WM8740 Wolfson Microelectronics plc, WM8740 Datasheet - Page 4

• Manufacturer Part Number: WM8740
• Description: 24-bit, High Performance 192khz Stereo Dac
• Manufacturer: Wolfson Microelectronics plc

WM8740
PIN DESCRIPTION
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PIN
10
11
12
13
14
15
16
17
18
19
20
21
22
1
2
3
4
5
6
7
8
9
MODE8X
VOUTRP
VOUTRN
VOUTLN
VOUTLP
DIFFHW
AGNDR
AVDDR
AGNDL
AVDDL
VMIDR
BCKIN
LRCIN
VMIDL
DGND
DVDD
AGND
AVDD
NAME
ZERO
RSTB
SCLK
DIN
Analogue output
Analogue output
Analogue output
Analogue output
Analogue output
Analogue output
Digital output
Digital input
Digital input
Digital input
Digital input
Digital input
Digital input
Digital input
Supply
Supply
Supply
Supply
Supply
Supply
Supply
Supply
TYPE
DESCRIPTION
Sample rate clock input.
Audio data serial input (except in 8XMODE when it is DINL).
Audio data bit clock input .
Internal pull-down, active high, 8 x fs mode.
System clock input.
Internal pull-down, active high, differential mono mode.
Digital ground supply.
Digital positive supply.
Analogue positive supply.
Analogue ground supply.
Mid rail right channel.
Right channel DAC output positive.
Right channel DAC output negative.
Analogue ground supply.
Analogue positive supply.
Left channel DAC output negative.
Left channel DAC output positive.
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.
PD, Rev 4.3, August 2009
Production Data
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