Unspecified
TELEFUNK ELECTRONIC CREATIVE TECHNOLOGIEN U2200B-FP
Temic Semiconductors
Tone Ringer Interface with DC/DC Converter
Atmel Corporation
Monolithic Integrated Feature Phone Circuit EMI Improved
Atmel Corporation
Programmable Telephone Audio Processor
Temic Semiconductors
Tone Ringer Interface with DC/DC Converter
Temic Semiconductors
Three-Tone Ringer for Telephone Sets
Temic Semiconductors
Tone Ringer Interface
Atmel Corporation
Programmable Telephone Audio Processor
Micross Components
Linear Systems replaces discontinued Siliconix U401 with LSU401