IC-MV Datasheet, PDF (3/28 Pages) IC-Haus GmbH – 8-BIT HALL ENCODER

iC-MV 8-BIT HALL ENCODER WITH
CASCADABLE SERIAL INTERFACE
CONTENTS
preliminary
Rev B1, Page 3/28
PACKAGING INFORMATION
PIN CONFIGURATION
QFN16 (3 mm x 3 mm) . . . . . . . . . .
PACKAGE DIMENSIONS . . . . . . . . . . .
4
MODE(2:0): Operating Mode . . . . . . . . . 17
4 ^{EEPROM INTERFACE AND DEVICE}
5
ADDRESSING
18
ABSOLUTE MAXIMUM RATINGS
6 ^{SERIAL INTERFACE (SSI)}
18
THERMAL DATA
6 ^{ABZ INTERFACE}
19
ELECTRICAL CHARACTERISTICS
7
OPERATING REQUIREMENTS
9
Serial Interface (SSI) . . . . . . . . . . . . . . 9
CONFIGURATION
10
THE SENSOR PRINCIPLE
11
HALL SENSORS AND SIGNAL CONDITIONING 11
MULTITURN PRINCIPLE
13
ADJUSTMENT
19
Adjustment: Axial . . . . . . . . . . . . . . . . 19
Justage: Radial . . . . . . . . . . . . . . . . . 19
SYNCHRONIZATION
20
Calculation example for a gear reduction of 1:16 20
Synchronization Monitoring . . . . . . . . . . 20
ERROR HANDLING
21
CRC Error . . . . . . . . . . . . . . . . . . . . 21
Error Bit Options . . . . . . . . . . . . . . . . 21
REGISTERS
14 ^{SCAN TEST}
21
OFFSET(7:0): Position Offset . . . . . . . . . 14
DIR: Code Direction . . . . . . . . . . . . . . 14 ^{APPLICATION EXAMPLES}
22
RNF: Edge of Data Output . . . . . . . . . . 14
iC-MHM with 4 iC-MVs . . . . . . . . . . . . . 22
EMODE(2:0): Error Bit Options . . . . . . . . 14
iC-MN with 3 iC-MVs . . . . . . . . . . . . . . 22
DL(2:0): Data Length . . . . . . . . . . . . . 15
iC-MU with 3 iC-MVs . . . . . . . . . . . . . . 23
ERRSY: Synchronization Monitoring . . . . . 15
iC-LGC with 3 iC-MVs . . . . . . . . . . . . . 24
NOSBY: Standby Enable . . . . . . . . . . . 15
MV1A with 4 iC-MVs . . . . . . . . . . . . . . 25
LOPM: Low Power Mode . . . . . . . . . . . 15 _{DESIGN REVIEW: Notes On Chip Functions 26}
ENPU: Pull-up Enable . . . . . . . . . . . . . 15
SYNC: Position Data Synchronization . . . . 15 REVISION HISTORY
27