Datasheet Details
- Part number
- PBL38573
- Manufacturer
- Ericsson
- File Size
- 324.00 KB
- Datasheet
- PBL38573_Ericsson.pdf
- Description
- Speech Circuit for constant current feeding systems
PBL38573 Description
PBL 385 73 June 1999 PBL 385 73 Speech Circuit for constant current feeding systems .
PBL 38573 is a monolithic integrated speech transmission circuit for use in electronic telephones.
PBL38573 Features
* Minimum number of external components for function,with one filtered DC-supply. 6 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. Disc
PBL38573 Applications
* information. 3. External resistor in the test set up. 4. The DC output voltage is reduced at low line voltage (see fig. 8). 3
PBL 385 73
+L 1 TO 2 TI 3 +C 4 Mute 5 GR 6 DCO 7
14-pin DIP
14 13 12 11 10 9 8
RE 2
+L 1
14 RE 2 13 RE 1 12 RI 17 -L 11 16 MI 2 10 9 8
RE 1 RI -L MI 2 MI 1 MO
TO 2 TI 3
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