iC-NQ
13-Bit Sin/D-Converter With Calibration featuring BiSS interface.
NOTE: NOT FOR NEW PROJECTS. PLEASE USE iC-NQC AS REPLACEMENT
Features
Resolution of up to 8192 angle steps per sine/cosine period.
Binary and decimal resolution settings, e.g. 500, 512, 1000, 1024; programmable angle hysteresis.
Conversion time of just 250 ns including amplifier settling.
Count-safe vector follower principle, realtime system with 70MHz sampling rate.
Direct sensor connection; selectable input gain.
Front-end signal conditioning features offset (8 bit), amplitude ratio (5 bit) and phase (6 bit) calibration.
250kHz input frequency.
Parameterization and absolute angle output via bidirectional high-speed synchronous-serial BiSS Interface (B mode).
A QUAD B incremental outputs with selectable minimum transition distance (e.g. 0.25µs for 1MHz at A).
Index signal processing adjustable in position and width.
Fault monitoring: frequency, amplitude, configuration (CRC).
Multiturn counting to 8 bit or 24 bit.
Fully re-programmable by BiSS interface with access to serial EEPROM to store setup.
ESD protection and TTL-⁄CMOS-compatible outputs.
Manufacturer: iCHaus GmbH
Description
Applications
Interpolator IC for position data acquisition from analog sine/cosine sensors
Optical linear⁄rotary encoders
MR sensor systems
Packages
TSSOP20
Additional information
| Type | Encoder – Interpolators |
|---|
