SGTL5000XNAA3R2 Datasheet, PDF (3/68 Pages) Freescale Semiconductor, Inc – Low Power Stereo Codec with Headphone Amp

PIN CONNECTIONS
PIN CONNECTIONS
20 19 18 17 16
HP_R ₁
HP_VGND 2
VDDA ₃
HP_L 4
VAG ₅
GND
15 ^I2S_SCLK
14 ^I2S_LRCLK
13 ^SYS_MCLK
12 ^VDDIO
11 ^MIC_BIAS
6 7 8 9 10
GND 1
HP_R 2
GND 3
HP_VGND 4
VDDA 5
HP_L ₆
AGND 7
NC 8
32 31 30 29 28 27 26 25
GND
24 I2S_SCLK
23 I2S_LRCLK
22 NC
21 SYS_MCLK
20 VDDIO
19 NC
18 CPFILT
17 NC
9 10 11 12 13 14 15 16
20 QFN
Transparent Top View
32 QFN
Transparent Top View
Figure 3. SGTL5000 Pin Connections
A functional description can be found in Functional Description, beginning on page 12.
Table 1. SGTL5000 Pin Definitions
20 Pin QFN 32 Pin QFN Pin Name
1
2
HP_R
2
4
HP_VGND
3
5
VDDA
4
6
HP_L
-
7
AGND
-
8, 9, 17, 19,
NC
22, 28
5
10
VAG
6
11
LINEOUT_R
7
12
LINEOUT_L
8
13
LINEIN_R
9
14
LINEIN_L
Pin
Function
Formal Name
Definition
Analog
Analog
Right headphone output
Headphone virtual ground
Do not connect HP_VGND to system ground, even
when unused. This is a virtual ground (DC voltage) that
should never connect to an actual “0 Volt ground”. Use
the widest, shortest trace possible for the HP_VGND.
Power
Analog
Analog voltage
Left headphone output
Analog
Ground
Ground
No Connect
Analog
Analog
Analog
Analog
Analog
DAC VAG filter
Right LINEOUT
Left LINEOUT
Right LINEIN
Left LINEIN
Analog Integrated Circuit Device Data
Freescale Semiconductor
SGTL5000
3