Digital TB sound demodulator/processor

GENERAL DESCRIPTION\nThe TDA9874A is a single-chip Digital TV Sound Demodulator/Decoder (DTVSD) for analog and digital multi-channel sound systems in TV/VCR sets and satellite receivers.FEATURES\n• Sound IF (SIF) input switch\n• SIF AGC with 24 dB control range\n• Switchable 10 dB SIF input attenuat • Sound IF (SIF) input switch\n• SIF AGC with 24 dB control range\n• Switchable 10 dB SIF input attenuator\n• SIF 8-bit Analog-to-Digital Converter (ADC)\n• Easy TV standard programming option\n• Differential Quadrature Phase Shift Keying (DQPSK) demodulation for different standards, simultaneously ;

恩XP

Digital TV sound demodulator/decoder

文件：231.3 Kbytes 页数：68 Pages

PHI

PHI

Digital TV sound demodulator/decoder

文件：254.3 Kbytes 页数：56 Pages

PHI

PHI

IF Digitizing Subsystem

GENERAL DESCRIPTION The AD9874 is a general-purpose IF subsystem that digitizes a low level 10 MHz to 300 MHz IF input with a signal bandwidth ranging from 6.8 kHz to 270 kHz. The signal chain of the AD9874 consists of a low noise amplifier, a mixer, a band-pass sigma-delta analog-to-digital co

文件：744.99 Kbytes 页数：40 Pages

AD

亚德诺

Digital TV sound demodulator/decoder

文件：231.3 Kbytes 页数：68 Pages

PHI

PHI

Digital TV sound demodulator/decoder

文件：231.3 Kbytes 页数：68 Pages

PHI

PHI