SX1211I084TRT Semtech, SX1211I084TRT Datasheet - Page 2

• 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

SX1211
Ultra-low Power Multi-Channel UHF-band Transceiver
Characteristics
Operating Conditions
Operating temperature range
Operating supply voltage
Current Consumption
Current consumption R x
Current consumption T x
Current consumption, sleep mode
RF Characteristics
Frequency range
Data rate (programmable)
T x output power (programmable)
R x sensitivity
Conditions: Temp=25
data rate=25 kb/s, ∆f=50 kHz, BW
SX1211-PB-0408
3.0mA
1.3mA
80μA
10μA
Icc
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R
X
setting time
PLL startup
XTO startup
Parameter
1.5ms
0.8ms
o
STARTUP TIME CHART
C, VDD=3.3V, crystal frequency=12.8 MHz, carrier frequency= 915 MHz, modulation FSK,
500μs
Duty Cycle: 2 seconds
R
(SSB)
X
(
ON
) - Actual use
=100 kHz, BER=0.1%, unless otherwise specifi ed.
of Receiver
1.56
1.56
863
902
950
-8.5
Min
-40
2.1
-107
-110
16.0
25.0
Typ
0.2
3
Average 10μA
Achievable
12.5
Max
870
928
960
200
3.6
85
32
2
Time
Product Brief
kbit/s
kbit/s
dBm
dBm
dBm
MHz
MHz
MHz
Unit
mA
mA
mA
µA
°C
V
SMA
SAW Filter
OOK Modulation: 2 kb/s NRZ, Carrier Frequency=869 MHz
TYPICAL APPLICATION CIRCUIT
Z - Match
W W W . S E M T E C H . C O M
W W W . S E M T E C H . C O M
+10 dBm
Condition
+1 dBm
OOK
FSK
SX1211
VCO Tank
Loop Filter
SPI Bus
To Host MCU
Crystal