參數(shù)資料
型號: WM8728
廠商: Wolfson Microelectronics
英文描述: 24-bit, 192kHz Stereo DAC with Volume Control and DSD Support
中文描述: 24位,192kHz立體聲DAC,具有音量控制和渠務(wù)署支持
文件頁數(shù): 25/28頁
文件大?。?/td> 266K
代理商: WM8728
WM8728
Product Preview
WOLFSON MICROELECTRONICS LTD
PP Rev 1.2 April 2001
25
RECOMMENDED EXTERNAL COMPONENTS
20
DVDD
DGND
LATI2S
AGND
AVDD
VMID
C
9
C
8
AGND
7
6
Software I/F or
Hardware Control
WM8728
MODE
Notes:
1. AGND and DGND should be connected as close to the WM8728 as possible.
2. C
2
, C
3
, C
4
and C
8
should be positioned as close to the WM8728 as possible.
3. Capacitor types should be carefully chosen. Capacitors with very low ESR are
recommended for optimum performance.
VREFP
VREFN
C
3
C
4
C
5
C
2
DVDD
C
1
19
SCKDSD
18
SDIDEM
VOUTR
11
C
6
VOUTL
C
7
AC-Coupled
VOUTR/L
to External LPF
16
17
MUTEB
8
AVDD
4
MCLK
3
BCKIN
2
DIN
Audio Serial Data I/F
DGND
AGND
1
LRCIN
10
14
9
13
+
+
+
12
+
+
Software/hardware
control mode select
5
ZERO
15
CSBIWL
Figure 30 External Components Diagram
RECOMMENDED EXTERNAL COMPONENTS VALUES
COMPONENT
REFERENCE
C1 and C5
C2 to C4
C6 and C7
C8
C9
SUGGESTED
VALUE
10
μ
F
0.1
μ
F
10
μ
F
0.1
μ
F
10
μ
F
DESCRIPTION
De-coupling for DVDD and AVDD/VREFP
De-coupling for DVDD and AVDD/VREFP
Output AC coupling caps to remove midrail DC level from outputs.
Reference de-coupling capacitors for VMID pin.
Table 22 External Components Description
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
WM8728_04 制造商:WOLFSON 制造商全稱:WOLFSON 功能描述:24-bit, 192kHz Stereo DAC with Volume Control
WM8728_12 制造商:WOLFSON 制造商全稱:WOLFSON 功能描述:24-bit, 192kHz Stereo DAC with Volume Control
WM8728-6059-DS20-M-S 功能描述:音頻 IC 開發(fā)工具 WM8728 MINI Eval Board System RoHS:否 制造商:Texas Instruments 產(chǎn)品:Evaluation Kits 類型:Audio Amplifiers 工具用于評估:TAS5614L 工作電源電壓:12 V to 38 V
WM8728SEDS 功能描述:音頻數(shù)/模轉(zhuǎn)換器 IC Stereo DAC RoHS:否 制造商:Texas Instruments 轉(zhuǎn)換器數(shù)量: 分辨率:16 bit 接口類型:I2S, UBS 轉(zhuǎn)換速率: 信噪比:98 dB 工作電源電壓:5 V DAC 輸出端數(shù)量:2 工作溫度范圍:- 25 C to + 85 C 電源電流:23 mA 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-32 封裝:Reel
WM8728SEDS/R 功能描述:音頻數(shù)/模轉(zhuǎn)換器 IC Stereo DAC RoHS:否 制造商:Texas Instruments 轉(zhuǎn)換器數(shù)量: 分辨率:16 bit 接口類型:I2S, UBS 轉(zhuǎn)換速率: 信噪比:98 dB 工作電源電壓:5 V DAC 輸出端數(shù)量:2 工作溫度范圍:- 25 C to + 85 C 電源電流:23 mA 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-32 封裝:Reel