sta323wtr STMicroelectronics, sta323wtr Datasheet - Page 12

• Manufacturer Part Number: sta323wtr
• Description: 2.1 High Efficiency Digital Audio System
• Manufacturer: STMicroelectronics

Schematics
12/71
Table 4.
20
Pin
10
11
12
13
14
15
16
17
18
19
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
7
8
9
Pin description (continued)
Type
RES
N.C.
I/O.
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
O
I
I
I
I
I
I
I
Analog ground
Analog supply
VDD DIGITAL
Digital ground
Digital supply
GNDCLEAN
PLL FILTER
VCC digital
VSS digital
GNDREG
Reserved
CONFIG
GND2A
GND1B
GND1A
VCC2A
OUT2A
OUT1B
VCC1B
VCC1A
OUT1A
RESET
SDI_12
LRCKI
Name
BICKI
SDA
SCL
XTI
VL
Description
Negative supply
Positive supply
Output half bridge 2A
Output half bridge 1B
Positive supply
Negative supply
Negative supply
Not connected
Positive supply
Output half bridge 1A
Reference ground
Substrate ground
Logic supply
Logic supply to power section
Logic levels
Reset
I²C serial clock
I²C serial data
Test pin to be externally connected to ground
Connection to PLL filter
PLL input clock
Analog ground
Analog supply 3.3
I²S serial data channels 1 and 2
I²S left/right clock,
I²S serial clock
Digital ground
Digital supply 3.3 V
5 V regulator referred to +Vcc
5 V regulator referred to ground (signal positive
supply)
STA323W