IC-PVL Datasheet, PDF (1/33 Pages) IC-Haus GmbH – LINEAR/OFF-AXIS BATTERY-BUFFERED HALL MULTITURN ENCODER

iC-PVL LINEAR/OFF-AXIS
preliminary
BATTERY-BUFFERED HALL MULTITURN ENCODER
Rev B3, Page 1/33
FEATURES
• Integrated Hall sensors with automatic gain and offset control
• For magnetic scales of 1.0 up to 5.0 mm pole width
• Current consumption of only 2 µA to 30 µA in typ. applications
• Tracking speed of up to 24 m/s (1.5 mm poles)
or 15 000 rpm (32 pole pairs)
• Configurable multiturn counting up to 40 bits
• Adjustable period count per revolution:
FlexCount® logic for 1 to 256 pole pairs
• Serial, parallel and incremental singleturn operating modes
• SSI multiturn data output with error, warning, parity, and
synchronization bits
• Multiturn preset by pin or command
• I²C master function for initial boot-up from EEPROM
• I²C slave function for controller operation
• Supply voltage of 3.0 V to 5.5 V
• Automatic low-power operation on backup battery
• Overspeed, battery and RAM (CRC) monitoring
• Space-saving 16-pin QFN package
APPLICATIONS
• Absolute hollow-shaft position
encoders
• Gearless revolution counting
• Linear position sensors
• Metering applications
• Battery-powered portable
equipment
PACKAGES
QFN16
4 mm x 4 mm x 0.9 mm
RoHS compliant
BLOCK DIAGRAM
iC-PVL
VBAT
Supply Switch
VDD
Monitor
SCL
SDA
DI_P1
CLK_N1
SEL
PRE
I²C
MultiMaster
or Slave
RAM
Config
Position Encode
Operating Mode Selection
Hall Control
Logic + Serial Interface
SSI Interface
Serial/
Parallel
Output
+- _{1 1 0} 0 _{1 1}
Multiturn Counter
Flexcount
Error
Monitor
Oscillator
-
B
+
B
B
-
B
+
Hall Sensor Line
GND
SIN
DIG
SIN/DIG Converter
VDDS
DO_P0
N0
NERR
NWRN
P2
N2
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