參數(shù)資料
型號： WM8716
廠商： Wolfson Microelectronics
英文描述： High Performance 24-bit, 192kHz Stereo DAC
中文描述： 高性能24位，192kHz的立體聲DAC
文件頁數(shù)： 6/21頁
文件大?。?/td> 351K
代理商： WM8716
WM8716
Production Data
WOLFSON MICROELECTRONICS LTD
PD Rev 3.1 April 2001
6
PIN DESCRIPTION
PIN
NAME
TYPE
DESCRIPTION
Hardware Mode
Normal Mode
Sample rate clock input.
Audio data serial input
Differential Mode
8X Mode
Software
Mode
1
2
LRCIN
DIN
Digital input
Digital input
DINL
Audio data
serial input
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
BCKIN
CLKO
XTI
XTO
DGND
DVDD
AVDDR
AGNDR
VMIDR
MODE8X
VOUTR
AGND
AVDD
VOUTL
DIFFHW
VMIDL
AGNDL
AVDDL
ZERO
RSTB
CSBIWO
Digital input
Digital output
Analogue input
Analogue output
Supply
Supply
Supply
Supply
Analogue output
Digital input
Analogue output
Supply
Supply
Analogue output
Digital input
Analogue output
Supply
Supply
Digital output
Digital input
Digital input
Internal pull-down
Audio data bit clock input.
Oscillator buffered output (system clock).
Oscillator input.
Oscillator output.
Digital ground supply.
Digital positive supply.
Analogue positive supply.
Analogue ground supply.
Mid rail right channel.
Internal pull-down, active high, 8 x fs mode.
Right channel DAC output.
Analogue ground supply.
Analogue positive supply.
Left channel DAC output.
Internal pull-down, active high, differential mono mode
Mid rail left channel.
Analogue ground supply.
Analogue positive supply.
Infinite zero detect
–
active low. Open drain type output with active pull-down.
Reset input
–
active low. Internal pull-up.
Wordlength:
Low for 16-bit data.
High for 20-bit
(normal) or 24-bit
I
S data.
I
S data.
Low for hardware
mode.
mono mode.
High for right
mono mode
Low to soft mute.
High for normal
operation.
Z for automute.
Z for automute.
Wordlength:
Low for 16-bit data.
High for 20-bit
(normal) or 24-bit
Wordlength:
Low for 20-bit data.
High for 24-bit data.
Low for
serial
interface
operation.
24
MODE
Digital input
Internal pull-up
Low for left
DINR
High for
software
mode.
25
MUTEB
Digital input
Internal pull-up
Low to soft mute.
High for normal
operation.
Low to soft mute.
High for normal
operation.
Z for automute.
Low to
soft mute.
High for
normal
operation.
Z for
automute.
Control serial
interface
data signal.
26
MD/DM0
Digital input
Internal pull-up
De-emphasis mode
select bit 0.
Low for no
de-emphasis.
High for 44.1kHz
de-emphasis.
Low for normal filter
operation.
High for filter slow
roll-off.
Audio serial format:
Low
–
right justified.
High
–
I
2
S.
LRP
–
LRCLK
polarity select.
27
MC/DM1
Digital input
Internal pull-up
De-emphasis mode
select bit 1.
Unused.
Leave unconnected.
Control serial
interface
clock signal.
28
ML/I2S
Digital input
Internal pull-up
Audio serial format:
Low
–
right justified.
High
–
I
2
S.
Input data format:
Low
–
right justified.
High
–
left justified.
Control serial
interface
load signal.
Note:
Digital input pins have Schmitt trigger input buffers except Pin 12 and Pin 17.
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WM8716SEDS 功能描述:音頻數(shù)/模轉(zhuǎn)換器 IC Stereo DAC (OSC) 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
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