ATA5743 ATMEL Corporation, ATA5743 Datasheet - Page 17

• Manufacturer Part Number: ATA5743
• Description: Ata5743 Uhf Ask/fsk Receiver
• Manufacturer: ATMEL Corporation

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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