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FASTWEL模块AIC324-01产品介绍

FASTWEL成立于1997年,提供优质的嵌入式电脑及关键任务应用的解决方案。FASTWEL的产品可应用于航空航天,安全电信,运输,铁路和滚动基础设施等。

 

FASTWEL模块AIC324介绍

32 single-wire or 16 differential voltage or current input channels with group galvanic isolation;

Single-wire, differential or mixed connection of input signals;

16-bit digital-analog converter;

AD converter conversion time 4 μs/channel;

Input voltage range ±10 V... ±0.625 V;

Input current range: 0-20, 0-10, 0-5 mA;

Programmable input signal gains: 1,2,4,8,16;

Input resistance: >1 MΩ (voltage); 249 Ω (current);

Programmable autocalibration of input signal measurement ranges;

Programmable auto scanning of inputs;

FIFO buffer for 2,048 words;

Individual overvoltage protection of channels ±40 V(DC).

 

FASTWEL模块AIC324功能

模拟输出

• 4 个带组电隔离的单线电压输出通道;

• 16 位数模转换器;

• DAC 建立时间 6 μs;

• 可编程选择输出信号转换范围:±10 V、±5 V、±2.5 V、0–10 V、0–5 V;

• 输出信号转换范围的可编程自动校准;

• 2,048 字的 FIFO 缓冲器;

• 在信号发生器模式下运行;

• 单独保护通道免受静电 (ESD) 影响。

 

数字输入/输出

• 24 + 6 + 7 TTL/CMOS 电平兼容输入/输出通道;

• 7 个电隔离通道;

• 数字输入/输出配置与 8255 兼容(模式 0 和模式 1 通道 A;

• 离散输出的组下拉或上拉;

• 8254 型定时器可用。

 

附加的功能

• 开机时自动安装校准的 ADС 和 DAC 范围;

• 带有“浮动”接地的内置电流测量晶体管;

• 16/32 位定时器(8254 型),ADC 启动使能;

• 外部ADC 位同步能力;

• ADC 在多块板上的同步操作能力;

• 16 位定时器,用于形成类似于 8254 的信号;

• 10 条共享硬件中断线;

• 2 个共享 DMA 通道请求线。

 

Analog output

• 4 single-wire voltage output channels with group galvanic isolation;

• 16-bit digital-analog converter;

• DAC establishment time 6 μs;

• Programmable selection of output signals conversion range: ±10 V,±5 V,±2.5 V, 0–10 V,0–5 V;

• Programmable autocalibration of output signal conversion ranges;

• FIFO buffer for 2,048 words;

• Operation in signal generator mode;

• Individual protection of channels from static electricity (ESD).

 

Digital Input/Output

• 24 + 6 + 7 TTL/CMOS level compatible input/output channels;

• 7 galvanically isolated channels;

• Digital inputs/outputs configuration compatibility with 8255 (Mode 0 and mode 1 channel A;

• Group pull-down or pull-up of discrete outputs;

• 8254 type timer available.

 

Additional features

• Automatic installation of calibrated ADС and DAC ranges when powered on;

• Built-in current measurement transistors with "floating" ground;

• 16/32 bit timer (8254 type), ADC start enabled;

• External ADC bit synchronization capability;

• Synchronous operation of ADCs on several boards capability;

• 16-digit timer for forming signals analogous to 8254;

• 10 shared hardware interrupt lines;

• 2 shared DMA channel request lines.

 

FASTWEL模块其他常用型号:

FASTWEL AIC324

FASTWEL DIC334

FASTWEL DIC324

 

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