tda5225 Infineon Technologies Corporation, tda5225 Datasheet - Page 8

• Manufacturer Part Number: tda5225
• Description: Enhanced Sensitivity Multi-channel Quad-conf Igurat Ion Receiver With Digital Slicer
• Manufacturer: Infineon Technologies Corporation

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Data Sheet
Enhanced sensitivity receiver
Multi-band/Multi-Channel (300-320, 425-450, 863-870 and 902-928 MHz)
One crystal frequency for all supported frequency bands
21-bit Sigma-Delta Fractional-N PLL synthesizer with high resolution of 10.5 Hz
Up to 4 parallel parameter sets for autonomous scanning and receiving from different
sources
Up to 12 different frequency channels are supported with 10.5 Hz resolution each
Ultrafast Wake-up on RSSI
Selectable IF filter bandwidth and optional external filters possible
Double down conversion image reject mixer
ASK and FSK capability
Automatic Frequency Control (AFC) for carrier frequency offset compensation
NRZ data processing capability
Sliced data output
RSSI peak detectors
Wake-up generator and polling timer unit
Unique 32-bit serial number
On-chip temperature sensor
Integrated timer usable for external watch unit
Integrated 4-wire SPI interface bus
Supply voltage range 3.0 Volts to 3.6 Volts or 4.5 Volts to 5.5 Volts
Operating temperature range -40 to +105°C
ESD protection +/- 2 kV on all pins
Package PG-TSSOP-28
Remote keyless entry systems
Remote start applications
Tire pressure monitoring
Short range radio data transmission
Remote control units
Cordless alarm systems
Remote metering
Features
Applications
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Product Description
V1.0, 2010-02-19
TDA5225