SX1242
ADVANCED COMMUNICATIONS & SENSING
SX1242 - Low Cost Integrated Transmitter IC
344.940 MHz RF Transmitter
DATASHEET
GENERAL DESCRIPTION
The SX1242 is an ultra-low-cost, fully integrated standalone
OOK transmitter suitable for operation at 344.940 MHz
The SX1242 is designed for use without the requirement for
configuration via an MCU.
The SX1242 offers integrated radio performance with cost
efficiency and is suited for operation in North America (FCC
part 15.231).
APPLICATIONS
Low-Cost Consumer Electronic Applications
Remote Keyless Entry (RKE)
Remote Control / Security Systems
Audio Accessories
Process and building / home control
ORDERING INFORMATION
Part Number Temperature Range Qty. per Reel
SX1242ISETRT -40 °C to +85 °C
2500
Package
SOIC8-EP
Pb-Free, Halogen Free, RoHS/WEEE compliant product.
KEY PRODUCT FEATURES
+12 dBm Output Power
344.940 MHz Operation
OOK Bit Rates up to 10 kbps
Pre-Configured Modes for Operation without MCU
1.8 to 3.7 V Supply Range
Low BOM Fully Integrated TX
GND
1
RFOUT
8
v
v
v
DATA
2
CP
VDD
M/N 7
GND
3
XTAL
4
TX ENABLE
PFD
6
VDD
ΣΔ
5
v
SX1242, Rev 1, November 2010
©2010 Semtech Corp.
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