ROHM Semiconductor
DTMF receiver for telephones
LSI Corporation
PCM CODEC for Digital cellular phones
ROHM Semiconductor
Panel interface
LSI Corporation
PCM CODEC for Digital cellular phones
STMicroelectronics
HIGH VOLTAGE FAST-SWITCHING NPN POWER DARLINGTON TRANSISTOR
Central Semiconductor
NPN SILICON DARLINGTON TRANSISTOR
ROHM Semiconductor
PCM codec IC for digital cellular telephones
STMicroelectronics
HIGH VOLTAGE FAST-SWITCHING NPN POWER DARLINGTON
ROHM Semiconductor
Cross point mixer for telephones
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