VS1003
VLSI
VS1003 PRELIMINARY
y
Solution
5. PACKAGES AND PIN DESCRIPTIONS
5.2 LQFP-48 and BGA-49 Pin Descriptions
Pin Name
LQFP- BGA49 Pin
48 Pin Ball Type
Function
MICP
MICN
1
2
3
4
5
6
7
8
9
C3
C2
B1
D2
C1
D3
D1
E2
E1
F2
AI
AI
DI
DGND
CPWR
IOPWR
CPWR
DO
Positive differential microphone input, self-biasing
Negative differential microphone input, self-biasing
Active low asynchronous reset
Core & I/O ground
Core power supply
I/O power supply
Core power supply
Data request, input bus
General purpose IO 2 / serial input data bus clock
General purpose IO 3 / serial data input
XRESET
DGND0
CVDD0
IOVDD0
CVDD1
DREQ
GPIO2 / DCLK1
GPIO3 / SDATA1 10
XDCS / BSYNC1 13
DIO
DIO
E3
F3
G2
F4
G3
E4
G4
F5
DI
IOPWR
DO
DGND
AO
AI
IOPWR
IOPWR
DGND
DGND
DGND
DI
Data chip select / byte sync
I/O power supply
Clock VCO output
Core & I/O ground
Crystal output
Crystal input
I/O power supply
I/O power supply
Core & I/O ground
Core & I/O ground
Core & I/O ground
Chip select input (active low)
Core power supply
IOVDD1
VCO
14
15
16
17
18
19
DGND1
XTALO
XTALI
IOVDD2
IOVDD3
DGND2
DGND3
DGND4
XCS
20
21
22
23
24
G5
F6
G6
G7
CVDD2
CPWR
RX
TX
SCLK
SI
SO
CVDD3
TEST
GPIO0 / SPIBOOT 33
26
27
28
29
30
31
32
E6
F7
D6
E7
D5
D7
C6
C7
DI
DO
DI
UART receive, connect to IOVDD if not used
UART transmit
Clock for serial bus
Serial input
Serial output
DI
DO3
CPWR
DI
Core power supply
Reserved for test, connect to IOVDD
General purpose IO 0 / SPIBOOT, use 100 k pull-down
resistor2
DIO
GPIO1
34
B6
DIO
General purpose IO 1
AGND0
AVDD0
RIGHT
AGND1
AGND2
GBUF
AVDD1
RCAP
AVDD2
LEFT
37
38
39
40
41
42
43
44
45
46
47
48
C5
B5
A6
B4
A5
C4
A4
B3
A3
B2
A2
A1
APWR
APWR
AO
APWR
APWR
AO
APWR
AIO
APWR
AO
Analog ground, low-noise reference
Analog power supply
Right channel output
Analog ground
Analog ground
Ground buffer
Analog power supply
Filtering capacitance for reference
Analog power supply
Left channel output
Analog ground
AGND3
LINEIN
APWR
AI
Line input
1 First pin function is active in New Mode, latter in Compatibility Mode.
2 Unless pull-down resistor is used, SPI Boot is tried. See Chapter 9.4 for details.
Version 0.92, 2005-06-07
13
ETC [ ETC ]
