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The ADS7843E/2K5 is a dedicated touch screen controller from Texas Instruments, categorized under data acquisition integrated circuits. It is engineered for 4-wire resistive touchscreens, realizing precise touch signal detection and conversion to support interactive functions in diverse electronic products.
Category:Integrated Circuits (ICs),Data Acquisition,Touch Screen Controllers
Manufacturer:Texas Instruments
Packaging:Tape & Reel
Part Status:Active
Touchscreen:4 Wire Resistive
Resolution (Bits):12 b
Interface:Serial
Voltage Reference:External
Voltage - Supply:2.7V ~ 5V
Current - Supply:2.5 µA
Operating Temperature:-40°C ~ 85°C
Mounting Type:Surface Mount
Package / Case:16-SSOP (0.154", 3.90mm Width)
Supplier Device Package:16-SSOP
4-Wire Resistive Compatibility:Seamlessly works with mainstream 4-wire resistive touchscreens, covering most cost-effective touch panel solutions in the market.
12-Bit High Resolution:Achieves precise touch positioning with 12-bit resolution, accurately capturing subtle gestures like light taps and fine sliding.
Simplified Serial Interface:Adopts a serial communication interface, minimizing PCB wiring and simplifying integration with microcontrollers (MCUs) and embedded systems.
External Voltage Reference:Supports external voltage reference configuration, allowing customization based on application accuracy demands to optimize measurement precision.
Wide Supply Voltage Range:Operates at 2.7V ~ 5V, adapting to low-voltage battery-powered devices (e.g., portable gadgets) and standard 5V electronic systems.
Industrial Control Panels:Enables precise touch operation for machinery parameters, process monitoring, and equipment control in manufacturing environments.
Medical Equipment:Integrated into portable patient monitors, handheld diagnostic tools, and medical infusion pumps for accurate touch-based parameter setting.
Consumer Electronics:Used in portable media players, e-readers, and entry-level tablets to provide intuitive touch navigation and operation interfaces.
Automotive Systems:Applied in in-vehicle touch panels, infotainment controls, and climate adjustment interfaces, ensuring reliable touch response under temperature fluctuations.
Retail&Commercial Devices:Utilized in POS terminals, self-service kiosks, and ticketing machines to facilitate fast and accurate touch-driven transactions.
The ADS7843E/2K5 is a high-precision, low-power touch screen controller with strong adaptability. Its combination of 12-bit resolution, wide operating range, and compact design makes it an ideal choice for touch-enabled applications across industrial, medical, consumer, and automotive fields.
Industry Information
