SI4031-B1-FM Silicon Laboratories Inc, SI4031-B1-FM Datasheet - Page 9

• Manufacturer Part Number: SI4031-B1-FM
• Description: IC TX 240-930MHZ -8-13DB 20VQFN
• Manufacturer: Silicon Laboratories Inc
• Type: ISM Transmitterr

Specifications of SI4031-B1-FM

• Package / Case: 20-VQFN
• Frequency: 240MHz ~ 930MHz
• Applications: General Purpose
• Modulation Or Protocol: FSK, GFSK, OOK
• Data Rate - Maximum: 256 kbps
• Power - Output: 13dBm
• Current - Transmitting: 30mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Voltage - Supply: 1.8 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Operating Frequency: 240 MHz to 930 MHz
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Operating Supply Voltage: 1.8 V to 3.6 V
• Supply Current: 30 mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Memory Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Table 3. Transmitter AC Electrical Characteristics
TX Frequency
Range—Si4031/32
TX Frequency
Range—Si4030
FSK Data Rate
OOK Data Rate
Modulation Deviation
Modulation Deviation
Resolution
Output Power
Range —Si4032
Output Power
Range—Si4030/31
TX RF Output Steps
TX RF Output Level
Variation vs. Temperature
TX RF Output Level
Variation vs. Frequency
Transmit Modulation
Filtering
Spurious Emissions
Harmonics
Notes:
1. All specification guaranteed by production test unless otherwise noted. Production test conditions and max limits are
2. Guaranteed by qualification. Qualification test conditions are listed in the "Production Test Conditions" section on
3. Output power is dependent on matching components and board layout.
listed in the "Production Test Conditions" section on page 13.
page 13.
2
Parameter
2
2
2
2
3
3
2
2
2
2
P
P
P
Symbol
P
P
P
P
DR
DR
Δf
RF_TEMP
RF_FREQ
OB-TX1
OB-TX2
2HARM
3HARM
RF_OUT
F
F
P
P
B*T
Δf1
Δf2
RES
TX
TX
OOK
TX
TX
FSK
power. Harmonics reduce linearly with
Using reference design TX matching
1–12.75 GHz, excluding harmonics
Gaussian Filtering Bandwith Time
network and filter with max output
Measured across any one
controlled by txpow[2:0]
Frequencies <1 GHz
Rev 1.1
P
frequency band
860–960 MHz
240–860 MHz
–40 to +85 C
output power.
OUT
Conditions
Product
1
= 13 dBm,
Si4030/31/32-B1
±0.625
±0.625
0.123
0.123
Min
240
900
+1
–8
—
—
—
—
—
—
—
—
—
0.625
Typ
0.5
—
—
—
—
—
—
—
—
—
—
3
2
1
±320
±160
Max
930
960
256
+20
+13
–54
–54
–42
–42
40
—
—
—
—
—
Units
MHz
MHz
kbps
kbps
dBm
dBm
dBm
dBm
dBm
dBm
kHz
kHz
kHz
dB
dB
dB
9