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參數(shù)資料
| 型號： | PCM3003EG4 |
| 元件分類： | Codec |
| 英文描述： | 16/20-BIT SINGLE-ENDED ANALOG INPUT/OUTPUT STEREO AUDIO CODECS |
| 中文描述： | 16/20-BIT單端模擬輸入/輸出立體聲編解碼器 |
| 文件頁數(shù)： | 33/39頁 |
| 文件大?。?/td> | 515K |
| 代理商： | PCM3003EG4 |
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V
REF
2
20
19
18
17
16
15
14
13
5
6
7
8
9
10
11
12
V
IN
L
RST/PDAD
ML/PDDA
SYSCLK
LRCIN
BCKIN
DOUT
V
OUT
R
DGND
V
OUT
L
MC/DEM0
MD/DEM1
ZFLG/20BIT
V
DD
DIN
Rch In
Audio
Interface
V
CC
1
24
23
22
21
1
2
3
4
V
CC
1
V
IN
R
V
REF
1
V
CC
2
AGND1
AGND2
V
COM
+
+
0.1
μ
F
and 10
μ
F
(1)
MC
(6)
/DEM0
(7)
ZFLG
(6)
/20BIT
(7)
Control
Interface
PCM3002/3003
+
+
1
μ
F
(3)
4.7
μ
F
(2)
4.7
μ
F
(2)
Lch In
+
1
μ
F
(3)
SYSCLK
L/R CLK
BIT CLK
DATA OUT
DATA IN
S0014-01
+3 V Analog V
CC
+
+
0.1
μ
F
and 10
μ
F
(1)
4.7
μ
F
(2)
+
4.7
μ
F
(4)
Rch Out
(5)
Lch Out
(5)
MD
(6)
/DEM1
(7)
0.1
μ
F
and 10
μ
F
(1)
ML
(6)
/PDDA
(7)
RST
(6)
/PDAD
(7)
4.7
μ
F
(4)
10 k
+
PCM3002
PCM3003
SBAS079A–OCTOBER 2000–REVISED OCTOBER 2004
(1)
(2)
0.1-
μ
F ceramic and 10-
μ
F tantalum, typical, depending on power supply quality and pattern layout
4.7-
μ
F, typical, gives settling time with 30-ms (4.7
μ
F
×
6.4 k
) time constant in the power ON and power-down OFF
periods.
1-
μ
F, typical, gives 5.3-Hz cutoff frequency for the input HPF in normal operation and gives settling time with 30-ms
(1
μ
F
×
30 k
) time constant in the power ON and power-down OFF periods.
4.7-
μ
F, typical, gives 3.4-Hz cutoff frequency for the output HPF in normal operation and gives settling time with
47-ms (4.7
μ
F
×
10 k
) time constant in the power ON and power-down OFF periods.
Post low-pass filter with R
IN
> 10 k
, depending on system performance requirements
MC, MD, ML, ZFLG, RST, and 10-k
pullup resistor are for the PCM3002.
DEM0, DEM1, 20BIT, PDAD, PDDA are for the PCM3003.
Figure 51. Typical Connection Diagram for PCM3002/3003
(3)
(4)
(5)
(6)
(7)
33
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