ATA5824-PLQW80 Atmel, ATA5824-PLQW80 Datasheet - Page 60

• Manufacturer Part Number: ATA5824-PLQW80
• Description: RF Transceiver RF Data Control Duplex Trans.
• Manufacturer: Atmel

Specifications of ATA5824-PLQW80

• Wireless Frequency: 435 MHz
• Interface Type: 4-Wire SPI
• Noise Figure: 6.5 dB
• Output Power: 10 dBm
• Operating Supply Voltage: 4.4 V to 5.25 V
• Maximum Operating Temperature: + 105 C
• Mounting Style: SMD/SMT
• Package / Case: QFN-48
• Maximum Data Rate: 5 Kbps
• Minimum Operating Temperature: - 40 C
• Modulation: ASK, FSK
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

14.1.8
Table 14-3.
60
f
MHz
315
(12.73193)
433.92
(13.25311)
868.3
(13.41191)
RF
(f
XTAL
)/
ATA5823/ATA5824
Recommended Lim_min and Lim_max for Maximum Sensitivity
1.0 Kbit/s
BR_Range_0
XLim = 1
Lim_min = 13 (251 µs)
Lim_max = 38 (715 µs)
Lim_min = 13 (251 µs)
Lim_max = 38 (715 µs)
Lim_min = 13 (248 µs)
Lim_max = 38 (706 µs)
Recommended Lim_min and Lim_max Values for Different Bit Rates
Table 14-2.
The sensitivity measurement in the section
Table 7-4 on page 12
14-3. These values are optimized for maximum sensitivity. Note that since these Limits are opti-
mized for sensitivity the number of checked bit N
from waking up too often in polling mode due to noise.
Mode
RX
2.4 Kbit/s
BR_Range_0
XLim = 0
Lim_min = 12 (121 µs)
Lim_max = 34 (332 µs)
Lim_min = 11 (106 µs)
Lim_max = 32 (299 µs)
Lim_min = 12 (115 µs)
Lim_max = 34 (315 µs)
ASK/_NFSK
RX Demodulation Scheme
0
1
have been done with the Lim_min and Lim_max values according to
T_MODE
0
0
1
1
0
0
1
1
5 Kbit/s
BR_Range_1
XLim = 0
Lim_min = 11 (55 µs)
Lim_max = 32 (156 µs)
Lim_min = 11 (53 µs)
Lim_max = 32 (150 µs)
Lim_min = 11 (52 µs)
Lim_max = 32 (148 µs)
f
f
ASK
ASK
f
f
FSK_L
FSK_H
off
on
“Low-IF Receiver” on page
f
f
f
f
ASK
ASK
RF
FSK_H
FSK_L
Bit-check
IN
on
off
f
f
f
f
FSK_H
ASK
ASK
FSK_L
10 Kbit/s
BR_Range_2
XLim = 0
Lim_min = 11 (28 µs)
Lim_max = 32 (78 µs)
Lim_min = 11 (27 µs)
Lim_max = 32 (75 µs)
Lim_min = 11 (26 µs)
Lim_max = 32 (74 µs)
on
off
has to be at least 6 to prevent the circuit
Bit in TX/RX
Data Buffer
1
0
1
0
-
-
-
-
10, in
20 Kbit/s
BR_Range_3
XLim = 0
Lim_min = 11 (14 µs)
Lim_max = 32 (39 µs)
Lim_min = 11 (13 µs)
Lim_max = 32 (37 µs)
Lim_min = 11 (13 µs)
Lim_max = 32 (37 µs)
Level on Pin
Table 7-3
SDO_TMDO
4829D–RKE–06/06
X
X
X
X
1
0
1
0
Table
and