WM8706SEDS Просмотр технического описания (PDF) - Wolfson Microelectronics plc
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производитель
WM8706SEDS Datasheet PDF : 26 Pages
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WM8706
Production Data
PIN DESCRIPTION
PIN
NAME
TYPE
DESCRIPTION
1
LRCIN
Digital Input
DAC Sample Rate Clock Input
2
DIN
Digital Input
Serial Audio Data Input
3
BCKIN
Digital Input
Audio Data Bit Clock Input.
4
NC
No internal connection
5
ZERO
Digital Output (Open Drain) Infinite ZERO Detect Flag (L=IZD detected, H=IZD not detected)
6
NC
No Internal Connection
7
DGND
Supply
Digital Ground Supply
8
DVDD
Supply
Digital Positive Supply
9
NC
No Internal Connection
10
NC
No Internal Connection
11
NC
No Internal Connection
12
NC
No Internal Connection
13
VOUTR
Analogue Output
Right Channel DAC Output
14
AGND
Supply
Analogue Ground Supply
15
AVDD
Supply
Analogue Positive Supply
16
VOUTL
Analogue Output
Left Channel DAC Output
17
NC
No Internal Connection
18
VMID
Analogue Output
Mid Rail Decoupling Point
19
VREFN
Supply
DAC Negative Reference – normally AGND, must not be below AGND
20
VREFP
Supply
DAC Positive Reference – normally AVDD, must not be above AVDD
21
ZERO
Digital Output
Infinite Zero Detect Flag
22
NC
No Internal Connection
23
CSBIWO
Digital Input
Software Mode: 3-Wire Serial Control Chip Select
Hardware Mode: Input Word Length, Pull Up
24
MODE
Digital Input
Control Mode Selection (Low = Hardware, High = Software), Pull Down
25
MUTEB
Digital Bi-directional Mute Control (L = Mute on, H = Mute off, Z = Automute Enabled), Pull
Up
26
MDDM0
Digital Bi-directional Software Mode: 3-Wire Serial Control Data Input:
Hardware Mode: De-Emphasis
27
MCDM1
Digital Input
Software Mode: 3-Wire Serial Control Clock Input
Hardware Mode: De-Emphasis, Pull Down
28
MLIIS
Digital Input
Software Mode 3-Wire Serial Control Load Input
Hardware Mode: Input Data Format Selection, Pull Up
Note:
Digital input pins have Schmitt trigger input buffers.
w
PD Rev 4.1 July 2005
4
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