Datasheet

www.ti.com
B0008-03
+
+
−
Z
–1
+
+ +
+
+
+
8-Level Quantizer
−
Z
–1
IN
8 f
S
OUT
64 f
S
+
+
Z
–1
+
+
Z
–1
+
−180
−160
−140
−120
−100
−80
−60
−40
−20
0
0 1 2 3 4 5 6 7 8
f
S
− Sampling Frequency − kHz
G039
Amplitude − dB
90
95
100
105
110
115
120
125
0 100 200 300 400 500 600
Jitter − ps
P−P
G040
Dynamic Range − dB
PCM3052A
SLES160 – NOVEMBER 2005
THEORY OF OPERATION (continued)
Figure 40. 8-Level Delta-Sigma Modulator Block Diagram
Figure 41. Quantization Noise Spectrum Figure 42. Clock Jitter
21