AX5051-QFN28-TU AXSEM, AX5051-QFN28-TU Datasheet - Page 30

• Manufacturer Part Number: AX5051-QFN28-TU
• Description: RF Transceiver General-Purpose-IC
• Manufacturer: AXSEM

Specifications of AX5051-QFN28-TU

• Number Of Receivers: 1
• Number Of Transmitters: 1
• Wireless Frequency: 433 MHz, 868 MHz, 915 MHz
• Interface Type: SPI
• Output Power: 17 dBm
• Operating Supply Voltage: 2.2 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Maximum Supply Current: 100 mA
• Minimum Operating Temperature: - 40 C
• Modulation: ASK, FSK, PSK
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

30
Circuit Description
A typical
1
2
3
4
5
6
A typical
Version 1.9
Step
Step
1
2
3
4
5
PWRMODE
POWERDOWN
STANDBY
SYNTHTX
FULLTX
SYNTHTX
POWERDOWN
PWRMODE[3:0] Remarks
POWERDOWN
STANDBY
SYNTHRX
FULLRX
POWERDOWN
PWRMODE
PWRMODE
sequence for a transmit session :
sequence for a receive session :
Remarks
The settling time is dominated by the crystal used, typical value 3ms.
The synthesizer settling time is 5 – 50 µs depending on settings, see section AC
Characteristics
Data transmission
This step must be programmed after FULLTX mode, or the device will not enter
POWERDOWN or STANDBY mode.
The settling time is dominated by the crystal used, typical value 3ms
The synthesizer settling time is 5 – 50 µs depending on settings, see section AC
Characteristics
Data reception
Datasheet AX5051