IC-MH16_15 Datasheet, PDF (1/25 Pages) IC-Haus GmbH – 12-BIT ANGULAR HALL ENCODER

iC-MH16
12-BIT ANGULAR HALL ENCODER
preliminary
Rev A1, Page 1/25
FEATURES
• Real-time system for full resolution at up to 200 000 rpm
• Integrated Hall sensors with automatic offset compensation
• 4x sensor arrangement for fault-tolerant adjustment
• Amplitude control for optimum operating point
• FlexCount^® interpolator with 1 to 1024 CPR,
resolution up to 4 096 / 0.08 °
• UVW commutation signals with 1 to 16 CPR,
for motors of up to 16 pole pairs
• Programmable resolution, hysteresis, edge spacing, zero
position and rotating direction
• Up to 16 MHz incremental edge rate
• RS422-compatible AB encoder signals with index Z
• BiSS/SSI interface for data output and configuration
• Integrated Zapping ROM for default setup and OEM data
• Errors signalized via pin and serial interface
• Single 5 V supply with reversed-polarity monitoring and
sub-system switching
• Extended temperature range from -40 to +125 °C
APPLICATIONS
• Digital angular sensor technology,
0–360 °
• Incremental angular encoder
• Absolute angular encoder
• Brushless motors
• Motor feedback
• Rotational speed control
PACKAGES
QFN28
5 mm x 5 mm x 0.9 mm
RoHS compliant
BLOCK DIAGRAM
P0
P1
P2
P3
PTE
NWARN
NERR
PORTS
TEST
ERROR MONITOR
VZAP
16 Byte ZAPROM
ZAP CONTROL
ZAPROM
B
PSIN
B
PCOS
B
NCOS
B
NSIN
HALL SENSOR
VPA
VPD
12 BIT
CONVERSION
LOGIC
SIN/DIG
VDD
A
NA
B
NB
Z
NZ
INCR INTERFACE
SIN ² +COS²
AMPLITUDE
CORRECTION
AMPL CONTROL
0x00
0x0F
0x10
0x20
0x77
0x7F
RAM
U
V
W
SIN/COM
COMM INTERFACE
iC-MH16
MA
SLO
BIAS/VREF
SLI
BISS INTERFACE
VNA1 VNA2 VND
GND
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http://www.ichaus.com