3-Channel, Simultaneous Sampling 13-Bit Sin/Cos Interpolation IC with Nonius Calculation

Features

• 3 chan. simultaneous sampling 13 bit sine-to-digital conversion

• Differential and single-ended voltage or current PGA inputs to 200 kHz

• Adjustable signal conditioning for offset, amplitude and phase

• Input signal stabilization by LED or MR bridge supply tracking (via controlled 50 mA and 2 x 10 mA highside sources)

• 2 or 3 track nonius calculation of up to 25 bit singleturn position

• Data update within 7 μs supported by flash period counting

• Serial 2-wire interface to multiturn sensors (BiSS, SSI, 2-bit)

• Fast, serial I/O interface with fail-safe RS422 transceiver (SSI to 4 MHz, BiSS C to 10 MHz)

• Differential 1 Vpp sin/cos outputs to 100 Ohm, short-circuit-proof

• Signal and system monitoring with configurable error/warning messaging and diagnosis memory

• Reverse-polarity-proof and tolerant against faulty output wiring

Applications

• Multi-channel sine-to-digital converter

• Optical and magnetic position sensors

• Singleturn and multiturn absolute encoders

• Linear scales for absolute position

Programmable 9-Bit Sin/Cos Interpolation IC with Fail-Safe RS422 Line Driver

Features      

• No-latency sine-to-digital conversion to 400 angle steps

• 200 kHz input frequency for interpolation factors of x1 to x5 (10 kHz for x100)

• Flexible I/O pin configuration due to signal path multiplexers

• PGA inputs for differential and single-ended voltage/current signals

• Signal conditioning for offset, amplitude and phase

• Controlled 50 mA current source as LED or MR bridge supply

• Fault-tolerant RS422 line drivers to 50 mA

• Quadrature signals with selectable min. phase distance for glitch free counter control

• Index signal processing with adjustable position and length

• Supply monitoring with power switch for reverse polarity tolerant systems

• Excessive temperature protection with sensor calibration

• Signal and operation monitoring with programmable alarm output, driver shutdown and error memory

Applications

• Optical and magnetic position sensors

• Rotary encoders

• Linear encoders

Programmable 12-Bit Sin/Cos Interpolation iC with RS422 Driver

Features      

• Latency-free sine-to-digital conversion with up to 4000 steps resolution

• Input frequency 200 kHz (x10)...2 kHz (x1000)

• Flexible I/O pin configuration due to signal path multiplexers

• PGA inputs for differential and single-ended voltage/current signals

• Signal conditioning for offset, amplitude and phase

• Controlled 50 mA current source as LED or MR bridge supply

• Fault-tolerant RS422 50 mA sink/source out. up to 5 MHz

• Spike-proof output due to selectable min. phase distance

• Index signal processing with adjustable position and length

• Supply monitoring with power switch for reverse polarity tolerant systems

• Excessive temperature protection with sensor calibration

• Signal and operation monitoring with programmable alarm output, driver shutdown and error memory

Applications      

• Optical and magnetic position sensors

• Linear scales

• High-resolution angle sensing

13-Bit S&H Sin/Cos Interpolator with Controller Interfaces

Features      

• Fast 13-bit sine-to-digital conversion within 2 μs

• Precision PGA inputs for differential and single-ended voltage/current signals of up to 500 kHz

• Signal conditioning for offset, amplitude, and phase

• Input signal stabilization through LED or MR bridge current control of up to 50 mA

• 8-bit parallel and serial I/O interfaces (BiSS, SSI, and SPI)

• Absolute data interface (BiSS/SSI) for position preset

• Up to 50 bit period counting with selectable single-/multiturn splitting

• 12-bit A/D converter for temperature sensing

• Special functions for safety applications (signal monitoring, life counter, and extended CRC)

• Current-limited, diff. 1 Vpp sin/cos outputs to 100 Ω

Applications      

• Fast position decoding for safety-oriented encoders

• Motor feedback systems

8-Bit Sine-to-Digital Converter Processor with Waveform Adaptation

Features      

• Real-time interpolator with programmable resolution of up to 256 steps/period

• Calibration features permit adaption of disorted sine/cosine signals

• Incremental A QUAD B or absolute outputs, output frequency

• Fast 24-bit multiturn counting on chip

• Programmable index position

• 8-bit μP interface

Applications       

• Absolute and incremental angle interpolation from sine/cosine input signals

• Interpolating interface for MR sensors and optical analog encoders

13-Bit Signal Conditioning Interpolator with BiSS C Interface

Features      

• Resolution of up to 8,192 angle steps per sine period

• Count-safe vector follower principle, real-time system (conversion time 250 ns) with 70 MHz sampling rate

• Input frequency of up to 250 kHz

• Signal conditioning for offset, amplitude and phase

• A/B quadrature signals of up to 2 MHz with adjustable minimum transition distance

• Zero signal processing, adjustable in index position and width

• Absolute angle output via fast serial interface (BiSS, SSI)

• Period counting with up to 24 bits

• Error monitoring of frequency, amplitude and configuration

Applications      

• Interpolator IC for angle resolution from sine/cosine sensor signals

• Optical encoders

• MR sensor systems

13-bit Signal Conditioning Interpolator with 2-Wire Interface

Features      

• Resolution of up to 8,192 angle steps per sine period

• Count-safe vector follower principle, real-time system (conversion time 250 ns) with 70 MHz sampling rate

• Input frequency of up to 250 kHz

• Signal conditioning for offset, amplitude and phase

• A/B quadrature signals of up to 2 MHz with adjustable minimum transition distance

• Zero signal processing, adjustable in index position and width

• Serial output of absolute angle data at clock rates of up to 10 MHz

• Period counting with up to 24 bits

• Error monitoring of frequency, amplitude and configuration

Applications

• Interpolator IC for angle resolution from sine/cosine sensor signals

• Optical encoders

• MR sensor systems

6-Bit Sin/Cos Flash Converter with Pin-Selectable Interpolation (to x16)

Features

• Fast flash converter

• Selectable resolution of up to 64 steps per cycle and up to 16-fold interpolation

• Integrated instrumentation amplifiers with adjustable gain

• 200kHz input frequency with the highest resolution

• Incremental A QUAD B output of up to 3.2 MHz

• Integrated glitch filter

• Reversed A/B phase selectable

• Index signal processing with half cycle index output

• Pin-configurable

Applications

• Angle interpolation from sine/cosine input signals

• Linear and rotary encoders

• MR sensor systems

6-Bit Sin/Cos Flash Converter with Pin-Selectable Interpolation (to x16), half-cycle index

Features

• Fast flash converter

• Selectable resolution of up to 64 steps per cycle and up to 16-fold interpolation

• Integrated instrumentation amplifiers with adjustable gain

• 200kHz input frequency with the highest resolution

• Incremental A QUAD B output of up to 3.2 MHz

• Integrated glitch filter

• Reversed A/B phase selectable

• Index signal processing

• Pin-configurable

Applications

• Angle interpolation from sine/cosine input signals

• Linear and rotary encoders

• MR sensor systems

Programmable 8-Bit Sin/Cos Interpolation IC with EEPROM

Features      

• Interpolation rate fully programmable from 1 to 256 steps per cycle

• Latency less than 500 ns

• Direct sensor connection, selectable input gain, input signal 10 mV to 1.5 V peak-peak differential

• Max input frequency 460 kHz at interpolation rate <= 64, 230 kHz <= 115="" khz=""> 128

• Differential index gating input with fine adjustable offset (single ended by connection to VC)

• Output modes quadrature ABZ, up/down, increment/direction or 3 phase commutation

• Programmable filter and hysteresis

• Fully re-programmable with access to internal E2PROM to store setup and customer data

Applications

• Interpolator iC for position data acquisition from analog sin/cosine sensors

• Optical linear/rotary encoders

• Magneto resistive (MR) sensors/encoders

10-Bit Sin/Cos Interpolator with Auto-Calibration - (new)

Features      

• Differential PGA inputs for sine, cosine, and index

• 700 kHz input frequency at full resolution

• Automatic compensation of amplitude, offset, and phase errors

• Low latency (typ. 1.5 μs)

• Differential RS422 line driver outputs for ABZ or UVW

• Simultaneous single-ended outputs for ABZ and UVW

• Digital filtering for ultra-low output jitter

• Configured by pins or SPI

• In-field re-configuration via Encoder Link interface

• Easy to use with built-in line driver, EEPROM, and oscillator

• Push-button automatic calibration for fast commissioning

• LED intensity control by PWM output

• 10-bit angle data and 14-bit multi-cycle counter available to SPI

• Single 3.3 V supply

Applications      

• Rotary and linear encoders

• Magnetic or optical sin/cos sensor interface

• Brushless motor commutation (2...64 poles)

• Embedded motion control

16-Bit Sin/Cos Interpolator with Automatic Calibration

Features      

• Input frequency of up to 125 kHz

• Differential sine/cosine input signal range of 20 mV to 1.4 V peak-peak

• Binary/decimal interpolation factors from x0.25 to x16384

• Post-AB divider [1/1 to 1/32] allows fractional resolution

• Simple automatic one-pin calibration

• Easy configuration: by static pins (for generic ABZ output)

• Advanced configuration: 1-wire interface, 3 and 4-wire SPI (32 MHz), serial I2C EEPROM

• PWM or ABZ quadrature encoder output signals

• Incremental ABZ output to 8 MHz (32 MHz edge separation)

• Position and velocity read-out (32 bit SPI)

• Sophisticated error handling and signal monitoring

• Static 64 position LUT to compensate for arbitrary sensor distortions

• Supply voltage range of 3.1 V to 5.5 V

Applications

• Sine/cosine interpolation

• Signal conditioning with auto calibration

• Linear and rotary encoders

• Flexible incremental encoder systems

8-Bit Sin/Cos Interpolation iC with RS422 Driver

Features

• Real-time tracking, no-missing-code interpolation

• Selectable interpolation factors: x1, x2, x5, x10, x20, x25, x50

• 100 kHz input frequency at highest resolution

• Differential and single-ended PGA inputs for voltage or current signals

• Signal conditioning for offset, amplitude and phase

• Controlled 50 mA current source as LED or MR bridge supply

• Encoder quadrature output via short-circuit-proof 20 mA push-pull line drivers (RS422)

• Fail-safe counting assured by a guaranteed minimum phase distance

• Index signal generation at selectable positions with adjustable length

• Sub-system power switch offers reverse polarity protection for the overall system

• Loss-of-signal indicator

Applications

• Optical and magnetic position sensors

• Rotary encoders

• Linear encoders

  
  

iC-MNF 

26比特遊標編碼器帶3通道採樣14比特正弦到數位細分器

描述

iC-MNF是一个三通道编码器器件，同步采样正弦到数字转换器，其内插的正弦/余弦传感器利用高精度SAR转换器具有一个可选择的高达14位分辨率。每个输入都有一个单独的采样和保持阶段，冻结跟踪信号用于后续连续的数字化。可配置不同的2轨道和3轨道游标测量计算和多圈齿轮箱同步方式，实现高分辨率角度位置计算;这些计算允许最多26位的角度分辨率。

应用

l 光学和磁性位置传感器

l 多通道正弦到数字转换器

l 单圈和多圈绝对值编码器

l 绝对位置线性标尺

特点

l 快速14位正弦到余弦转换在3μs以内

l 3通道同步采样

l 2轨道或3轨道游标计算高达26位单圈位置

l SPI接口和失效-安全的RS422收发器用于BiSS C,SSI

l 差分1 Vpp 正弦/余弦输出100Ω,防短路保护功能

l 差分和单端PGA输入频率高达200kHz 

l 输入适应电流或电压信号

l 可调节信号偏移,幅度和相位

l 输入信号稳定由LED或MR桥电流控制

l 串行2线接口到多圈传感器(BiSS,SSI,2位)

l 位置预设功能,可选择向上/向下代码方向

l 外部转换控制复位输入

l 器件设置通过I/O接口(BiSS或SPI) 

l CRC保护配置, OEM和用户数据从外部EEPROM

l 反极性保护和容错输出

l 单5 V供电, 操作从- 40℃ 到+125℃

Features:

• Any output resolution with any input resolution

• Independently-programmed ABZ, UVW, and BiSS resolutions

• Absolute data interface for external revolution counters

• BiSS C-Mode interface (Encoder Profiles 3, 3S, and 4)

• 26-bit single-turn position and 32-bit revolution count via SPI

• Four capture registers for coded reference marks and touch-probe applications

• Eccentricity compensation

• Input frequency up to 700 kHz

• AB output frequency of up to 12.5 MHz

• Differential RS422 line driver outputs for ABZ or UVW

• Simultaneous single-ended outputs for ABZ, UVW, BiSS

• Automatic compensation of amplitude, offset, and phase errors

• Digital filtering for ultra-low output jitter

• Encoder Link interface for in-field re-configuration

• Internal EEPROM and oscillator

• LED intensity control by PWM output

• Low latency (2.4 μs or 5.0 μs)

• Pin-compatible with iC-TW28