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 DataSheet (261.18KB)
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PBL 38571 is a monolithic integrated speech transmission circuit for use in electronic telephones and as DECT line interface with balanced in - and output. It is designed to accomodate either a low impedance dynamic microphone or an electret microphone that can be supplied from the circuits own DC .
high line current capability on a small footprint. Function compatible with the PBL 3781 family of speech circuits.
Key features.
• Minimum number of external components, 5 capacitors and 10 resistors. Easy adaption to various market needs. Mute control input for operation with DTMF - generator. Transmitter and receiver gain regulation for automatic loop loss compensation. Disconnectable. Extended current and voltage range 5 - 130 mA, down to 2 V. Differential microphone input for good balance to ground. Balanced receiver output stage. In 16 - pin DIP and SO BW batwing packages. Short start u.
| Distributor | Stock | Price | Buy |
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| No. | Part # | Manufacture | Description | Datasheet |
|---|---|---|---|---|
| 1 | PBL38570 |
Ericsson |
Universal Speech Circuit |
|
| 2 | PBL38573 |
Ericsson |
Speech Circuit for constant current feeding systems |
|
| 3 | PBL3852 |
Ericsson |
Universal Transmission Circuit |
|
| 4 | PBL3853 |
Ericsson |
Universal Speech Circuit |
|
| 5 | PBL38541 |
Ericsson |
Universal Speech Circuit |
|
| 6 | PBL38582 |
Ericsson |
Telephone Line interface circuit for DECT/ DAM/ CT Unisolated or Isolated |
|
| 7 | PBL38085 |
Ericsson |
Integrated circuit for transformerless driving of battery powered EL (electroluminicent) lamps |
|
| 8 | PBL38610-2 |
Ericsson |
Subscriber Line Interface Circuit |
|
| 9 | PBL38611-2 |
Ericsson |
Subscriber Line Interface Circuit |
|
| 10 | PBL38614-1 |
Ericsson |
Subscriber Line Interface Circuit |
|
| 11 | PBL38615-1 |
Ericsson |
Subscriber Line Interface Circuit |
|
| 12 | PBL38620-2 |
Ericsson |
Subscriber Line Interface Circuit |
|
| 13 | PBL38621-2 |
Ericsson |
Subscriber Line Interface Circuit |
|
| 14 | PBL38630-2 |
Ericsson |
Subscriber Line Interface Circuit |
|
| 15 | PBL38640-2 |
Ericsson |
Subscriber Line Interface Circuit |
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