ATA5812-PLQW80 Atmel, ATA5812-PLQW80 Datasheet - Page 5

• Manufacturer Part Number: ATA5812-PLQW80
• Description: RF Transceiver RF Data Control Transceiver
• Manufacturer: Atmel

Specifications of ATA5812-PLQW80

• Wireless Frequency: 226 KHz
• Interface Type: 4-Wire SPI
• Noise Figure: 7 dB
• Output Power: 10 dBm
• Operating Supply Voltage: 2.4 V to 5.25 V
• Maximum Operating Temperature: + 105 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

Table 1-1.
Figure 1-3.
4689F–RKE–08/06
Pin
42
43
44
45
46
47
48
SDO_TMDO
DEM_OUT
SDI_TMDI
433_N868
N_RESET
RF_OUT
RX_TX1
RX_TX2
R_PWR
PWR_H
RF_IN
CDEM
XTAL1
XTAL2
RSSI
SCK
CLK
IRQ
CS
Pin Description (Continued)
Block Diagram
RX_ACTIVE
Symbol
GND
NC
NC
T4
T3
T2
T1
Microcontroller
LNA
interface
VSINT
TX
PA
RF transceiver
Function
Key input 4 (can also be used to switch on the system (active low)
Key input 3 (can also be used to switch on the system (active low)
Key input 2 (can also be used to switch on the system (active low)
Key input 1 (can also be used to switch on the system (active low)
Indicates RX operation mode
Not connected
Not connected
Ground/backplane
AVCC
demodulator,
Fractional-N
synthesizer
data slicer)
processing
frequency
(Mixer, IF
amplifier,
data filter
filter, IF
Signal
Frontend Enable
PA_Enable (ASK)
TX_DATA (FSK)
RX/TX
FREQ
FREF
Demod_Out
RX_ACTIVE
GND
9
TX/RX - data buffer
Digital control logic
XTO
control register
SPI
status register
bit check logic
polling circuit
DVCC
ATA5811/ATA5812
Reset
regulators
Switches
wakeup
supply
Power
reset
VS2
VS1
VAUX
VSOUT
PWR_ON
T1
T2
T3
T4
T5
TEST
TES2
5