Part Pin to Pin Compatibility Function Features Package PDF
IL34118N MC34118

Voice Switched Speakerphone Circuit

  • Ucс=3.0...6.5 V
  •  Icc=5.0 mA
  • Improved Attenuator Gain Range: 52 dB Between Transmit and Receive
  •  Low Voltage Operation for Line-Powered Applications (3.0-6.5 V)
  •  4-Point Signal Sensing for Improved Sensitivity
  •  Background Noise Monitors for Both Transmit and Receive Paths
  •  Microphone Amplifier Gain Set by External Resistors – Mute Function Included
  •  Chip Disable for Active/Standby Operation
  •  On Board Filter Pinned-Out for User Defined Function
  •  Dial Tone Detector to Inhibit Receive Idle Mode During Dial Tone Presence
  •  Standard 28-Pin Plastic Dip Package and SOIC Package Available
  • Compatible with IL34119 Speaker Amplifier

DIP-28

IL34118DW MC34118

Voice Switched Speakerphone Circuit

  • Ucс=3.0...6.5 V
  •  Icc=5.0 mA
  • Improved Attenuator Gain Range: 52 dB Between Transmit and Receive
  •  Low Voltage Operation for Line-Powered Applications (3.0-6.5 V)
  •  4-Point Signal Sensing for Improved Sensitivity
  •  Background Noise Monitors for Both Transmit and Receive Paths
  •  Microphone Amplifier Gain Set by External Resistors – Mute Function Included
  •  Chip Disable for Active/Standby Operation
  •  On Board Filter Pinned-Out for User Defined Function
  •  Dial Tone Detector to Inhibit Receive Idle Mode During Dial Tone Presence
  •  Standard 28-Pin Plastic Dip Package and SOIC Package Available
  • Compatible with IL34119 Speaker Amplifier

SO-28

IL34119N MC34119

Telephone Audio Amplifier

  • Vcc=2.0…16.0 V
  • Icc=2.7 mA
  • Drives a wide range of speaker loads    (8…100 W)
  • Output power exceeds 250 mW with 32 Speaker
  • Low total harmonic distortion
  • Gain adjustable 0…46 dB for voice band
  • Requires few external components

DIP-8

IL34119D MC34119

Telephone Audio Amplifier

  • Vcc=2.0…16.0 V
  •  Icc=2.7 mA
  •  Drives a wide range of speaker loads    (8…100 W)
  •  Output power exceeds 250 mW with 32 W Speaker
  •  Low total harmonic distortion
  •  Gain adjustable 0…46 dB for voice band
  • Requires few external components

SO-8

IL3726/18N PBL3726/18

Speaker Integrated Circuit

  • VLN=3.3…4.1 V (IL=15 mA)
  • VLN=11.0… 15.0 V (IL=100 mA)
  • 7 Capacitors & Resistors
  • Low Voltage Operating 
  • DTMF signal input with confidence tone
  • Mute input for DTMF dialing
  • Line loss compensation (line current dependent) for microphone and earpiece amplifiers
  • Gain control curve adaptable to exchange supply
  • DC line voltage adjustment facilit

DIP-18

IL3726/18DW PBL3726/18

Speaker Integrated Circuit

  • VLN=3.3…4.1 V (IL=15 mA)
  • VLN=11.0… 15.0 V (IL=100 mA)
  • 7 Capacitors & Resistors
  • Low Voltage Operating
  • DTMF signal input with confidence tone
  • Mute input for DTMF dialing
  • Line loss compensation (line current dependent) for microphone and earpiece amplifiers
  • Gain control curve adaptable to exchange supply
  • DC line voltage adjustment facilit

SO-20

ILA1062AN TEA1062A

Low Voltage Transmission Circuit with Dialer Interface

  • Low DC line voltage; operates down to 1.6 V
  •  Line operation current range 10…140 mA
  •  Icc £ 1.35 mA
  •  Voltage gain range:
       microphone amplifier   11…52 dB
       telephone amplifier      20…31 dB
  •  Voltage regulator with adjustable static resistance
  •  Provides supply for external circuits
  •  Symmetrical high-impedance inputs
  •  (64 kW) for dynamic, magnetic or piezoelectric microphones
  •  Asymmetrical high-impedance inputs (32 kW) for electret microphones
  •  DTMF signal input with confidence tone
  • ¨ Mute input for pulse or DTMF dialing
  •  Receiving amplifier for dynamic, magnetic or piezoelectric earpieces
  • Large gain setting range on microphone and earpiece amplifiers

DIP-16

ILA1062AD TEA1062A

Low Voltage Transmission Circuit with Dialer Interface

  • Low DC line voltage; operates down to 1.6 V
  •  Line operation current range 10…140 mA
  •  Icc £ 1.35 mA
  •  Voltage gain range:
       microphone amplifier   11…52 dB
       telephone amplifier      20…31 dB
  •  Voltage regulator with adjustable static resistance
  •  Provides supply for external circuits
  •  Symmetrical high-impedance inputs
  •  (64 kW) for dynamic, magnetic or piezoelectric microphones
  •  Asymmetrical high-impedance inputs (32 kW) for electret microphones
  •  DTMF signal input with confidence tone
  •  Mute input for pulse or DTMF dialing
  •  Receiving amplifier for dynamic, magnetic or piezoelectric earpieces
  • Large gain setting range on microphone and earpiece amplifiers

SO-16

ILA1062N TEA1062

Low Voltage Transmission Circuit with Dialer Interface

  • Low DC line voltage; operates down to 1.6 V
  •  Line operation current range 10…140 mA
  •  Icc £ 1.35 mA
  •  Voltage gain range:
       microphone amplifier   11…52 dB
       telephone amplifier      20…31 dB
  •  Voltage regulator with adjustable static resistance
  •  Provides supply for external circuits
  •  Symmetrical high-impedance inputs
  •  (64 kW) for dynamic, magnetic or piezoelectric microphones
  •  Asymmetrical high-impedance inputs (32 kW) for electret microphones
  •  DTMF signal input with confidence tone
  •  Mute input for pulse or DTMF dialing
  •  Receiving amplifier for dynamic, magnetic or piezoelectric earpieces
  • Large gain setting range on microphone and earpiece amplifiers

DIP-16

ILA1062D TEA1062

Low Voltage Transmission Circuit with Dialer Interface

  • Low DC line voltage; operates down to 1.6 V
  •  Line operation current range 10…140 mA
  •  Icc £ 1.35 mA
  •  Voltage gain range:
       microphone amplifier   11…52 dB
       telephone amplifier      20…31 dB
  •  Voltage regulator with adjustable static resistance
  •  Provides supply for external circuits
  •  Symmetrical high-impedance inputs
  •  (64 kW) for dynamic, magnetic or piezoelectric microphones
  •  Asymmetrical high-impedance inputs (32 kW) for electret microphones
  •  DTMF signal input with confidence tone
  •  Mute input for pulse or DTMF dialing
  •  Receiving amplifier for dynamic, magnetic or piezoelectric earpieces
  • Large gain setting range on microphone and earpiece amplifiers

SO-16