| Image | Part Number | Manufacturer | Description |
|---|---|---|---|
 | LC7385-E | Onsemi | DTMF RX 3.579MHz CMOS 5V 18-Pin PDIP |
 | MT8870DS | Microchip | DTMF RX 3.58MHz CMOS 5V 18-Pin SOIC Tube |
 | MT8870DE | Microchip | DTMF RX 3.58MHz CMOS 5V 18-Pin PDIP Tube |
 | MT8870DS1 | Microchip | DTMF RX 3.58MHz CMOS 5V 18-Pin SOIC Tube |
 | BU8872FS-E2 | Rohm | DTMF RX 4.19MHz 5V 16-Pin SSOP-A T/R |
 | MT8880CS | Microchip | DTMF TXRX 3.58MHz CMOS 5V 20-Pin SOIC Tube |
 | BU8874F-E2 | Rohm | DTMF RX 4.19MHz 5V 18-Pin SOP T/R |
 | BU8871F-E2 | Rohm | DTMF RX 4.19MHz 5V 18-Pin SOP T/R |
 | W91340N | Winbond | DTMF TRX 3.58MHz CMOS 2.5V/3.3V/5V 18-Pin PDIP |
| W91541LN | Winbond | DTMF TRX 3.58MHz CMOS 2.5V/3.3V/5V 18-Pin PDIP | |
| W91330N | Winbond | DTMF TRX 3.58MHz CMOS 2.5V/3.3V/5V 18-Pin PDIP | |
 | W91530AN | Winbond | DTMF TRX 3.58MHz CMOS 2.5V/3.3V/5V 20-Pin PDIP |
No Image | W91473CL | Winbond | DTMF TRX/Pulse TRX 3.58MHz CMOS 2.5V/3.3V/5V 28-Pin PDIP |
No Image | BU8872FS | Rohm | DTMF RX 4.19MHz 5V 16-Pin SSOP-A |
No Image | M-8870-01 | Ixys | DTMF RX 3.579MHz CMOS 5V 18-Pin PDIP |
No Image | PCD3332-3 | NXP | DTMF TRX 3.58MHz CMOS 3.3V/5V |
No Image | W91321 | Winbond | DTMF TRX/Pulse TRX 3.58MHz CMOS 2.5V/3.3V/5V 18-Pin PDIP |
No Image | W91320 | Winbond | DTMF TRX 3.58MHz CMOS 2.5V/3.3V/5V 18-Pin PDIP |
No Image | W91330A | Winbond | DTMF TRX/Pulse TRX 3.58MHz CMOS 2.5V/3.3V/5V 20-Pin PDIP |
No Image | PCD3330-1 | NXP | High Reliability DTMF Transceiver IC |