Unspecified

P-Channel 20-V (D-S) MOSFET

Contek Microelectronics

VOICE SWITCHED SPEAKER PHONE CIRCUIT

Freescale Semiconductor

LOW POWER AUDIO AMPLIFIER

Contek Microelectronics

LOW POWER AUDIO AMPLIFIER

Motorola => Freescale

TELEPHONE SPEECH NETWORK WITH DIALER INTERFACE

Motorola => Freescale

CONTINUOUSLY VARIABLE SLOPE DELTA MODULATOR/DEMODULATOR

Unspecified

16 SEGMENT X 12 GRID VFD DRIVER WITH KEYSCAN

Unisonic Technologies

VOICE SWITCHED SPEAKER-PHONE CIRCUIT

Unisonic Technologies

LOW POWER AUDIO AMPLIFIER

Motorola => Freescale

Telephone tone ringer

Motorola => Freescale

TELEPHONE SPEECH NETWORK WITH DIALER INTERFACE

Contek Microelectronics

LOW POWER AUDIO AMPLIFIER

Motorola => Freescale

CONTINUOUSLY VARIABLE SLOPE DELTA MODULATOR/DEMODULATOR

Motorola => Freescale

Low power audio amplifier