B-64 IntelliTouch/SecureTouch G uide
IntelliTouch 2500U U SB Cont ro llerElectrical
Supply Voltage and
Current +5 Vdc, nominal (+4.75 to +5.25 Vdc).
50 mA, typical at +5 Vdc. Average power dissipation is 0.25 W, typical.
Supply must be capable of sourcing 100 mA, minimum.
Total noise and ripple requirement must be less than 100mV (p-p) for frequencies
below 1MHz, and less than 50mV (p-p) for frequencies above 1MHz.
Interface USB High Speed
Plug and play compatible
Operating Modes IntelliTouch SmartSet protocol.
Initial/Stream/ Untouch/ Z- a xi s Ena ble Modes.
Touch Resolution Approximately 4096x4096, size independent, 255 levels of Z (pressure).
Conversion Time Approximately 10.4 ms per coordinate set.
Reliability MTBF greater than 345,000 hours per MIL-HDBK-217-F2 using the parts stress
calculation method for the ground benign environment with an ambient
temperature of 25°C
Environmental
Temperature Operating: 0°C to 65°C
Storage: -25°C το 85°C
Humidity Operating: 10% to 90% RH, non-condensing.
Storage: Same.
Operating Altitude 10,000 feet.
Shock and Vibration Three axis sine wa ve, 50Hz to 2kHz, 1 G, 2 minutes/Octav e with dwell on res onance.
ESD Per EN 6100-4-2 1995: Level 4. Contact discharge 8kV, air discharge 15kV
Flammability The printed circuit board substrate is rated 94V0 . All plastic components, such as
headers and connector , ar e also rated 94V0.
Physical
Characteristics
Construction Four-layer surface-mount design with internal ground plane for EMI suppr ession.
Dimension Total Width: 2.36 inches (59.94 mm), inc luding connectors
Total Length: 3.51 inches (89.03 mm), including connector
Total height: 0.61 inches (15.44 mm)
All mounting holes are plated through-holes for chassis ground connection. Refer to
the drawings at the end of this document.
Connectors and Pin
Definitions The connector configuration permits the controller to be placed in-line between the
touchscreen and a USB hub or host attachment.
USB Output
Connector The USB connector, P2, is a US B Series “B” receptacle as specifie d in section 6.5 of
the USB specification, version 1.1. The pins ar e num bered as shown on page
TableB.1 on page 66.