AX5042-QFN28-TU AXSEM, AX5042-QFN28-TU Datasheet - Page 6

• 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

6
Overview
1. Overview
1.1.
Version 2.4
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
Features
Advanced multi-channel single
Configurable for usage in 400-470
Wide variety of shaped
Data rates from 1 to 250 kbps (FSK,
4.8 kHz to 600 kHz programmable
Ultra fast settling RF frequency
802.15.4 compatible
RS-232 (UART) compatible
RF carrier frequency and FSK
Fully integrated frequency
Few external components
On-chip communication controller
Channel hopping up to 2000 hops/s
Sensitivity down to –123 dBm @ 1.2
Sensitivity down to –115 dBm @ 10
Up to +10 dBm (+13 dBm 433 MHz)
chip UHF transceiver
(510) MHz MHz and 800-940 (1020)
MHz ISM bands
modulations supported in RX and
TX (ASK, PSK, OQPSK, MSK, FSK,
GFSK)
MSK, GFSK, GMSK, OQPSK) and 2 to
600kbps (ASK, PSK) with fully
scaling narrow-band channel
filtering
channel filter
synthesizer for low-power
consumption
deviation programmable in 1 Hz
steps
synthesizer with VCO auto-ranging
and band-width boost modes for
fast locking
and flexible digital modem
kbps FSK
kbps FSK
programmable transmitter power
amplifier for long range operation
1.2.
400-470 MHz and 800-940 MHz data
transmission and reception in the Short
Range Device (SRD) band. The frequency
range up to 510 MHz and 1020 MHz is with
higher VDD limit accessible.
Long range remote controls
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
Crystal oscillator with
Automatic frequency control (AFC)
SPI micro-controller interface
Digital RSSI with 0.625 dB resolution
Fully integrated current/voltage
Wire and frame mode
QFN28 package
Low power 17 - 23 mA at 2.5 V
24 bit RX/TX FIFO
2.3 V to 2.8 V supply range
Programmable Cyclic Redundancy
Optional spectral shaping using a
RoHS compliant
Applications
Automatic meter reading
FCC Part 90.210 6.25 kHz, 12.5 kHz
EN 300 220 V 2.1.1
European paging applications
Long range sensor read-out
programmable transconductance
for low cost crystals (a TCXO is
recommended for channel filter BW
< 40 kHz)
references
supply during receive and
13 - 37 mA during transmit
Check (CRC-CCITT, CRC-16, CRC-
32)
self synchronized shift register
and 25 kHz applications
Datasheet AX5042