ATA5811_06 ATMEL [ATMEL Corporation], ATA5811_06 Datasheet - Page 5
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ATA5811_06
Manufacturer Part Number
ATA5811_06
Description
UHF ASK/FSK TRANSCEIVER
Manufacturer
ATMEL [ATMEL Corporation]
Datasheet
1.ATA5811_06.pdf
(92 pages)
- Current page: 5 of 92
- Download datasheet (2Mb)
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
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