ATA5723 Datasheet, PDF (1/46 Pages) ATMEL Corporation – UHF ASK/FSK Receiver

Features
• Frequency Receiving Range of (3 Versions)
– f₀ = 312.5 MHz to 317.5 MHz or
– f₀ = 431.5 MHz to 436.5 MHz or
– f₀ = 868 MHz to 870 MHz
• 30 dB Image Rejection
• Receiving Bandwidth
– B_IF = 300 kHz for 315 MHz/433 MHz Version
– B_IF = 600 kHz for 868 MHz Version
• Fully Integrated LC-VCO and PLL Loop Filter
• Very High Sensitivity with Power Matched LNA
– ATA5723/ATA5724:
–107 dBm, FSK, BR_0 (1.0 kBit/s to 1.8 kBit/s), Manchester, BER 10E-3
–113 dBm, ASK, BR_0 (1.0 kBit/s to 1.8 kBit/s), Manchester, BER 10E-3
– ATA5728:
–105 dBm, FSK, BR_0 (1.0 kBit/s to 1.8 kBit/s), Manchester, BER 10E-3
–111 dBm, ASK, BR_0 (1.0 kBit/s to 1.8 kBit/s), Manchester, BER 10E-3
• High System IIP3
– –18 dBm at 868 MHz
– –23 dBm at 433 MHz
– –24 dBm at 315 MHz
• System 1-dB Compression Point
– –27.7 dBm at 868 MHz
– –32.7 dBm at 433 MHz
– –33.7 dBm at 315 MHz
• High Large-signal Capability at GSM Band (Blocking –33 dBm at +10 MHz,
IIP3 = –24 dBm at +20 MHz)
• Logarithmic RSSI Output
• XTO Start-up with Negative Resistor of 1.5 kΩ
• 5V to 20V Automotive Compatible Data Interface
• Data Clock Available for Manchester and Bi-phase-coded Signals
• Programmable Digital Noise Suppression
• Low Power Consumption Due to Configurable Polling
• Temperature Range –40°C to +105°C
• ESD Protection 2 kV HBM, All Pins
• Communication to Microcontroller Possible using a Single Bi-directional Data Line
• Low-cost Solution Due to High Integration Level with Minimum External Circuitry
Requirements
• Supply Voltage Range 4.5V to 5.5V
Benefits
• Low BOM List Due to High Integration
• Use of Low-cost 13 MHz Crystal
• Lowest Average Current Consumption for Application Due to Self Polling Feature
• Reuse of ATA5743 Software
• World-wide Coverage with One PCB Due to 3 Versions are Pin Compatible
UHF ASK/FSK
Receiver
ATA5723
ATA5724
ATA5728
9106E–RKE–07/08