Si4720-A-EVB Silicon Laboratories Inc, Si4720-A-EVB Datasheet - Page 41

• Manufacturer Part Number: Si4720-A-EVB
• Description: WiFi / 802.11 Modules & Development Tools Si4720 Eval Board Use Si4721-A-EVB.
• Manufacturer: Silicon Laboratories Inc

Specifications of Si4720-A-EVB

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

7. Pin Descriptions: Si4720/21-GM
Pin Number(s)
12, GND PAD
1, 20
10
11
13
14
15
16
17
18
19
2
3
4
5
6
7
8
9
GPO3/DCLK
LOUT/DFS
ROUT/DIN
RIN/DOUT
GPO2/INT
LIN/DFS
RFGND
GPO1
Name
RCLK
SCLK
SDIO
GND
TXO
SEN
VDD
RST
FMI
VIO
NC
RFGND
TXO
RST
FMI
NC
No connect. Leave floating.
FM RF input.
RF ground. Connect to ground plane on PCB.
FM transmit output connection to transmit antenna.
Device reset (active low) input.
Serial enable input (active low).
Serial clock input.
Serial data input/output.
External reference oscillator input.
I/O supply voltage.
Supply voltage. May be connected directly to battery.
Right audio line output—digital input data.
Left audio line output—digital frame synchronization.
Right audio line input—digital output data.
Left audio line input—digital frame synchronization.
General purpose output—digital bit synchronous clock.
General purpose output—interrupt request.
General purpose output.
Ground. Connect to ground plane on PCB.
2
3
4
5
1
6
20
7
19
8
GND
PAD
Rev. 1.0
18
9
17
10
16
11
15 RIN/DOUT
14
13
12
Description
LOUT/DFS
ROUT/DIN
GND
VDD
Si4720/21-B20
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