Apple M9020LL/A Technology Overview - Page 28

Technology Overview 28 Power Mac G5 Optical digital audio specifications Data format Input S/PDIF (IEC60958-3) Output S/PDIF (IEC60958-3) Connector type Sample rates - External clock mode - Internal clock mode Bits per sample Signal-to-noise ratio - External clock mode - Internal clock mode Total harmonic distortion - External clock mode - Internal clock mode Toslink optical (IEC60874-17) 32kHz to 96kHz 32kHz to 96kHz 16 or 24 Greater than 130 dB Greater than 110 dB Less than 0.00003 percent Less than 0.0003 percent Toslink optical (IEC60874-17) 32kHz to 96kHz 32kHz to 96kHz 16 or 24 Greater than 130 dB Greater than 130 dB Less than 0.00003 percent Less than 0.00003 percent Analog input specifications Sample rates Bits per sample Jack type Input impedance Maximum input voltage Frequency response Signal-to-noise ratio Total harmonic distortion Line input 32kHz, 44.1kHz, or 48kHz 16 or 24 3.5-mm stereo Greater than 47K ohms 2Vrms (+8.2 dBu) 20Hz to 20kHz, +0.5 dB/-3 dB Greater than 90 dB Less than 0.006 percent Analog output specifications Line output Sample rates 32kHz, 44.1kHz, or 48kHz Bits per sample 16 or 24 Jack type 3.5-mm stereo Output impedance 24 ohms Output voltage Frequency response 1.4Vrms (+4.1 dBu) 20Hz to 20kHz, +0.5 dB/-3 dB Signal-to-noise ratio Greater than 90 dB Total harmonic distortion Less than 0.01 percent Output power (into 32 ohms) - Based on typical performance specifications. Headphone jack 32kHz, 44.1kHz, or 48kHz 16 or 24 3.5-mm stereo 24 ohms 1.4Vrms (+4.1 dBu) 20Hz to 20kHz, +0.5 dB/-3 dB Greater than 90 dB Less than 0.01 percent 20 mW To learn more about audio and the Mac platform, visit www.apple.com/pro/audio.