| Partie n | Fabricant | Application |
|---|
| MX429AP | MX COM | 1200/2400bps MSK modem |
| MX604TN | MX COM | v.23 compatible modem |
| CMX654P3 | MX COM | V.23 transmit modulator |
| MX465P | MX COM | low voltage CTCSS encoder/decoder |
| MX465LH | MX COM | low voltage CTCSS encoder/decoder |
| MX465J | MX COM | low voltage CTCSS encoder/decoder |
| MX826J | MX COM | AMPS/NAMPS system audio processor |
| CMX624P4 | MX COM | Bell 202 and V.2 modem with call progress and DTMF |
| MX029TN | MX COM | Dual digital controlled amplifier |
| MX629LH | MX COM | Delta modulation codec meets mil-std-113 |
| CMX602BD4 | MX COM | Calling line identifier plus call waiting |
| MX929BP | MX COM | 4-level FSK modem data pump |
| MX919BP | MX COM | 4-level FSK modem data pump |
| MX214P | MX COM | Variable split band inverter |
| MX643DW | MX COM | Call progress tone detector with special information tones (SIT) |
| MX633DW | MX COM | Call progress tone detector |
