to-digital (A/D) resistive touch screen converter, along with drivers and control logic to measure touch pressure.
Key Specifications
| Parameter | Value |
|---|---|
| Supply Voltage | 1.2V to 3.6V |
| Resolution | 8-bit or 12-bit programmable |
| Throughput Rate | Up to 20kHz (8-bit) or 10kHz (12-bit) |
| Interface | I2C (Standard, Fast, and High-Speed Modes) |
| Power Consumption | 32.24µA at 1.2V, 39.31µA at 1.8V, 53.32µA at 2.7V (Fast Mode, 8.2kHz Eq Rate) |
| Temperature Range | -40°C to +85°C |
| Package Options | 1.5 x 2 WCSP-12 and 5 x 6.4 TSSOP-16 |
| ESD Protection | ±8kV HBM, ±1kV CDM, ±25kV Air Gap Discharge, ±15kV Contact Discharge |
Key Features
- 4-Wire Touch Screen Interface
- Ratiometric Conversion
- Preprocessing to Reduce Bus Activity
- On-Chip Temperature Measurement
- Touch Pressure Measurement
- Digital Buffered PENIRQ and On-Chip, Programmable PENIRQ Pull-Up
- Auto Power-Down Control
- Enhanced ESD Protection
- TSC2003 Compatible Command-Based User Interface
Applications
- Cellular Phones
- PDA, GPS, and Media Players
- Portable Instruments
- Point-of-Sale Terminals
- Multiscreen Touch Control Systems
- Automotive Touch-Screen Displays
Q & A
- What is the supply voltage range of the TSC2007IPWRQ1?
The supply voltage range is from 1.2V to 3.6V.
- What are the available resolutions for the TSC2007IPWRQ1?
The device offers programmable resolution of 8-bit or 12-bit.
- What is the throughput rate of the TSC2007IPWRQ1?
The throughput rate is up to 20kHz for 8-bit resolution and up to 10kHz for 12-bit resolution.
- What interface does the TSC2007IPWRQ1 support?
The device supports I2C interface in standard, fast, and high-speed modes.
- How much power does the TSC2007IPWRQ1 consume?
The power consumption is 32.24µA at 1.2V, 39.31µA at 1.8V, and 53.32µA at 2.7V in fast mode at an 8.2kHz equivalent rate.
- What is the operating temperature range of the TSC2007IPWRQ1?
The operating temperature range is from -40°C to +85°C.
- What package options are available for the TSC2007IPWRQ1?
The device is available in 1.5 x 2 WCSP-12 and 5 x 6.4 TSSOP-16 packages.
- What level of ESD protection does the TSC2007IPWRQ1 offer?
The device offers enhanced ESD protection with ±8kV HBM, ±1kV CDM, ±25kV Air Gap Discharge, and ±15kV Contact Discharge.
- Is the TSC2007IPWRQ1 compatible with other Texas Instruments products?
Yes, it is TSC2003 compatible.
- What are some common applications of the TSC2007IPWRQ1?
Common applications include cellular phones, PDA, GPS, media players, portable instruments, point-of-sale terminals, and automotive touch-screen displays.
