The PCM9211 is a complete analog and digital front-end for today's multimedia players and recorders

PCM9211

Manufacturer Part NumberPCM9211
DescriptionThe PCM9211 is a complete analog and digital front-end for today's multimedia players and recorders
ManufacturerTexas Instruments
PCM9211 datasheet
 


Specifications of PCM9211

Jitter(ps)50Sampling Rate(max)(khz)216
Power Supply(v)4.5-5.5 for Analog ,2.9-3.6 for DIXAdc Resolution(bits)24
Adc Sample Rate (ksps)96Control ModeSPI, I2C, Hardware
InputsPCM,S/PDIF, ADCOutputPCM,S/PDIF
Operating Temperature Range(c)-40 to 85Pin/package48LQFP
1
2
3
4
5
6
7
8
9
10
11
Page 11
12
Page 12
13
Page 13
14
Page 14
15
Page 15
16
Page 16
17
Page 17
18
Page 18
19
Page 19
20
Page 20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
Page 19/121

Download datasheet (2Mb)Embed
PrevNext
www.ti.com
ADC Details
System Clock
The system clock for the ADC of the PCM9211 must be either 256f
for the ADC (16 kHz to 96 kHz).
Table 3
lists the typical system clock frequencies f
timing requirements for the system clock inputs.
SAMPLING FREQUENCY
16 kHz
32 kHz
44.1 kHz
48 kHz
88.2 kHz
96 kHz
(1) This system clock frequency is not supported for the given sampling clock frequency
"H"
System Clock
(SCK)
"L"
SYMBOL
t
System clock cycle time
SCY
t
System clock high time
SCH
t
System clock low time
SCL
System clock duty cycle
Note:
This timing requirement is applied when ADC clock source (Register 42h/ADCLK) is AUXIN0, AUXIN1 or AUXIN2.
Figure 13. ADC System Clock Input Timing
Copyright © 2010, Texas Instruments Incorporated
or 512f
S
for common audio sampling rates.
SCK
Table 3. ADC Clock Requirements
BIT CLOCK FREQUENCY
SYSTEM CLOCK FREQUENCY
64f
256f
S
S
1.024 MHz
4.0960 MHz
2.048 MHz
8.1920 MHz
2.8224 MHz
11.2896 MHz
3.072 MHz
12.2880 MHz
5.6448 MHz
22.5792 MHz
6.144 MHz
24.5760 MHz
t
SCH
t
SCL
DESCRIPTION
Product Folder Link(s):
PCM9211
PCM9211
SBAS495 – JUNE 2010
, where f
is the audio sampling rate
S
S
Figure 13
shows the
512f
S
8.1920 MHz
16.3840 MHz
22.5792 MHz
24.5760 MHz
(1)
See
(1)
See
2 V
0.8 V
t
SCY
MIN
MAX
UNITS
30
ns
0.4 t
ns
SCY
0.4 t
ns
SCY
40
60
%
Submit Documentation Feedback
19