STM32F429AG - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 1 Mbyte Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, TFT - 艾金森 Dratk STM32F429AI - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 2 Mbytes Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, TFT - 艾金森 Dratk STM32F429BE - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 512 Kbytes Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, TFT - 艾金森 Dratk STM32F429BG - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 1 Mbyte Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, TFT - 艾金森 Dratk STM32F429BI - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 2 Mbytes Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, TFT - 艾金森 Dratk STM32F429IE - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 512 Kbytes Flash, 180 MHz CPU, ART Accelerateur, Chrom-ART Accelerator, FMC with SDRAM, TFT - 艾金森 Dratk STM32F429IG - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 1 Mbyte Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, TFT - 艾金森 Dratk STM32F429II - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 2 Mbytes Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, TFT - 艾金森 Dratk STM32F429NE - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 512 Kbytes Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, TFT - 艾金森 Dratk STM32F429NG - High-performance and DSP with FPU, ARM Cortex-M4 MCU with 1 Mbyte Flash, 180 MHz CPU, Art Accelerator, SRAM, TFT - 艾金森 Dratk STM32F429NI - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 2 Mbytes Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, TFT - 艾金森 Dratk STM32F429VE - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 512 Kbytes Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FSMC, TFT - 艾金森 Dratk STM32F429VG - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 1 Mbyte Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FSMC, TFT - 艾金森 Dratk STM32F429VI - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 2 Mbytes Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FSMC, TFT - 艾金森 Dratk STM32F429ZE - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 512 Kbytes Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, TFT - 艾金森 Dratk STM32F429ZG - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 1 Mbyte Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, TFT - 艾金森 Dratk STM32F429ZI - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 2 Mbytes Flash, 180 MHz CPU, ART Accelerator, Chrom-ARTAccelerator, FMC with SDRAM, TFT - 艾金森 Dratk STM32F437AI - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 2 Mbytes Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, HW crypto - 艾金森 Dratk STM32F437IG - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 1 Mbyte Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, HW crypto - 艾金森 Dratk STM32F437II - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 2 Mbytes Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, HW crypto - 艾金森 Dratk STM32F437VG - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 1 Mbyte Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FSMC, HW crypto - 艾金森 Dratk STM32F437VI - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 2 Mbytes Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FSMC, HW crypto - 艾金森 Dratk STM32F437ZG - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 1 Mbyte Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, HW crypto - 艾金森 Dratk STM32F437ZI - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 2 Mbyes Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, HW crypto - 艾金森 Dratk STM32F439AI - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 2 Mbytes Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, TFT, HW crypto - 艾金森 Dratk STM32F439BG - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 1 Mbyte Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, TFT, HW crypto - 艾金森 Dratk STM32F439BI - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 2 Mbytes Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, TFT, HW crypto - 艾金森 Dratk STM32F439IG - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 1 Mbyte Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, TFT, HW crypto - 艾金森 Dratk STM32F439II - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 2 Mbytes Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, TFT, HW crypto - 艾金森 Dratk STM32F439NG - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 1 Mbyte Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, TFT, HW crypto - 艾金森 Dratk STM32F439NI - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 2 Mbytes Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, TFT, HW crypto - 艾金森 Dratk STM32F439VG - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 1 Mbyte Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FSMC, TFT, HW crypto - 艾金森 Dratk STM32F439VI - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 2 Mbytes Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FSMC, TFT, HW crypto - 艾金森 Dratk STM32F439ZG - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 1 Mbyte Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, TFT, HW crypto - 艾金森 Dratk STM32F439ZI - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 2 Mbytes Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, TFT, HW crypto - 艾金森 Dratk STM32F446MC - High-performance foundation line, ARM Cortex-M4 core with DSP and FPU, 256 Kbytes Flash, 180 MHz CPU, ART Accelerator, Dual QSPI - 艾金森 Dratk STM32F446ME - High-performance foundation line, ARM Cortex-M4 core with DSP and FPU, 512 Kbytes Flash, 180 MHz CPU, ART Accelerator, Dual QSPI - 艾金森 Dratk STM32F446RC - High-performance foundation line, ARM Cortex-M4 core with DSP and FPU, 256 Kbytes Flash, 180 MHz CPU, ART Accelerator, Dual QSPI - 艾金森 Dratk STM32F446RE - High-performance foundation line, ARM Cortex-M4 core with DSP and FPU, 512 Kbytes Flash, 180 MHz CPU, ART Accelerator, Dual QSPI - 艾金森 Dratk STM32F446VC - High-performance foundation line, ARM Cortex-M4 core with DSP and FPU, 256 Kbytes Flash, 180 MHz CPU, ART Accelerator, Dual QSPI - 艾金森 Dratk STM32F446VE - High-performance foundation line, ARM Cortex-M4 core with DSP and FPU, 512 Kbytes Flash, 180 MHz CPU, ART Accelerator, Dual QSPI - 艾金森 Dratk STM32F446ZC - High-performance foundation line, ARM Cortex-M4 core with DSP and FPU, 256 Kbytes Flash, 180 MHz CPU, ART Accelerator, Dual QSPI - 艾金森 Dratk STM32F446ZE - High-performance foundation line, ARM Cortex-M4 core with DSP and FPU, 512 Kbytes Flash, 180 MHz CPU, ART Accelerator, Dual QSPI - 艾金森 Dratk STM32F469AE - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 512 Kbytes Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, Dual QSPI, TFT, MIPI-DSI - 艾金森 Dratk STM32F469AG - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 1 Mbyte Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, Dual QSPI, TFT, MIPI-DSI - 艾金森 Dratk STM32F469AI - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 2 Mbytes Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, Dual QSPI, TFT, MIPI-DSI - 艾金森 Dratk STM32F469BE - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 512 Kbytes Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, Dual QSPI, TFT, MIPI-DSI - 艾金森 Dratk STM32F469BG - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 1 Mbyte Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, Dual QSPI, TFT, MIPI-DSI - 艾金森 Dratk STM32F469BI - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 2 Mbytes Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, Dual QSPI, TFT, MIPI-DSI - 艾金森 Dratk STM32F469IE - High-performance advanced line, ARM Cortex-M4 core with DSP and FPU, 512 Kbytes Flash, 180 MHz CPU, ART Accelerator, Chrom-ART Accelerator, FMC with SDRAM, Dual QSPI, TFT, MIPI-DSI - 艾金森 Dratk
PGA970
LVDT 传感器信号调节器

热度 31

PGA970器件是一款具有高级信号处理功能的高集成度片上系统 LVDT 传感器信号调节器。该器件配有一个三通道、低噪声、可编程增益模拟前端,允许直接连接感测元件,后接三个独立的 24 位 Δ-Σ ADC。

此外,该器件包含的数字信号解调模块可连接到集成的 ARM-Cortex M0 MCU,从而执行器件非易失性存储器中存储的定制传感器补偿算法。该器件可使用 SPI、OWI、GPIO 或 PWM 数字接口与外部系统通信。模拟输出通过一个 14 位 DAC 和可编程增益放大器来提供支持,从而提供基准或绝对电压输出。感测元件激励通过集成的波形发生器和波形放大器来实现。波形信号数据根据用户自定义存储在指定的 RAM 存储区。

除了主要的功能组件之外,PGA970器件还配有额外的支持电路,例如器件诊断、传感器诊断和集成型温度传感器。这些电路可共同为整个系统和感测元件提供保护及相关完整性信息。该器件还包含一个栅极控制器电路,可在系统电源电压超过 30V 时搭配外部耗尽型金属氧化物半导体场效应晶体管 (MOSFET) 一同调节器件电源电压。


  • 模拟 特性
    • 适用于线性可变差动变压器 (LVDT) 传感器的可编程增益模拟前端
    • 激励波形发生器和放大器
    • 具有幅值和相位解调器的双路 24 位模数转换器 (ADC)
    • 24 位辅助 ADC
    • 片上内部温度传感器
    • 具有可编程增益的 14 位输出数模转换器 (DAC)
    • 内置诊断
  • 数字 特性
    • ARMCortex-M0 微控制器
    • 16KB 铁电 RAM (FRAM) 程序存储器
    • 2KB 通用 RAM
    • 512B RAM 波形发生器查找表
    • 8MHz 片上振荡器
  • 外设 特性
    • 串行外设接口 (SPI)
    • 单线制接口 (OWI)
    • 比例电压输出和绝对电压输出
  • 通用 特性
    • 工作电压范围:3.5V 至 30V
    • 环境温度范围:-40°C 至 +125°C
    • 适用于扩展级电源范围 (>30V) 的 DMOS 栅极控制器

应用

  • 位置传感器信号调节
  • 线性可变差动变压器 (LVDT)
  • 旋转可变差动变压器 (RVDT)
  • 旋变传感器
  • RLC 测量

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PGA970
Resolution(Bits)24
Interface SPI, OWI and Voltage output
Gain(Min)(V/V)1
Gain(Max)(V/V)5
Sample Rate(kSPS)7.8
Supply Current(mA)12.5
Operating Temperature Range(C)-40 to 125
Package Group HTQFP
Package Size: mm2:W x L (PKG) 48HTQFP: 81 mm2: 9 x 9(HTQFP)

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线性可变传感器 (LVDTs)

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