IC-PV Datasheet, PDF (3/28 Pages) IC-Haus GmbH – BATTERY-BUFFERED HALL MULTITURN ENCODER

iC-PV
BATTERY-BUFFERED HALL MULTITURN ENCODER
CONTENTS
Rev E2, Page 3/28
PACKAGING INFORMATION
PIN CONFIGURATION
QFN16 3 mm x 3 mm (top view) . . . . .
PACKAGE DIMENSIONS . . . . . . . . . . .
ABSOLUTE MAXIMUM RATINGS
4 MULTITURN COUNTER
16
4 ^{I2C MULTI-MASTER INTERFACE TO}
5
EEPROM INTERFACE AND CRC
PROTECTION
17
6
Example of CRC Calculation Routine . . . . 17
THERMAL DATA
6 ^{SUPPLY SWITCH AND BATTERY MONITORING 18}
ELECTRICAL CHARACTERISTICS
7 ^{BIAS AND OSCILLATOR CALIBRATION}
18
OPERATING REQUIREMENTS
Serial and Parallel Interface . . . . . . . . . .
9 ^{CALCULATING CURRENT CONSUMPTION}
19
9
Interface Mode (SEL = LOW) . . . . . . . . . 19
Parallel Encoder Mode (SEL = HIGH) . . . . 19
CONFIGURATION PARAMETERS
REGISTER MAP (iC-PV and EEPROM)
10
APPLICATION NOTES: Operating distance
10
sensor to magnet
20
SENSOR PRINCIPLE
11
APPLICATION NOTES: Singleturn iCs with
multiturn interface (SSI-Mode)
21
POSITION OF THE HALL SENSORS
11 _{APPLICATION NOTES: Chain operating mode 23}
HALL SENSOR CONDITIONING: ANGLE
OFFSET AND CODE DIRECTION
MODE SELECT INPUT SEL
APPLICATION NOTES: iC-PV as battery
12
powered revolution counter or metering
device
24
13
APPLICATION NOTES: iC-PV as 3 bit parallel
STARTUP BEHAVIOR AND PRESET FUNCTION 13
mode (µC application)
25
SERIAL INTERFACE (SEL = LOW)
14 DESIGN REVIEW : Notes On Chip Functions 25
PARALLEL MODE (SEL = HIGH)
16 REVISION HISTORY
26