SNA磁編碼SMC150/200

1.Features

Integrated Hall sensors for two-track scanning. Signal conditioning for offset, amplitude, and phase.Sine/digital real-time conversion with 12-bit resolution 2-track Nonius absolute value calculation up to 18 bits.16, 32, or 64 pole pairs per measurement distance.Enlargement of measurement distance with second SME200 (3-track Nonius)Synchronization of external multi-turnsystems Configuration from an external EEPROM using a multi-master I2C interface Microcontroller-compatible serial interface (SPI, SSI) Incremental quadrature signals with an index (ABZ).

SME150 : Hall sensors optimized for 1.50mm pole width

Package : DFN16 (5.0*5.0*0.9mm)

2.Applications
Rotative / Linear absolute encoders
Single-turn and Multi-turn encoder
Motor feedback encoder
Hollow shaft encoder
Multi-axis measurement system

3.Maximum Ratings & Operating conditions
Operating temperature : -40℃ ~ 115℃
Supply Voltage Range : 4.5~5.5 V
Permissible power dissipation : 400mW

1.Features
Integrated Hall sensors for two-track scanning. Signal conditioning for offset, amplitude, and phase. Sine/digital real-time conversion with 12-bit resolution 2-track Nonius absolute value calculation up to 18 bits. 16, 32, or 64 pole pairs per measurement distance. Enlargement of measurement distance with second SME200 (3-track Nonius)Synchronization of external multi-turn systems Configuration from an external EEPROM using a multi-master I2C interface Microcontroller-compatible serial interface (SPI, SSI) Incremental quadrature signals with an index (ABZ).

SME200 : Hall sensors optimized for 2.00mm pole width
Package : QFN 48L (7.0*7.0*0.75mm)

2.Applications
Rotative / Linear absolute encoders
Single-turn and Multi-turn encoder
Motor feedback encoder
Hollow shaft encoder
Multi-axis measurement system

3.Maximum Ratings & Operating conditions
Operating temperature : -40℃ ~ 115℃
Supply Voltage Range : 4.5~5.5 V
Permissible power dissipation : 400mW

MCU based Encoder SoC

Unified encoder chip including external e-flash, differential line driver for BISS I/Fand PVL IC functions and plus supported 7 GPIOs for external hall sensor ICs(pseudo sensor.

1. Cortex M0+ CPU Core
*AHB, APB BUS
*SRAM, e-flash Memory
*Angle calculation, Auto calibration Logic
*SPI, UART, I2C interface
*External Hall ICs (Pseudo)
*Power save mode

2. Operating Frequency : Max. 26MHz

3. Types Boot
*Internal e-Flash 32KB Memory
*Internal 64KB SRAM
*External Serial Flash Memory

4. Debugger Interface
*SWD
*UART

5. Dedicated Serial Interface for Position Encoder
*SPI
*BISS
*SSI
*Multi-Turn

6. Applications:
*Position Encoder control
*Self calibration
*Pseudo code calculation
*Stand-alone system without any external host or master