ATA5743P6-TKQY 19 Atmel, ATA5743P6-TKQY 19 Datasheet - Page 17

• Manufacturer Part Number: ATA5743P6-TKQY 19
• Description: RF Receiver UHF ASK / FSK Receiver
• Manufacturer: Atmel
• Type: Receiverr

Specifications of ATA5743P6-TKQY 19

• Package / Case: SSO-20
• Operating Frequency: 449 MHz
• Operating Supply Voltage: 4.5 V to 5.5 V
• Maximum Operating Temperature: + 105 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Noise Figure: 7 dB
• Lead Free Status / RoHS Status: Lead free / RoHS 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
17