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PCA1070 |
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| Part Number | PCA1070 |
| Manufacturer | NXP (https://www.nxp.com/) |
| Description | The PCA1070 is a CMOS integrated circuit performing all speech and line interface functions in fully electronic telephone sets. The device requires a minimum of external components. The transmission p... |
| Features |
• Line interface with: – Voltage regulator with programmable DC voltage drop – Programmable set impedance – Output to control an external switching MOS transistor for pulse dialling – Programmable DC voltage during pulse dialling – Circuitry for short DC settling time • Interface to peripheral circuits with: – Supply for microcontroller and DTMF diallers – Input to sense supply voltage of microcontroller and output for reset of microcontroller – I2C-bus (programming of parameters, control of all logic signals) – High impedance DTMF signal input – Input for external oscillator signal with on-ch... |
| Document |
 PCA1070 Data Sheet
PDF 180.74KB |
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