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iC-DL 3-Channel Differential Line Driver0 pages
iC-DL
3-CHANNEL DIFFERENTIAL LINE DRIVER
Rev B1, Page 1/9
FEATURES
© 6 current-limited and short-circuit-proof push-pull drivers
© Differential 3-channel operation selectable
© Integrated impedance adaption for 30 to 140
lines
© Wide power supply range from 4 to 40 V
© 200mA output current (at VB = 24 V)
© Low output saturation voltage (< 0.4 V at 30 mA)
© Compatible with TIA/EIA standard RS-422
© Tristate switching of outputs enables use in buses
© Short switching times and high slew rates
© Low static power dissipation
© Schmitt trigger inputs with pull-down resistors, TTL and CMOS
compatible; voltage-proof up to 40 V
© Thermal shutdown with hysteresis
© Error message trigger input TNER
© Open-drain error output NER, active low with excessive chip
temperature and undervoltage at VCC or VB
© Option: Extended temperature range from -40 to 125 °C
APPLICATIONS
© Line drivers for 24 V control
engineering
© Linear scales and encoders
© MR sensor systems
PACKAGES
QFN28 5 x 5 mm²
BLOCK DIAGRAM
VCC
NER
VB1
VB2
VB3
A1 vert. 8V/div. hor. 2ìs/div
A2
A3
A4
A5
A6
GND1
0
0
DIFF
E6
E5
E4
E3
E2
E1
ENA
TNER
GND2 GND3 GND4
ERROR DETECTION
MODE
UNDERVOLTAGE &
OVERTEMPERATURE
1
1
0
1
iC-DL
LINE 100 m
PLC
&
1
Copyright © 2009 iC-Haus http://www.ichaus.com
