SX1230I066TRT Semtech, SX1230I066TRT Datasheet - Page 22

• Manufacturer Part Number: SX1230I066TRT
• Description: IC TX UHF 433/868/916 MHZ 24-QFN
• Manufacturer: Semtech

Specifications of SX1230I066TRT

• Frequency: 315MHz, 434MHz, 868MHz, 915MHz
• Applications: RKE
• Modulation Or Protocol: ISM
• Data Rate - Maximum: 600kbps
• Power - Output: 17dBm
• Current - Transmitting: 95mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Voltage - Supply: 1.8 V ~ 3.7 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 24-MLPQ
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Product Depth (mm): 4mm
• Product Length (mm): 4mm
• Operating Supply Voltage (min): 1.8V
• Operating Supply Voltage (typ): 2.5/3.3V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Memory Size: -
• Lead Free Status / Rohs Status: Supplier Unconfirmed
• Other names: Q4629601; SX1230I066TR; SX1230I066TRT

Table 12 SX1230 SPI Register Description
SX1230, Revision 2 May 2009
©2008 Semtech Corp.
ADVANCED COMMUNICATIONS & SENSING
Addr.
0x00
0x01
0x02
0x03
0x04
0x05
0x06
Register Name
Mode
BrMsb
BrLsb
FdevMsb
FdevLsb
FrfMsb
FrfMid
Default
0x1A
0x0B
0xE4
0xC0
0x10
0x00
0x52
Bits
7:0
6:4
3:2
1:0
7:0
7:0
7:6
5:0
7:0
7:0
7
Variable Name
-
mode(2:0)
modul_type(1:0)
data_shaping(1:0)
br_ratio(15:8)
br_ratio(7:0)
-
fdev_coeff(13:8)
fdev_coeff(7:0)
freq_rf(23:16)
freq_rf(15:8)
Page 22
Mode
rw
rw
rw
rw
rw
rw
rw
rw
rw
rw
-
unused
Operating mode:
000 sleep mode (SLEEP)
001 stand-by mode (STDBY)
010 frequency synthesizer mode (FS)
011 transmit mode (TX)
others reserved
Read value is always chip actual mode
Modulation type:
00 FSK
01 OOK
Others reserved
Data shaping:
In FSK:
00 no shaping
01 Gaussian filter with BT = 1.0
10 Gaussian filter with BT = 0.5
11 Gaussian filter with BT = 0.3
In OOK:
00 no shaping
01 filtering with fcutoff = bit rate
10 filtering with fcutoff = 2 * bit rate
(BR <= 32 kb/s)
11 reserved
Bit rate MSB (chip rate if Manchester encoding)
Bit rate LSB (chip rate if Manchester encoding)
Default value is 0x1A0B = 4.8 kbps
unused
Deviation frequency MSB
Deviation Frequency LSB
Default = 0x0052 = 82, gives 5 kHz
RF carrier frequency MSB
RF carrier centre bits
Integrated Transmitter IC
Δf
R
=
B
f
----------------------------------------------------- -
=
XOSC
Description
-------------------------------- -
br_ratio(15:0)
⋅
f
df_coeff(13:0)
XOSC
2
19
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