Intellitouch Ultra Serial Controller (E281-2310); Electrical; Supply Voltage And Current; Interface - Elo TouchSystems IntelliTouch Ultra Product Manual

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Appendix C - Specif Appendix
I I
NTELLI NTELLI

Electrical

Electrical
C - Specifications ications
T T U U S S
OUCH OUCH LTRA LTRA
Supply Voltage and Current Supply Voltage and Current
+5 Vdc, nominal (+4.75 to +5.25 Vdc). +5 Vdc, nominal (+4.75 to +5.25 Vdc).
140 mA, typical at +5 Vdc. Average power dissipation is 0.7 W, typical. 140 mA, typical at +5 Vdc. Average power dissipation is 0.7 W, typical.
Supply must be capable of sourcing 200 mA, minimum, and have a rise time of Supply must be capable of sourcing 200 mA, minimum, and have a rise time of
less than 100 ms. less than 100 ms.
Total noise and ripple requirement must be less than 100 mV (p-p) for frequencies Total noise and ripple requirement must be less than 100 mV (p-p) for frequencies
below 1 MHz, and less than 5 mV (p-p) for frequencies above 1 MHz. below 1 MHz, and less than 5 mV (p-p) for frequencies above 1 MHz.
Interface Interface
EIA 232D (Serial RS-232), DCE configuration. 8 Data Bits, 1 Stop Bit, No Parity, EIA 232D (Serial RS-232), DCE configuration. 8 Data Bits, 1 Stop Bit, No Parity,
Half Duplex. Hardware handshaking: DTR/DSR, RTS/CTS. Half Duplex. Hardware handshaking: DTR/DSR, RTS/CTS.
Acknowledgments for command set and query. Acknowledgments for command set and query.
Baud Rate Baud Rate
9600 only. 9600 only.
Operating Modes Operating Modes
Binary in SmartSet or E281A-4002 protocols, jumper selectable. Binary in SmartSet or E281A-4002 protocols, jumper selectable.
Initial/Stream/Untouch/Z-axis Enable Modes. Initial/Stream/Untouch/Z-axis Enable Modes.
Touch Resolution Touch Resolution
Approximately 4096x4096, size independent, 255 levels of Z (pressure). Approximately 4096x4096, size independent, 255 levels of Z (pressure).
Conversion Time Conversion Time
Less than 10 ms per coordinate report. Less than 10 ms per coordinate report.
Reliability Reliability
MTBF greater than 528,000 hours per MIL-HDBK-217-F2 using parts stress MTBF greater than 528,000 hours per MIL-HDBK-217-F2 using parts stress
calculation method. calculation method.
C C
ERIAL ERIAL ONTROLLER ONTROLLER
(E281-2310) (E281-2310)