TEA1112 |
Part Number | TEA1112 |
Manufacturer | NXP (https://www.nxp.com/) |
Description | The TEA1112; TEA1112A are bipolar integrated circuits that perform all speech and line interface functions required in fully electronic telephone sets. They perform electronic switching between speech... |
Features |
• Low DC line voltage; operates down to 1.6 V (excluding polarity guard) • Voltage regulator with adjustable DC voltage • Provides a supply for external circuits • Symmetrical high impedance inputs (64 kΩ) for dynamic, magnetic or piezo-electric microphones • Asymmetrical high impedance input (32 kΩ) for electret microphones • DTMF input with confidence tone • Mute input for pulse or DTMF dialling (MUTE for TEA1112 and MUTE for TEA1112A) • Receiving amplifier for dynamic, magnetic or piezo-electric earpieces • AGC line loss compensation for microphone and earpiece amplifiers • LED on-hook/off-... |
Document |
TEA1112 Data Sheet
PDF 154.34KB |
Distributor | Stock | Price | Buy |
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No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | TEA1110A |
NXP |
Low voltage versatile telephone transmission | |
2 | TEA1110A |
UTC |
LOW VOLTAGE VERSATILE TELEPHONE TRANSMISSION | |
3 | TEA1111A |
NXP |
earpiece volume controller | |
4 | TEA1112A |
NXP |
Low voltage versatile telephone transmission | |
5 | TEA1113 |
NXP |
Low voltage versatile telephone transmission |