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Components Wireless Axsem

Axsem

AXSEM is a fabless semiconductor company specialized in developing and marketing cost efficient, high quality analog and mixed signal products mainly for the wireless communication market-place. AXSEM has its headquarter in Dübendorf, Switzerland.

Axsem-Website

Products

High End Narrow band transceiver/ receiver
AX5042       433/868/915 MHz long range, narrow-band, RF transceiver IC, 5x5mm QFN28 package
AX50424     433/868/915 MHz paging and long range, narrow-band, RF receiver IC, 5x5mm QFN28 package

Mid Range Universal transceiver / transmitter
AX5051       433/868/915 MHz universal low-cost RF transceiver IC, 5x5mm QFN28 package
AX5031       433/868/915 MHz low power, higly efficient, RF transmitter IC, 4x4mm QFN20 package

Low End Low cost transceiver / transmitter
AX5151       433/868/915 MHz universal low-cost RF transceiver IC, TSSOP24 package
AX5131       433/868/915 MHz low power, low-cost, RF transmitter IC, TSSOP20 package

Highlights

AX5042 ISM long-range RF transceiver

The AX5042 is a single-chip ultra narrowband RF transceiver for the 433/868/915 MHz SRD and ISM bands. The AX5042 offers very long range with a small number of components.

Single chip ASK/FSK/PSK/MSK/GFSK/GMSK/OQPSK UHF transceiver

Configurable for use in 400 - 470 MHz and 800 - 940 MHz SRD bands

Ultra-narrow-band receiver with programmable channel filter in the range 4.8 - 600 kHz

-122 dBm sensitivity with 1.2 kBit/s at BER 10-3 without FEC

Up to +13 dBm programmable transmitter power amplifier

Capable of data rates 1 - 600 kbps.

Spectral shaping for ASK, FSK and PSK

802.15.4 compatible

RS-232 (UART) compatible

1 Hz frequency step

Few external components, low cost crystals

Automatic frequency control

SPI micro controller interface

Forward error correction integrated (FEC)

HDLC protocol

Low power: 17 - 23 mA at 2.5 V supply during receive and 13 - 37 mA during transmit

Operating temperature range –40 to 85 C

Small package size: 5x5mm, QFN28 package

AX5151 universal SRD RF transceiver

The AX5151 is a universal low cost single-chip RF transceiver for the 433/868/915 MHz SRD bands. It is typically used for medium distances up to 1 km. The supported data rates for this transceiver are 40 - 600 kbps.

Single chip ASK/FSK/PSK/MSK/OQPSK UHF transceiver

Configurable for use in 400 - 470 MHz and 800 - 940 MHz SRD bands

Programmable channel filter in the range 60 - 600 kHz

Spectral shaping for ASK, FSK and PSK

1 Hz frequency step

Few external components, low cost crystals

Up to -100 dBm sensitivity

Up to +12 dBm programmable transmitter power amplifier

Automatic frequency control (AFC)

SPI micro controller interface

Low power: 17 - 21 mA during receive and 12 - 40 mA during transmit

Extended power supply range 2.3 - 3.6 V

Brown out detector

Operating temperature range –20 to 70 C

TSSOP24 package

Application Notes

Duty Cycle and Power Optimization (208 kB)

Narrow Band Applications (273 kB)

FEC (Forward Error Correction) (348 kB)