ATA5428-PLQW80 Atmel, ATA5428-PLQW80 Datasheet - Page 9

• Manufacturer Part Number: ATA5428-PLQW80
• Description: RF Transceiver ASK/FSK Transceiver 434 and 868MHz
• Manufacturer: Atmel

Specifications of ATA5428-PLQW80

• Wireless Frequency: 226 KHz, 237 KHz
• Interface Type: 4-Wire SPI
• Noise Figure: 7 dB
• Output Power: 10 dBm
• Operating Supply Voltage: 2.4 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: QFN-48
• Maximum Data Rate: 20 Kbps
• Minimum Operating Temperature: - 40 C
• Modulation: ASK, FSK
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

2.3
Figure 2-3.
4841D–WIRE–10/07
Typical Remote Control Unit Application, 2 Li Batteries (6V)
Loop antenna
Typical Remote Control Unit Application, 433.92 MHz, 2 Li Batteries (6V)
AVCC
C
10
L
2
L
1
Figure 2-3
nal components are 11 capacitors, 1 resistor, 2 inductors and a crystal. C
voltage supply blocking capacitors. C
nal voltage regulators. C
used for the internal quasi-peak detector and for the high-pass frequency of the data filter. C
C
5.6 nH to 56 nH. L
integrated. R
11
C
5
are RF matching capacitors in the range of 1 pF to 33 pF. L
C
C
C
8
9
11
R
1
shows a typical 433.92 MHz 2 Li battery Remote Control Unit application. The exter-
1
is typically 22 k and sets the output power to about 5.5 dBm.
C
NC
NC
NC
RF_IN
NC
433_N868
NC
R_PWR
PWR_H
RF_OUT
NC
NC
7
2
is a feed inductor of about 120 nH. A load capacitor for the crystal of 9 pF is
ATA5423/ATA5425/ATA5428/ATA5429
C
1
ATA5423/ATA5425
ATA5428/ATA5429
5
is a 10 nF supply blocking capacitor. C
+ Lithium cell
+ Lithium cell
C
2
2
and C
C
4
SDO_TMDO
DEM_OUT
SDI_TMDI
N_RESET
3
CDEM
are 2.2 µF supply blocking capacitors for the inter-
VSINT
RSSI
SCK
CLK
IRQ
NC
CS
C
13.25311 MHz
6
XTAL2
C
3
1
is a matching inductor of about
VCC
6
48/88/168
ATmega
Sensor
is a 15 nF fixed capacitor
VSS
1
and C
4
are 68 nF
7
to
9