DTMF Signaling Circuit, PDSO20, 5.30 MM, LEAD FREE, MO-150AE, SSOP-20
DTMF RX 4.19MHz 5V 20-Pin SSOP Tube
Industrial Temperature Single-Function IC, 5V, 0.008mA, SSOP20 Package
SOIC 4.19 MHz 5V 3mA Linear Transceiver
