ATA3742_07 ATMEL [ATMEL Corporation], ATA3742_07 Datasheet - Page 18

• Manufacturer Part Number: ATA3742_07
• Description: UHF ASK/FSK Receiver
• Manufacturer: ATMEL [ATMEL Corporation]

Figure 5-8.
Figure 5-9.
Figure 5-10. Steady L State Limited DATA Output Pattern after Transmission
18
Clock bit check
ATA3742
Enable IC
Bit check
Dem_out
Dem_out
counter
Dem_out
DATA
DATA
Synchronization of the Demodulator Output
Debouncing of the Demodulator Output
DATA
Start-up mode
After the end of data transmission, the receiver remains active and random noise pulses appear
at pin DATA. The edge-to-edge time period t
slightly higher than T
Lim_min
T
XClk
CV_Lim < Lim_max
t
ee
Bit-check mode
DATA_min
CV_Lim < Lim_min or CV_Lim
t
min1
.
t
ee
Receiving mode
t
ee
ee
of the majority of these noise pulses is equal to or
Lim_max
t
min2
t
min2
t
DATA_L_max
4900B–RKE–11/07