iC-HD2
QUAD DIFFERENTIAL LINE DRIVER
Rev A5, Page 1/8
FEATURES
o
Complementary short-circuit-proof push-pull driver stages for
RS422 and 24 V applications up to 2 MHz
o
Pin-compatible to xx2068
o
Integrated line adaptation for high signal quality at 24 V
o
Moderate slew rate reduces EMI
o
High driving capability of typically 200 mA at 24 V
o
Output saturation of just 0.3 V at 40 mAdc
o
Tristate function with excessive temperature
o
Error messaging with excessive temperature and undervoltage
o
TTL-/CMOS-compatible Schmitt trigger inputs,
voltage-proof to 40 V
o
Tristate function for bus applications
o
Integrated 5 V voltage regulator for 5mA
o
4.5 to 35 V single supply operation with low static power
dissipation
o
Operating temperature from -25 to 125 °C (-40 °C is optional)
APPLICATIONS
o
Line drivers for 24 V control
engineering
o
Linear scales and encoders
o
Sensor systems
PACKAGES
TSSOP20
RoHS compliant
BLOCK DIAGRAM
4.5..35 V
4.5..35 V
iC-HD2
NEN
VB
NERR
UNDERVOLTAGE &
OVERTEMPERATURE
RL
DRIVER STAGES
O1
NO1
LINE
I1
O2
I2
NO2
O3
NO3
I4
O4
NO4
I3
PLC
+5 V, 5 mA
C
ref
VREF
GND1 GND2
Copyright © 2010 iC-Haus
ICHAUS [ IC-HAUS GMBH ]
