3通道同时采样13位正余弦波插补细分芯片, 游标技术

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

可编程9位正余弦波插补细分芯片, 带 RS422 失效保护线驱动器

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

  
  

可编程12位正余弦波插补细分芯片, 带 RS422 线驱动器

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位采样保持正余弦波插补细分器, 带控制器接口

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位正弦数字转换处理器, 带波形适应

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位信号调节插补细分器, BiSS-C 接口

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位信号调节插补细分器, 2-wire 接口

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位正余弦Flash转换器, 引脚选择性配置插值至16倍

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位正余弦Flash转换器, 引脚选择性配置插值至16倍 (半周期指数)

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

可编程8位正余弦插补细分器, 带 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位正余弦插补细分器, 带自动校准 - (新)

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位正余弦插补细分器, 带自动校准

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位正余弦波插补细分芯片, 带 RS422 线驱动器

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位游标编码器带3通道采样14位正弦到数字细分器

描述

iC-MNF是一個三通道編碼器器件，同步採樣正弦到數位轉換器，其內插的正弦/余弦感測器利用高精度SAR轉換器具有一個可選擇的高達14比特分辯率。每個輸入都有一個單獨的採樣和保持階段，凍結跟踪訊號用於後續連續的數位化。可配置不同的2軌道和3軌道遊標量測計算和多圈齒輪箱同步管道，實現高解析度角度位置計算；這些計算允許最多26比特的角度分辯率。

應用

l 光學和磁性位置感測器

l 多通道正弦到數位轉換器

l 單圈和多圈絕對值編碼器

l 絕對位置線性尺規

特點

l 快速14比特正弦到余弦轉換在3μs以內

l 3通道同步採樣

l 2軌道或3軌道遊標計算高達26比特單圈位置

l SPI介面和失效-安全的RS422收發器用於BiSS C，SSI

l 差分1 Vpp正弦/余弦輸出100Ω，防短路保護功能

l 差分和單端PGA輸入頻率高達200kHz

l 輸入適應電流或電壓訊號

l 可調節訊號偏移，幅度和相位

l 輸入信號穩定由LED或MR橋電流控制

l 串列2線介面到多圈感測器（BiSS，SSI，2比特）

l 位置預設功能，可選擇向上/向下程式碼方向

l 外部轉換控制復位輸入

l 器件設定通過I/O介面（BiSS或SPI）

l CRC保護配寘，OEM和用戶數據從外部EEPROM

l 反極性保護和容錯輸出

l 單5 V供電，操作從- 40℃到+125℃

特点：

• 具有任何输入分辨率的任何输出分辨率

• 独立编程的 ABZ、UVW 和 BiSS 分辨率

• 用于外部转数计数器的绝对数据接口

• BiSS C 模式接口（编码器配置文件 3、3S 和 4）

• 通过 SPI 的 26 位单圈位置和 32 位转数

• 用于编码参考标记和接触式探针应用的四个捕获寄存器

• 偏心补偿

• 输入频率高达 700 kHz

• AB 输出频率高达 12.5 MHz

• 用于 ABZ 或 UVW 的差分 RS422 线路驱动器输出

• ABZ、UVW、BiSS 同步单端输出

• 幅度、偏移和相位误差的自动补偿

• 用于超低输出抖动的数字滤波

• 用于现场重新配置的编码器链接接口

• 内部 EEPROM 和振荡器

• 通过 PWM 输出控制 LED 强度

• 低延迟（2.4 μs 或 5.0 μs）

• 与 iC-TW28 引脚兼容