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): 6/39頁
文件大?。?/td> 515K
代理商: PCM3003EG4
www.ti.com
PCM3002
PCM3003
SBAS079A–OCTOBER 2000–REVISED OCTOBER 2004
PIN ASSIGNMENTS—PCM3002 (continued)
NAME
V
IN
L
V
IN
R
V
OUT
L
V
OUT
R
V
REF
1
V
REF
2
ZFLG
PIN
6
3
19
20
4
5
16
I/O
I
I
O
O
O
DESCRIPTION
ADC analog input, Lch
ADC analog input, Rch
DAC analog output, Lch
DAC analog output, Rch
ADC reference 1
ADC reference 2
Zero flag output, active LOW
(3)
(3)
Open-drain output
PIN ASSIGNMENTS—PCM3003
NAME
AGND1
AGND2
BCKIN
DEM0
DEM1
DGND
DIN
DOUT
LRCIN
PDAD
PDDA
SYSCLK
V
CC
1
V
CC
2
V
COM
V
DD
V
IN
L
V
IN
R
V
OUT
L
V
OUT
R
V
REF
1
V
REF
2
20BIT
PIN
23
22
11
18
17
13
15
12
10
7
8
9
1, 2
24
21
14
6
3
19
20
4
5
16
I/O
I
I
I
I
O
I
I
I
I
I
I
O
O
I
DESCRIPTION
ADC analog ground
DAC analog ground
Bit clock input
(1)
De-emphasis control 0
(1)(2)
De-emphasis control 1
(1)(2)
Digital ground
Data input
(1)
Data output
Sample rate clock input (f
s
)
(1)
ADC power down, active LOW
(1)(2)
DAC power down, active LOW
(1)(2)
System clock input
(1)
ADC analog power supply
DAC analog power supply
ADC/DAC common
Digital power supply
ADC analog input, Lch
ADC analog input, Rch
DAC analog output, Lch
DAC analog output, Rch
ADC reference 1
ADC reference 2
20-bit format select
(1)(2)
(1)
(2)
Schmitt-trigger input
With 100-k
typical internal pulldown resistor
6
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