WM8759ED Просмотр технического описания (PDF) - Wolfson Microelectronics plc
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WM8759ED Datasheet PDF : 19 Pages
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WM8759
Advanced Information
PIN DESCRIPTION
PIN
NAME
TYPE
1
LRCIN
Digital input
2
DIN
Digital input
3
BCKIN
Digital input
4
ENABLE
Digital input
5
CAP
Analogue output
6
HPOUTR
Analogue output
7
AGND
Supply
8
AVDD
Supply
9
HPOUTL
Analogue output
10
DGND
Digital Supply
11
DVDD
Digital Supply
12
DEEMPH
Digital input
13
FORMAT
Digital input
14
MCLK
Digital input
DESCRIPTION
Sample rate clock input
Serial audio data input
Bit clock input
Enable input – 0 = powered down, 1 = enabled
Analogue internal reference
Right channel DAC output
Ground reference for analog circuits and substrate connection
Positive supply for analog circuits
Left channel DAC output
Digital ground supply
Digital positive supply
De-emphasis select, Internal pull down
High = de-emphasis ON
Low = de-emphasis OFF
Data input format select, Internal pull up
Low = 16-bit right justified or DSP ‘late’
High = 16-24-bit I2S or DSP ‘early’
Master clock input
Note:
1. Digital input pins have Schmitt trigger input buffers.
w
AI Rev 3.0 September 2004
4
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