SI4012 Silicon Laboratories, SI4012 Datasheet - Page 11

• Manufacturer Part Number: SI4012
• Description: CRYSTAL-LESS RF TRANSMITTER
• Manufacturer: Silicon Laboratories

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3. Pin Descriptions: Si4012
Pin Number
3,4
10
1
2
5
9
7
8
9
GPIO0/XTAL
TXM, TXP
Name
nIRQ
GND
VDD
SDN
SDA
GPIO0/XTAL
LED
SCL
GND
TXM
VDD
TXP
General purpose input or crystal input
Ground
RF transmitter differential outputs
Supply input
LED driver output pin
Shutdown input pin, active high
SMB (I
SMB (I
Interrupt status output, active low
1
2
3
4
5
2
2
C) Clock input
C) Data input/output pin
Rev 0.1
Si4012
Description
10 SDA
9 SCL
8
7
6
SDN
nIRQ
LED
Si4012
11
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