13D40Q Search Results
13D40Q Datasheets Context Search
| Catalog Datasheet | Type | Document Tags | |
|---|---|---|---|
cmos ic 358Contextual Info: M-984-02 Special Tone and Call Progress Tone Detector • Detects single-frequency tones used for error indica tion and call progress in telephone systems • Provides detection windows for: 400/425 Hz Call Progress 950 Hz (Special and error indication) |
OCR Scan |
m-984-0214-pin16-pin13d40q+4 |