WM8750L Просмотр технического описания (PDF) - Wolfson Microelectronics plc
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WM8750L Datasheet PDF : 56 Pages
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WM8750L
PIN CONFIGURATION
24 23 22 21 20 19 18 17
RINPUT2 25
LINPUT2 26
RINPUT1 27
LINPUT1 28
MODE 29
CSB 30
SDIN 31
SCLK 32
16 LOUT2
15 ROUT2
14 HPGND
13 LOUT1
12 ROUT1
11 OUT3
10 MONOOUT
9 ADCLRC
12345678
PIN DESCRIPTION
PIN #
NAME
1
MCLK
2
DCVDD
3
DBVDD
4
DGND
5
BCLK
6
DACDAT
7
DACLRC
8
ADCDAT
9
ADCLRC
10
MONOOUT
11
OUT3
12
ROUT1
13
LOUT1
14
HPGND
15
ROUT2
16
LOUT2
17
HPVDD
TYPE
Digital Input
Supply
Supply
Supply
Digital Input / Output
Digital Input
Digital Input / Output
Digital Output
Digital Input / Output
Analogue Output
Analogue Output
Analogue Output
Analogue Output
Supply
Analogue Output
Analogue Output
Supply
18
AVDD
Supply
19
AGND
Supply
20
VREF
Analogue Output
21
VMID
Analogue Output
22
MICBIAS
Analogue Output
23
RINPUT3 /
Analogue Input
HPDETECT
24
LINPUT3
Analogue Input
25
RINPUT2
Analogue Input
26
LINPUT2
Analogue Input
27
RINPUT1
Analogue Input
28
LINPUT1
Analogue Input
29
MODE
Digital Input
30
CSB
Digital Input
31
SDIN
Digital Input/Output
32
SCLK
Digital Input
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ORDERING INFORMATION
ORDER CODE
WM8750LEFL
TEMPERATURE
RANGE
-25°C to +85°C
WM8750LSEFL
-25°C to +85°C
WM8750LEFL/R
-25°C to +85°C
WM8750LSEFL/R -25°C to +85°C
Note:
Reel quantity = 3500
PACKAGE
32-pin QFN
(5x5x0.9mm)
32-pin QFN
(5x5x0.9mm)
(lead free)
32-pin QFN
(5x5x0.9mm)
(tape and reel)
32-pin QFN
(5x5x0.9mm)
(lead free, tape and
reel)
DESCRIPTION
Master Clock
Digital Core Supply
Digital Buffer (I/O) Supply
Digital Ground (return path for both DCVDD and DBVDD)
Audio Interface Bit Clock
DAC Digital Audio Data
Audio Interface Left / Right Clock/Clock Out
ADC Digital Audio Data
Audio Interface Left / Right Clock
Mono Output
Analogue Output 3 (can be used as Headphone Pseudo Ground)
Right Output 1 (Line or Headphone)
Left Output 1 (Line or Headphone)
Supply for Analogue Output Drivers (LOUT1/2, ROUT1/2)
Right Output 1 (Line or Headphone or Speaker)
Left Output 1 (Line or Headphone or Speaker)
Supply for Analogue Output Drivers (LOUT1/2, ROUT1/2,
MONOUT)
Analogue Supply
Analogue Ground (return path for both AVDD and MVDD)
Reference Voltage Decoupling Capacitor
Midrail Voltage Decoupling Capacitor
Microphone Bias
Right Channel Input 3 or Headphone Plug-in Detection
Left Channel Input 3
Right Channel Input 2
Left Channel Input 2
Right Channel Input 1
Left Channel Input 1
Control Interface Selection
Chip Select / Device Address Selection
Control Interface Data Input / 2-wire Acknowledge output
Control Interface Clock Input
PP Rev 1.77 May 2003
4
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