DS1858：双路、温控电阻，带有三路监测器
业内首款集成控制器，用于监视SFF/SFP光模块
带有三个监控器的DS1858双路温度控制非易失性(NV)可变电位器由两个50kΩ、256级线性可变电阻器，三个模拟监控器输入(MON1、MON2、MON3)，和一个直接数字温度传感器组成。该器件尤其适用于控制应用中设定和温度补偿偏置电压和电流，且只需最少的电路。可变电阻器设置存储在EEPROM中，并可通过2线串行总线进行存取。
关键特性
| DS1858：典型工作电路 应用
|
数据手册DataSheet
| 语言 | 下载文件 | 备注 |
|---|---|---|
| 英文 | DS1858.pdf | Rev 1; 05/2006 |
关键参数
| Part Number | ADCs | Resolution (bits) | DACs/ Resistors | FS Out (kΩ) | Steps | Temp. Sensor | Memory | VSUPPLY (V) | Control Interface | Package/Pins | Budgetary Price |
|---|---|---|---|---|---|---|---|---|---|---|---|
| See Notes | |||||||||||
| DS1858 | 5-Input Muxable | 12 | 2 Resistors | 50kohms | 256 | Internal | EEPROM |
| 2-Wire |
| $2.80 @1k |
开发工具
技术资料
- Using the DS1859 with External EEPROM
- Adding Windows NT/2000/XP Support to the AN3315 Parallel-Port 2-Wire Software
- Writing Parallel-Port 2-Wire Software in C
- HFAN-02.3.3: Optimizing the Resolution of Laser Driver Current Settings Using a Linear Digital Potentiometer
- Calculator Converts Analog Signals to Digital Format for Optical SFF-8472 Standard
- How to Interpret DS1854, DS1857, and DS1858 Temperature and Voltage Readings
- Meet SFF-8472 Resolution and Accuracy Goals with Internal Calibration
- Monitor Calibration in Fiber Optic Applications
质量和环境数据
相关产品
- DS1854：双路、温控电阻，带有两路监测器
- DS1847：双路、温控、非易失可变电阻
- DS1848：双路、温控、非易失可变电阻和存储器
- DS1852：光收发器诊断监测器
- DS1855：双路、非易失数字电位器及安全存储器
- DS1845：双路、非易失电位器和存储器
订购型号
| 型号 | 注 | 状况 | 推荐替代产品 | 封装 | 温度 | RoHS/无铅 |
|---|---|---|---|---|---|---|
| DS1858B-050 | 停止供货 | DS1858B-050+ | CSBGA,；16引脚；16.8mm² | -40°C至+85°C | RoHS/无铅：否 | |
| DS1858B-050+ | 生产中 | CSBGA,；16引脚；16.8mm² | -40°C至+85°C | RoHS/无铅：无铅 | ||
| DS1858E-050 | 50kΩ | 停止供货 | DS1858E-050+ | TSSOP,；16引脚；33.4mm² | -40°C至+85°C | RoHS/无铅：否 |
| DS1858E-050+ | 生产中 | TSSOP,；16引脚；33.4mm² | -40°C至+85°C | RoHS/无铅：无铅 |
- DS1858.pdf DS1858
- DS1858.pdf DS1858
- DS1858.pdf DS1858
- Using the DS1859 with External EEPROM DS1848
- Adding Windows NT/2000/XP Support to the AN3315 Parallel-Port 2-Wire Software DS3904
- Writing Parallel-Port 2-Wire Software in C DS3904
- HFAN-02.3.3: Optimizing the Resolution of Laser Driver Current Settings Using a Linear Digital Potentiometer DS1858
- Calculator Converts Analog Signals to Digital Format for Optical SFF-8472 Standard DS1858
- How to Interpret DS1854, DS1857, and DS1858 Temperature and Voltage Readings DS1858
- Meet SFF-8472 Resolution and Accuracy Goals with Internal Calibration DS1858
- Monitor Calibration in Fiber Optic Applications DS1858
- DS1858.pdf DS1858
- DS1858.pdf DS1858
