74LS21DC SCHEDA,CIRCUITO,LA FUNZIONE

74LS21DC Datasheet PDF

• Fairchild Semiconductor 74LS20
  Dual 4-Input NAND Gate
• 74LS20DC
  Dual 4-input NAND Gate
• 74LS20PC
  Dual 4-input NAND Gate
• 74LS20SC
  Dual 4-input NAND Gate
• Hitachi Semiconductor 74LS21
  Dual 4-input Positive Gates
• ETC[ETC] 74LS21DC
  DUAL 4-INPUT POSITIVE GATE
• DUAL 74LS21FC
  DUAL 4-INPUT POSITIVE GATE
• 74LS21PC
  DUAL 4-INPUT POSITIVE GATE
• Texas Instruments 74LS22
  DUAL INPUT POSITIVE NAND GATES WITH OPEN COLLECTOR OUTPUTS
• Semiconductor 74LS221
  POWER SCHOTTKY
• Motorola, 74LS221N
  DUAL MONOSTABLE MULTIVIBRATORS WITH SCHMITT-TRIGGER INPUTS
• Semiconductor 74LS240
  POWER SCHOTTKY
• 74LS240DC
  Dual 4-Bit Inverting Buffer/Driver
• 74LS240PC
  Dual 4-Bit Inverting Buffer/Driver
• 74LS240SC
  Dual 4-Bit Inverting Buffer/Driver