IC-MR Datasheet, PDF (3/44 Pages) IC-Haus GmbH – 13-BIT S&H SIN/COS INTERPOLATOR WITH CONTROLLER INTERFACES

iC-MR 13-BIT S&H SIN/COS
preliminary
INTERPOLATOR WITH CONTROLLER INTERFACES
CONTENTS
Rev A1, Page 3/44
PACKAGING INFORMATION
PIN CONFIGURATION QFN48-7x7
(topview) . . . . . . . . . . . . . . . . .
ABSOLUTE MAXIMUM RATINGS
THERMAL DATA
4
Acquiring position data . . . . . . . . . . . . . 28
4 ^{EEPROM INTERFACE}
29
Address range . . . . . . . . . . . . . . . . . 29
5
Accessing external memory banks . . . . . . 30
Startup and selection of I/O interface . . . . . 30
5
ELECTRICAL CHARACTERISTICS
OPERATING CONDITIONS:
PARALLEL I/O INTERFACE
PARALLEL I/O INTERFACE
31
6
Reading out registers . . . . . . . . . . . . . 31
Writing to registers . . . . . . . . . . . . . . . 31
11
Reading out position data . . . . . . . . . . . 31
OPERATING CONDITIONS:
SERIAL I/O INTERFACE
CONFIGURATION PARAMETERS
REGISTER MAP
SERIAL I/O INTERFACE: BiSS C
34
12
Configuration . . . . . . . . . . . . . . . . . . 34
Register communication . . . . . . . . . . . . 35
14
Commands . . . . . . . . . . . . . . . . . . . 35
15
Configuration examples . . . . . . . . . . . . 35
OPERATING MODES
18 ^{SERIAL I/O INTERFACE: SSI}
36
Calibration modes . . . . . . . . . . . . . . . 18
Configuration . . . . . . . . . . . . . . . . . . 36
Configuration examples . . . . . . . . . . . . 36
BIAS CURRENT SOURCE AND SIGNAL
FILTER
18 SERIAL I/O INTERFACE: SPI
37
Bias current source . . . . . . . . . . . . . . . 18
Register access . . . . . . . . . . . . . . . . 37
Signal filter . . . . . . . . . . . . . . . . . . . 18
Cyclic readout . . . . . . . . . . . . . . . . . 37
SIGNAL CONDITIONING
19 ABSOLUTE DATA INTERFACE (ADI)
37
Input configuration . . . . . . . . . . . . . . . 19
Gain settings SIN and COS . . . . . . . . . . 20 ^{SAFETY FEATURES}
40
Offset calibration SIN and COS . . . . . . . . 20
CRC Verification . . . . . . . . . . . . . . . . 40
Phase correction SIN vs. COS . . . . . . . . 21
Safety register . . . . . . . . . . . . . . . . . 40
Diagnostic data . . . . . . . . . . . . . . . . . 22
Status and command register . . . . . . . . . 41
Error mask . . . . . . . . . . . . . . . . . . . 41
AMPLITUDE CONTROL
23
Life counter . . . . . . . . . . . . . . . . . . . 42
12-BIT A/D CONVERTER
24 DESIGN REVIEW: Application notes
43
INTERPOLATOR AND CYCLE COUNTER
26 REVISION HISTORY
43