HT9274 SCHEDA,CIRCUITO,LA FUNZIONE

HT9274 Datasheet PDF

• Holtek Semiconductor HT9200
  DTMF Generators
• Holtek Semiconductor HT9200A
  DTMF Generators
• HT9200A(8SOIC)
  Tone Telephone Dialer
• HT9200A-8DIP
  Tone Telephone Dialer
• HT9200A-8SOP
  Telecommunication IC
• Holtek Semiconductor HT9200A04
  DTMF Generators
• Holtek Semiconductor Inc HT9200A_04
  DTMF Generators
• Holtek Semiconductor HT9200B
  DTMF Generators
• HT9200B(14DIP)
  Tone Telephone Dialer
• HT9200B(14SOIC)
  Tone Telephone Dialer
• HT9200B-14SOP
  Telecommunication IC
• Holtek Semiconductor HT9201A
  Simple Tone Dialer
• Holtek Semiconductor HT9201B
  Simple Tone Dialer
• Holtek Semiconductor HT9202A
  1-Memory/2-Memory Tone/Pulse Dialer
• Holtek Semiconductor HT9202B
  1-Memory/2-Memory Tone/Pulse Dialer