SSI75T201
Integrated DTMF Receiver (Silicon Systems)
SSI75T202
(SSI75T202 / SSI75T203) 5V Low Power DTMF Receiver (Silicon Systems)
SSI75T203
(SSI75T202 / SSI75T203) 5V Low Power DTMF Receiver (Silicon Systems)
SSI75T2089
(SSI75T2089 - SSI75T2091) DTMF Transceivers (Silicon Systems)
SSI75T2090
(SSI75T2089 - SSI75T2091) DTMF Transceivers (Silicon Systems)
SSI75T2091
(SSI75T2089 - SSI75T2091) DTMF Transceivers (Silicon Systems)
SSI75T980
Call Progress Tone Detector (Silicon Systems)
SSI73M1550
(SSI73Mx550) UART (Silicon Systems)
SSI73M2550
(SSI73Mx550) UART (Silicon Systems)
SSI73M550
(SSI73Mx550) UART (Silicon Systems)