PCM5121_14 Datasheet, PDF (13/108 Pages) Texas Instruments – 2VRMS DirectPath™, 112/106dB Audio Stereo DAC with 32-bit, 384kHz PCM Interface

PCM5121, PCM5122
www.ti.com
SLAS763A – AUGUST 2012 – REVISED SEPTEMBER 2012
TYPICAL CHARACTERISTICS
All specifications at T_A = 25°C, AV_DD = CPV_DD = DV_DD = 3.3V, f_S = 48kHz, system clock = 512 f_S and 24-bit data unless
otherwise noted.
PCM5121 THD+N vs
vs
Input Level
10
PCM5122 THD+N vs
vs
Input Level
10
-10
-10
-30
-30
-50
-50
-70
-70
-90
-90
-110
-100
-80
-60
-40
-20
0
Input Level [dBFS]
Figure 2.
PCM5121 FFT Plot at -60dB Input
-20
-40
-60
-80
-100
-120
-140
-160
0
5
10
15
20
Frequency [kHz]
Figure 4.
-110
-100
-80
-60
-40
-20
0
Input Level [dBFS]
Figure 3.
PCM5122 FFT Plot at -60dB Input
-20
-40
-60
-80
-100
-120
-140
-160
0
5
10
15
20
Frequency [kHz]
Figure 5.
Copyright © 2012, Texas Instruments Incorporated
Product Folder Links: PCM5121 PCM5122
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