ax50424 AXSEM, ax50424 Datasheet - Page 6

• Manufacturer Part Number: ax50424
• Description: Advanced Multi-channel Single Chip Uhf Receiver
• Manufacturer: AXSEM

6
Overview
1. Overview
1.1.
Version 1.3
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Features
Advanced multi-channel single
chip UHF receiver
Configurable for usage in 400-470
MHz and 800-930 MHz SRD bands
Wide variety of modulations
supported (ASK, PSK, MSK, FSK, 4-
FSK, OQPSK)
Data rates from 0.1 to 400 kbps
(FSK, MSK, 4-FSK) and to 600 kbps
(ASK, PSK)
Ultra fast settling RF frequency
synthesizer for low-power
consumption
Variable channel filtering from
2.4 kHz to 600 kHz
32-bit preamble match unit
RF carrier frequency
programmable in 256 Hz steps
Fully integrated RF frequency
synthesizer with VCO auto-ranging
and band-width boost modes for
fast locking
Few external components
On-chip communication controller
and flexible digital modem
Channel hopping up to 2000
hops/s
Sensitivity down to –122 dBm
Crystal oscillator with
programmable transconductance
and programmable internal tuning
capacitors for low cost crystals
Automatic frequency control (AFC)
SPI micro-controller interface
Fully integrated current/voltage
references
1.2.
400-470 MHz and 800-930 MHz data
reception in the Short Range Devices
(SRD) band.
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Applications
QFN28 package
Low power receiver: 20 - 21 mA in
high sensitivity mode and 17-18 mA
in low power mode
Extended supply voltage range
2.3V - 3.6V
Internal power-on-reset
128 bit RX data FIFO
Optional spectral shaping using a
self synchronizing shift register
Brown-out detection
Differential antenna pins
433/868/915 MHz SRD band
systems
Paging receivers
Multi-channel home automation
standards
Konnex applications
Wireless networks
Telemetric applications, sensor
readout
Toys
Access control
Remote keyless entry
ARIB compatible
Active RFID
433/868/915 MHz SRD band
systems
Datasheet AX50424