IC-TW3 Datasheet, PDF (8/24 Pages) IC-Haus GmbH – SENSOR SIGNAL CONDITIONER WITH TEMPERATURE COMPENSATION AND LINE DRIVER

iC-TW3 SENSOR SIGNAL CONDITIONER WITH
TEMPERATURE COMPENSATION AND LINE DRIVER
PROGRAMMING
Rev B1, Page 8/24
Register Map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 9
I2C INTERFACE . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 11
CHECKSUM: EEPROM Checksum
Automatic Compensation . . . . . . . . . . . . . . . . . Page 18
VEXT:
Target voltage select
DYNAMIC: Automatic compensation control
FREQ:
Automatic adaption frequency
GENTLE:
Automatic compensation update rate
1-Wire Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 12
A/B Signal Path . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 14
SINGLEIN: Single ended input functionality
ENSIGAB: Input signal error detection control
CGAINA/B: Coarse gain select for channel A/B
COFSA/B: Coarse offset select for channel A/B
DGAINA/B: Dynamic gain on channel A/B
DOFSA/B: Dynamic offset on channel A/B
OGAIN:
Output amplifier gain select on chan-
nel A/B
FILTER:
Signal path filter select
PDA/B:
Power down control for channel A/B
Z Signal Path (Index) . . . . . . . . . . . . . . . . . . . . . . Page 16
SINGLEZ: Single ended input functionality for in-
dex channel Z
MODEZ:
Channel Z output mode select
BYPASSZ: Channel Z comparator bypass control
GAINZ:
Gain select for channel Z
OFSZ:
Offset select for channel Z
OGAINZ:
Output amplifier gain select on chan-
nel Z
ENSIGZ:
Input signal error detection control on
channel Z
PDZ:
Power down control for channel Z
POLARITYZ: Channel Z polarity select
Temperature Sensing . . . . . . . . . . . . . . . . . . . . . Page 19
XCELSIUS: Temperature sensor select
FCELSIUS: Fine temperature offset value
CCELSIUS: Coarse temperature offset value
CELSIUS: Current temperature value
Error Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . Page 20
ERR_SIG: Signal unconnected alarm
ERR_TEMP: Temperature alarm
ERR_EE:
EEPROM error condition
Temperature Compensation . . . . . . . . . . . . . . Page 21
TEMP:
Temperature compensation control
Test Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 22
PD_CELSIUS: Power down control for internal tem-
perature sensor
TEST_CLK: Internal test clock oscillator control
CLKDIV:
Internal clock divider select
Typical Applications . . . . . . . . . . . . . . . . . . . . . . Page 23