Evaluation Module User's Guide

www.ti.com Playback Performance
Table 4-1. Line Output Playback Performance
Power Supply Performance Filter Setting R
L
V
OUT
L V
OUT
R
5.0 V THD+N (0 dBFS at 400 Hz to 20 kHz 10 k Ω 0.0086% 0.0085%
1 kHz) Pre-Anlr
SNR (BPZ input) 400 Hz to 20 kHz 10 k Ω 92.1 dB 92.1 dB
Pre-Anlr
+ A-weighting
DR (–60 dBFS 400 Hz to 20 kHz 10 k Ω 90.3 dB 90.5 dB
input) Pre-Anlr
+ A-weighting
Channel Separation 400 Hz to 20 kHz 10 k Ω 89.3 dB 89.3 dB
(BPZ input for target Pre-Anlr
channel)
Table 4-2. 32- Ω Headphone Output Playback Performance
Power Supply Performance Filter Setting R
L
V
OUT
L V
OUT
R
5.0 V THD+N (0 dBFS at 400 Hz to 20 kHz 32 Ω 0.026% 0.025%
1 kHz) Pre-Anlr
SNR (BPZ input) 400 Hz to 20 kHz 32 Ω 92.1 dB 92.1 dB
Pre-Anlr
+ A-weighting
DR (–60 dBFS 400 Hz to 20 kHz 32 Ω 89.4 dB 89.4 dB
input) Pre-Anlr
+ A-weighting
Table 4-3. 16- Ω Headphone Output Playback Performance
Power Supply Performance Filter Setting R
L
V
OUT
L V
OUT
R
5.0 V THD+N (0 dBFS at 400 Hz to 20 kHz 16 Ω 0.044% 0.042%
1 kHz) Pre-Anlr
SNR (BPZ input) 400 Hz to 20 kHz 16 Ω 92.1 dB 92.1 dB
Pre-Anlr
+ A-weighting
DR (–60 dBFS 400 Hz to 20 kHz 16 Ω 89.4 dB 89.3 dB
input) Pre-Anlr
+ A-weighting
SBAU141 – January 2009 Evaluation and Measurements 35
Submit Documentation Feedback