SI270X-A-EVB Silicon Laboratories Inc, SI270X-A-EVB Datasheet - Page 34

• Manufacturer Part Number: SI270X-A-EVB
• Description: BOARD EVAL FOR SI270X-A
• Manufacturer: Silicon Laboratories Inc

Specifications of SI270X-A-EVB

• Board Type: Fully Populated
• Amplifier Type: Class D
• Output Type: 2-Channel (Stereo) with Stereo Headphones
• Max Output Power X Channels @ Load: 5W x 2 @ 3 Ohm
• Voltage - Supply: 9V
• Utilized Ic / Part: SI270X-A
• Description/function: Audio Amplifiers
• Output Power: 5 W
• Product: Audio Modules
• For Use With/related Products: Si270x
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Operating Temperature: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 336-1929

Si2704/05/06/07-A10
6. Pin Descriptions
6.1. 24-Pin QFN Package
34
Pin Number
GND PAD
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
1
2
3
4
5
6
7
8
9
OUTSEL/MFP2
AUXOR
OUTPR
OUTNR
AUXOL
OUTNL
OUTPL
GNDR
Name
CLKO
VPPR
GNDL
DCLK
SCLK
MFP3
MFP1
VPPL
XTLO
SDIO
GND
XTLI
VDD
RST
DFS
DIN
VIO
Low voltage ground for VDD. Connect to PCB ground plane.
I
I
I/O supply voltage.
Serial clock input for I
Serial data input/output for I
Buffered reference clock output. Configures 2-Wire address on RST.
Multi-function pin 3.
PWMDAC left channel analog output on Si2705/07 (Reserved on Si2704/06).
PWMDAC right channel analog output on Si2705/07 (Reserved on Si2704/06).
Multi-function pin 1.
Output select three-level control input: 2.0, 2.1 or line out mode.
Right channel power stage supply voltage.
Right channel power stage “P” output.
Right channel power stage “N” output.
Right channel power stage ground.
Left channel power stage ground.
Left channel power stage “N” output.
Left channel power stage “P” output.
Left channel power stage supply voltage.
Device reset (active low) input.
External crystal output.
Reference clock or external crystal input.
Low voltage supply voltage.
I
2
2
2
S digital I/O data clock.
S digital data input port.
S digital I/O data frame synch.
Figure 25. Pin Configuration
DCLK
CLKO
Table 18. Pin Descriptions
SCLK
SDIO
DIN
VIO
1
2
3
4
5
6
24
7
24-Pin QFN Package
23
8
Top Down View
Rev. 0.6
(Back Paddle)
GND PAD
22
9
21
10
2
C-compliant 2-Wire control interface.
20
11
19
12
2
C-compliant 2-Wire control interface.
18
17
16
15
14
13
OUTPL
OUTNL
GNDL
GNDR
OUTNR
OUTPR
Function