BL1110A Key Features
- Low DC line voltage: operates down to 1.6 V
- Voltage regulator with adjustable DC voltage
- Provides a supply for external circuits
- Symmetrical high impedance inputs (64 kW) for dynamic, magnetic or piezo
- Asymmetrical high impedance input (32 kW) for electrets microphones
- DTMF input with confidence tone
- MUTE input for pulse or DTMF dialing
- Receiving amplifier for dynamic, magnetic or piezo-electric earpieces
- AGC line loss pensation for microphone and earpiece amplifiers
- Line powered telephone sets, cordless telephones, fax machines, answering