ATA5429 ATMEL Corporation, ATA5429 Datasheet - Page 6

• Manufacturer Part Number: ATA5429
• Description: (ATA5423 - ATA5429) UHF ASK/FSK Transceiver
• Manufacturer: ATMEL Corporation

Figure 1-3.
6
SDO_TMDO
ATA5423/25/28/29 [Preliminary]
DEM_OUT
N_RESET
SDI_TMDI
433_N868
SETPWR
RF_OUT
RX_TX1
RX_TX2
R_PWR
PWR_H
XTAL1
XTAL2
CDEM
RF_IN
Block Diagram
RSSI
SCK
CLK
IRQ
CS
µC_Interface
LNA
RX/TX
switch
PA
RF Transceiver
Synthesizer
Frequency
Fract.-N-
demodulator
IF-amplifier
Data slicer)
processing
Data filter
FSK/ASK
IF-filter
Signal
(Mixer
Front-end Enable
PA_Enable (ASK)
TX_DATA (FSK)
RX/TX
FREQ
FREF
Demod_Out
13
TX/RX - Data buffer
Digital Control
Control register
Status register
Bit-check logic
XTO
Polling circuit
Logic
SPI
Reset
Regulators
Switches
Wake-up
Supply
Power
Reset
PWR_ON
TEST1
TEST2
VS2
VS1
T1
T5
VAUX
VSOUT
T2
T3
T4
4841A–RKE–02/05