SX1239IMLTRT Semtech, SX1239IMLTRT Datasheet - Page 55

• Manufacturer Part Number: SX1239IMLTRT
• Description: IC, RF RECEIVER, 1.02GHz, QFN-24
• Manufacturer: Semtech

Specifications of SX1239IMLTRT

• Applications: Wireless Sensor Networks, Automated Meter Reading, Home And Building Automation
• Receiving Current: 16mA
• Data Rate: 300Kbps
• Modulation Type: FSK, OOK
• Sensitivity Dbm: -120dBm
• Rohs Compliant: Yes
• Rf Ic Case Style: QFN
• No. Of Pins: 24
• Sensitivity (dbm): -120dBm
• Supply Voltage Range: 1.8V To 3.6V
• Operating Temperature Range: -40°C To +85°C
• Lead Free Status / Rohs Status: Supplier Unconfirmed

6.2. Common Configuration Registers
Table 20
Rev 3 - Jan 2011
ADVANCED COMMUNICATIONS & SENSING
Name
(Address)
RegFifo
(0x00)
RegOpMode
(0x01)
RegDataModul
(0x02)
RegBitrateMsb
(0x03)
RegBitrateLsb
(0x04)
Reserved05
(0x05)
Reserved06
(0x06)
RegFrfMsb
(0x07)
RegFrfMid
(0x08)
Common Configuration Registers
Bits Variable Name
7-0
4-2
1-0
6-5
4-3
2-0
7-0
7-0
7-0
7-0
7-0
7-0
7
6
5
7
Fifo
SequencerOff
ListenOn
ListenAbort
Mode
-
-
DataMode
ModulationType
-
BitRate(15:8)
BitRate(7:0)
-
-
Frf(23:16)
Frf(15:8)
Mode
rw
rw
rw
rw
rw
rw
rw
rw
rw
rw
w
r
r
r
r
r
Page 55
Default
Value
0x00
0x1a
0x0b
0x00
0x52
0xe4
0xc0
001
000
00
00
00
0
0
0
0
Description
FIFO data output
Controls the automatic Sequencer (see section 4.2 ):
0
RegOpMode is automatically reached with the Sequencer
1
Enables Listen mode:
0
1
Aborts Listen mode when set together with ListenOn=0
and new Mode selection in 1 SPI access (see section 4.3)
Always reads 0.
Receiver’s operating modes:
000
001
010
100
others
Reads the value corresponding to the current chip mode
unused
unused
Data processing mode:
00
01
10
11
Modulation scheme:
00
01
10 - 11
unused
MSB of Bit Rate (Chip Rate when Manchester encoding is
enabled)
LSB of Bit Rate (Chip Rate if Manchester encoding is
enabled)
Default value: 4.8 kb/s
unused
unused
MSB of the RF Local Oscillator
Middle byte of the RF Local Oscillator
Operating mode as selected with Mode bits in
Mode is forced by the user
Off (see section 4.3)
On
Continuous mode without bit synchronizer
Packet mode
reserved
Continuous mode with bit synchronizer
FSK
OOK
sleep mode (SLEEP)
standby mode (STDBY)
frequency synthesizer mode (FS)
receiver mode (RX)
reserved
reserved
BitRate
=
---------------------------------- -
BitRate 15 0
FXOSC
( , )
DATASHEET
www.semtech.com
SX1239