AX5042-QFN28-TU AXSEM, AX5042-QFN28-TU Datasheet - Page 39

• Manufacturer Part Number: AX5042-QFN28-TU
• Description: RF Transceiver Narrow-Band-IC
• Manufacturer: AXSEM

Specifications of AX5042-QFN28-TU

• Number Of Receivers: 1
• Number Of Transmitters: 1
• Wireless Frequency: 433 MHz, 868 MHz, 915 MHz
• Interface Type: SPI, UART
• Output Power: 14.5 dBm
• Operating Supply Voltage: 2.3 V to 2.8 V
• Maximum Operating Temperature: + 85 C
• Maximum Supply Current: 54 mA
• Minimum Operating Temperature: - 40 C
• Modulation: ASK, FSK, PSK
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Dipole Antenna Interface
Version 2.4
Frequency
Band
868 / 915 MHz
433 MHz
IC Antenna
Pins
L1
L2
Figure 7 Structure of the antenna interface to a dipole antenna
VDD
VDD
L1=L2
[nH]
18
33
C1
L3
L4
[pF]
C1
3.9
8
C2
L3=L4
[nH]
6.8
15
dipole
antenna
Application Information
[pF]
C2
3.3
6.8
Datasheet AX5042
39