ATA5743P3-TKSY Atmel, ATA5743P3-TKSY Datasheet - Page 17

• Manufacturer Part Number: ATA5743P3-TKSY
• Description: IC RCVR ASK/FSK 300KHZ 20SSOP
• Manufacturer: Atmel

Specifications of ATA5743P3-TKSY

• Frequency: 300MHz ~ 450MHz
• Sensitivity: -110dBm
• Data Rate - Maximum: 10 kBaud
• Modulation Or Protocol: ASK, FSK
• Applications: RKE, Telemetering, Security Technology
• Current - Receiving: 7.5mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 105°C
• Package / Case: 20-SOIC (0.200", 5.30mm Width)
• Operating Frequency (max): 450000kHz
• Operating Temperature (min): -40C
• Operating Temperature (max): 105C
• Operating Temperature Classification: Industrial
• Product Depth (mm): 4.4mm
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (max): 5.5V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Memory Size: -
• Lead Free Status / Rohs Status: Compliant

Figure 6-8.
Figure 6-9.
Figure 6-10. Steady L State Limited DATA Output Pattern After Transmission
4839B–RKE–08/05
Dem_out
Data_out (DATA)
IC_ACTIVE
Bit check
Dem_out
Data_out (DATA)
Clock bit-check
counter
Dem_out
Data_out (DATA)
Synchronization of the Demodulator Output
Debouncing of the Demodulator Output
Start-up mode
After the end of a data transmission, the receiver remains active. Depending on the bit
Noise_Disable in the OPMODE register, the output signal at pin DATA is high, or random noise
pulses appear at pin DATA (see section
edge-to-edge time period t
T
DATA_min
t
DATA_min
T
XClk
.
t
ee
Bit-check mode
ee
t
ee
of the majority of these noise pulses is equal or slightly higher than
t
DATA_min
Receiving mode
t
ee
“Digital Noise Suppression” on page
t
DATA_min
t
DATA_min
t
DATA_L_max
t
ee
ATA5743
22). The
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