इसी प्रकार केCM8880EI

• CM8870CF
  • CMOS integrated DTMF receiver
• CM8870CFI
  • CMOS integrated DTMF receiver
• CM8870CP
  • CMOS integrated DTMF receiver
• CM8870CPE
  • CMOS integrated DTMF receiver
• CM8870CPI
  • CMOS integrated DTMF receiver
• CM8870CSI
  • CMOS integrated DTMF receiver
• CM8870F
  • CMOS integrated DTMF receiver
• CM8870FI
  • CMOS integrated DTMF receiver