概览

简介

The Intersil ISL23511 is a three-terminal digitally-controlled potentiometer (XDCP) implemented by a resistor array composed of 31 resistive elements and a wiper switching network. The ISL23511 features a push button control, a shutdown mode, as well as an industry-leading µTQFN package. The push button control has individual PU and PD inputs for adjusting the wiper. To eliminate redundancy the wiper position will automatically increment or decrement if one of these inputs is held longer than one second. Forcing both PU and PD low for more than two seconds activates shutdown mode. Shutdown mode disconnects the top of the resistor chain and moves the wiper to the lowest position, minimizing power consumption. The three terminals accessing the resistor chain naturally configure the ISL23511 as a voltage divider. A rheostat is easily formed by floating an end terminal or connecting it to the wiper.

特性

  • Solid-state volatile potentiometer
  • Push button controlled
  • Single or Auto increment/decrement
  • Fast Mode after 1s button press
  • Shutdown Mode
  • 32 wiper tap points
  • Zero scale wiper position on power-up
  • Low power CMOS
  • VCC = 2.7V to 5.5V
  • Terminal voltage, 0 to VCC
  • Standby current, 3µA max
  • RTOTAL value = 10kΩ, 50kΩ
  • Packages
  • 8 Ld SOIC and 10 Ld µTQFN (2.1x1.6mm)
  • Pb-free (RoHS compliant)

产品对比

应用

应用

  • Volume Control
  • LED/LCD Brightness Control
  • Contrast Control
  • Programming Bias Voltages
  • Ladder Networks

文档

类型 文档标题 日期
数据手册 PDF 796 KB
手册 - 开发工具 PDF 1.40 MB
Product Advisory PDF 363 KB
产品变更通告 PDF 152 KB
应用文档 PDF 281 KB
应用文档 PDF 251 KB
应用文档 PDF 503 KB
应用文档 PDF 287 KB
8 items

设计和开发

软件与工具

软件下载

类型 文档标题 日期
EXE 2.56 MB
1 item

模型