WM8739 データシートの表示（PDF） - Wolfson Microelectronics plc
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WM8739 Datasheet PDF : 35 Pages
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WM8739 / WM8739L
Advanced Information
PIN CONFIGURATION (SSOP)
ORDERING INFORMATION (SSOP)
SDIN 1
SCLK 2
XTI/MCLK 3
20 CSB
19 MODE
18 LLINEIN
DEVICE
XWM8739EDS
XWM8739LEDS
AVDD RANGE
2.7 to 3.6V
1.8 to 3.6V
PACKAGE
20-pin SSOP
20-pin SSOP
XTO 4
DCVDD 5
DGND 6
DBVDD 7
BCLK 8
DNC 9
DNC 10
17 RLINEIN
16 VMID
15 AGND
14 AVDD
13 NC
12 ADCLRC
11 ADCDAT
PIN DESCRIPTION (SSOP PACKAGE)
PIN
NAME
TYPE
DESCRIPTION
1
SDIN
Digital Input
3-Wire MPU Data Input / 2-Wire MPU Data Input
2
SCLK
Digital Input
3-Wire MPU Clock Input / 2-Wire MPU Clock Input
3
XTI/MCLK
Digital Input
Crystal Input or Master Clock Input (MCLK)
4
XTO
Digital Output
Crystal Output
5
DCVDD
Supply
Digital Core VDD
6
DGND
Ground
Digital GND
7
DBVDD
Supply
Digital Buffers VDD
8
BCLK
Digital Input/Output Digital Audio Port Clock
9
DNC
Test pin
Do not connect (leave this pin floating)
10
DNC
Test pin
Do not connect (leave this pin floating)
11
ADCDAT
Digital Output
ADC Digital Audio Data Output
12
ADCLRC
Digital Input/Output ADC Sample Rate Clock
13
NC
No Internal Connection
14
AVDD
Supply
Analogue VDD
15
AGND
Ground
Analogue GND
16
VMID
Analogue Output Mid-rail reference decoupling point
17
RLINEIN
Analogue Input Right Channel Line Input (AC coupled)
18
LLINEIN
Analogue Input Left Channel Line Input (AC coupled)
19
MODE
Digital Input
Control Interface Selection, Pull up (on power up only)
20
CSB
Digital Input
3-Wire MPU Chip Select/ 2-Wire MPU interface address selection
AI Rev 2.2 September 2001
2
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