H21A4 SPC,CIRCUIT,FUNCTION

H21A4 Datasheet PDF

• H21
  Analog IC
• H210
  Interface IC
• H210TC
  Surface Acoustic Wave Filter
• H211156115
  
• H211156230
  
• Fairchild Semiconductor H21A
  PHOTOTRANSISTOR OPTICAL INTERRUPTER SWITCH
• Optoelectronics H21A1
  SLOTTED OPTICAL SWITCH
• Fairchild Semiconductor H21A2
  PHOTOTRANSISTOR OPTICAL INTERRUPTER SWITCH
• Fairchild Semiconductor H21A3
  PHOTOTRANSISTOR OPTICAL INTERRUPTER SWITCH
• QT[QT Optoelectronics] H21A4
  SOLTTED OPTICAL SWITCH
• Fairchild Semiconductor H21A5
  PHOTOTRANSISTOR OPTICAL INTERRUPTER SWITCH
• FAIRCHILD[Fairchild Semiconductor] H21A6
  PHOTOTRANSISTOR OPTICAL INTERRUPTER SWITCH
• ISOCOM COMPONENTS H21B
  1mm Aperture Opto-Electronic Single Channel Slotted Interrupter Switches with Darlington Sensor(???????????????????????? NPN???????????????)
• Optoelectronics H21B1
  SLOTTED OPTICAL SWITCH
• FAIRCHILD[Fairchild Semiconductor] H21B2
  PHOTODARLINGTON OPTICAL INTERRUPTER SWITCH