WIRELESS & SENSING
SX1243
Integrated Transmitter IC
DATASHEET
1.3. Pin Description, DFN8 Encapsulation
Table 1 Description of the SX1243 DFN8 Pinouts
Number
Name
0
GND
1
NRESET
2
DATA
3
GND
4
XTAL
5
VBAT
6
CTRL
7
TX_READY
8
RFOUT
Type
I
I
I/O
I
I/O
I
I
O
O
Function in ‘Power & Go’ Modes
Function in ‘Advanced’ Mode
Exposed Pad, Ground
Reset (Optional, can be left floating)
Transmit Data
Transmit or Configuration Data
Ground
Reference Crystal
Power Supply 1.8V to 3.7V
Config Selection
Configuration Data Clock
Transmitter Ready Flag (Optional, can be left floating)
Transmitter RF Output
SX1243, Rev 3, May 2012
©2012 Semtech Corporation
Page 4
www.semtech.com