Product Summary

The ADS7846N/2K5G4 is a touch screen controller. It is 100% pin-compatible with the existing ADS7843, and drops into the same socket. This allows for easy upgrade of current applications to the new version. The ADS7846N/2K5G4 also has an on-chip 2.5V reference that can be used for the auxiliary input, battery monitor, and temperature measurement modes. The applications of the ADS7846N/2K5G4 are personal digital assistants, portable instruments, point-of-sale terminals, pagers, touch screen monitors, cellular phones.

Parametrics

ADS7846N/2K5G4 absolute maximum ratings: (1)+VCC to GND:–0.3V to +6V; (2)Analog Inputs to GND:–0.3V to +VCC+ 0.3V; (3)Digital Inputs to GND:–0.3V to +VCC+ 0.3V; (4)Power Dissipation:250mW; (5)Maximum Junction Temperature:+150℃; (6)Operating Temperature Range:–40℃ to +85℃; (7)Storage Temperature Range:–65℃ to +150℃; (8)Lead Temperature (soldering, 10s):+300℃.

Features

ADS7846N/2K5G4 features: (1)same pinout as ADS7843; (2)2.2V to 5.25V operation; (3)internal 2.5V reference; (4)direct battery measurement (0V to 6V); (5)on-chip temperature measurement; (6)touch-pressure measurement; (7)QSPITM/SPITM3-wire interface; (8)auto power-down; (9)TSSOP-16, SSOP-16, QFN-16, and VFBGA-48 packages.

Diagrams

ADS7846N/2K5G4 block diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)		 Quantity
ADS7846N/2K5G4
ADS7846N/2K5G4
Texas Instruments
Touch Screen Converters & Controllers 4-wire Touch Screen Controller
Data Sheet
0-1900: $1.62
1900-2000: $1.60
2000-2500: $1.60
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(USD)		 Quantity
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