BU8877F Overview
The BU8877 and BU8877F are ICs that detect dial tones from a call progress signal used in the telephone lines. The ICs detect dual signals 350Hz(from 345 to 355Hz)and 440Hz(from 435 to 445Hz). Dimension(Units:mm) BU8877.
BU8877F datasheet by Unknown Manufacturer.
This datasheet includes multiple variants, all published together in a single manufacturer document.
| Part number | BU8877F |
|---|---|
| Datasheet | BU8877F BU8877 Datasheet (PDF) |
| File Size | 124.20 KB |
| Manufacturer | Unknown Manufacturer |
| Description | Call Progress Tone Decoder |
|
|
|
The BU8877 and BU8877F are ICs that detect dial tones from a call progress signal used in the telephone lines. The ICs detect dual signals 350Hz(from 345 to 355Hz)and 440Hz(from 435 to 445Hz). Dimension(Units:mm) BU8877.
View all Unknown Manufacturer datasheets
| Part Number | Description |
|---|---|
| BU8877 | Call Progress Tone Decoder |
| BU8709KN | Melody sound source LSI for cellular phone |