SX1211I084TRT Semtech, SX1211I084TRT Datasheet - Page 64

• Manufacturer Part Number: SX1211I084TRT
• Description: IC SNGL-CHIP TXRX 32-TQFN
• Manufacturer: Semtech

Specifications of SX1211I084TRT

• Frequency: 860 ~ 960MHz
• Data Rate - Maximum: 200kbps
• Modulation Or Protocol: FSK, OOK
• Applications: AMR, ISM, Security and Access
• Power - Output: 12.5dBm
• Sensitivity: -113dBm
• Voltage - Supply: 2.1 V ~ 3.6 V
• Current - Receiving: 3mA
• Current - Transmitting: 25mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-TQFN
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Modulation Type: FSK/OOK
• Package Type: TQFN EP
• Operating Supply Voltage (min): 2.1V
• Operating Supply Voltage (typ): 2.5/3.3V
• Operating Supply Voltage (max): 3.6V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Memory Size: -
• Lead Free Status / Rohs Status: Compliant
• Other names: SX1211I084TRT

The detailed description of the TXParam register is given in Table 31.
Table 31: TXParam Register Description
Name
InterpFilt
Pout
Res
The detailed description of the OSCParam register is given in Table 32.
Table 32: OSCParam Register Description
Name
Clkout_on
Clkout_freq
Res
Rev 7 – Sept 2
ADVANCED COMMUNICATIONS & SENSING
6.6. Transmitter Parameters - TXParam
6.7. Oscillator Parameters - OSCParam
nd
, 2008
Bits
7-4
3-1
0
Bits
7
6-2
1-0
Address (d)
26
26
26
Address
(d)
27
27
27
RW
r/w
r/w
r/w
RW
r/w
r/w
r/w
Description
Clkout control
0
1
Frequency of the signal provided on CLKOUT:
(d): 01111 (= 427 kHz)
Reserved
(d): “00”
fclkout
fclkout
Description
Tx Interpolation filter cut off frequency:
(d): “0111” => f
Tx output power (1 step ≈ 3 dB):
000
001
010
011
100
101
110
111
Reserved
(d): “0”
fc
Disabled
Enabled, Clk frequency set by Clkout_freq (d)
Page 64 of 92
200
13 dBm
13 dBm -1 step (d)
13 dBm – 2 steps
13 dBm – 3 steps
13 dBm – 4 steps
13 dBm – 5 steps
13 dBm – 6 steps
13 dBm – 7 steps
2
f
kHz
xtal
Clkout
.
12
F
if Clkout_freq = “00000”
C
f
xtal
xtal
= 200 kHz
8 .
MHz
MHz
_
freq
.
1
otherwise
Val
(
InterpFilt
8
Tx
)
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