Datasheet Details
| Part number | AF121 |
|---|---|
| Manufacturer | National Semiconductor (Texas Instruments) |
| File Size | 128.64 KB |
| Description | DTMF Bandpass Filters |
| Datasheet |
 AF121 Datasheet
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The AF121 and AF122 are 6th order elliptic bandpass filters designed for use with digital DTMF detectors.
These filters are compatible with tone detector circuits such as the Rockwell CRC8030 and the Mostek MK5102 DTMF digital receivers.
| Part number | AF121 |
|---|---|
| Manufacturer | National Semiconductor (Texas Instruments) |
| File Size | 128.64 KB |
| Description | DTMF Bandpass Filters |
| Datasheet |
AF121 Datasheet
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| Part Number | Description | Manufacturer |
|---|---|---|
| AF1210 | Step-Down Converter | Alfa-MOS |
| AF1210 | ANTI-SULFURATED CHIP RESISTORS | YAGEO |
| AF1210A | Step-Down Converter | Alfa-MOS |
| AF1210B | Step-Down Converter | Alfa-MOS |
| AF1218 | ANTI-SULFURATED CHIP RESISTORS | YAGEO |
| Part Number | Description |
|---|---|
| AF120 | Generalized Impedance Converter |
| AF122 | DTMF Bandpass Filters |
| AF100 | Universal Active Filter |
| AF101 | High Band Splitter Filter |
| AF102 | Dial Tone Reject Filter |