ATA5760 ATMEL Corporation, ATA5760 Datasheet - Page 15

• Manufacturer Part Number: ATA5760
• Description: Ata5760 Uhf Ask/fsk Receiver
• Manufacturer: ATMEL Corporation

Figure 8-7.
Figure 8-8.
Figure 8-9.
4896C–RKE–04/06
Dem_out
Data_out (DATA)
Bit check
IC_ACTIVE
Dem_out
Data_out (DATA)
Clock bit-check
counter
Dem_out
Data_out (DATA)
Synchronization of the Demodulator Output
Debouncing of the Demodulator Output
Steady L State Limited DATA Output Pattern After Transmission
Start-up mode
After the end of a data transmission, the receiver remains active. Depending of 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
T
DATA_min
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
ATA5760/ATA5761
t
DATA_min
t
DATA_L_max
t
ee
21). The
15