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PDF AX5043 Data sheet ( Hoja de datos )
| Número de pieza | AX5043 | |
| Descripción | Advanced high performance ASK and FSK narrow-band transceiver | |
| Fabricantes | AXCEM | |
| Logotipo |  |
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DATASHEET
AX5043
Advanced high performance
ASK and FSK narrow-band
transceiver for 70-1050
MHz range
Version 0.2
Preliminary
Free Datasheet http://www.datasheet4u.com/
1 page  
5Table of Contents
Loop Filter and Charge Pump .................................................................................................. 26!
5.8.! RF Input and Output Stage (ANTP/ANTN/ANTP1)..................................................................... 27!
LNA .......................................................................................................................................... 27!
I/Q Mixer .................................................................................................................................. 27!
PA ............................................................................................................................................ 27!
5.9.! IF-Channel-Filter and Demodulator ......................................................................................... 27!
5.10.! Encoder.............................................................................................................................. 29!
5.11.! Framing and FIFO............................................................................................................... 29!
Packet Modes .......................................................................................................................... 30!
RAW Modes.............................................................................................................................. 31!
5.12.! RX AGC and RSSI................................................................................................................ 31!
5.13.! Modulator........................................................................................................................... 32!
5.14.! Automatic Frequency Control (AFC) ................................................................................... 32!
5.15.! Power-modes ..................................................................................................................... 33!
5.16.! Serial Peripheral Interface (SPI) ......................................................................................... 35!
SPI Timing................................................................................................................................ 36!
5.17.! Wire-Mode Interface........................................................................................................... 37!
Wire-Mode Timing.................................................................................................................... 37!
General Purpose ADC (GPADC) ................................................................................................ 38!
6.! Register Bank Description ............................................................................39!
6.1.! Control Register Map............................................................................................................... 40!
7.! Application Information ................................................................................47!
7.1.! Typical Application Diagrams .................................................................................................. 47!
Using a Dipole Antenna and the internal TX/RX Switch ........................................................... 47!
Using a single-ended Antenna and the internal TX/RX Switch ................................................. 48!
Using an external high-power PA and an external TX/RX Switch ............................................. 49!
Using the single-ended PA ....................................................................................................... 50!
Using two Antenna .................................................................................................................. 51!
Using an external VCO inductor............................................................................................... 52!
Using an external VCO............................................................................................................. 53!
Using a TCXO........................................................................................................................... 54!
Version 0.2
Preliminary
Datasheet AX5043
Free Datasheet http://www.datasheet4u.com/
5 Page 
Pin Function Descriptions 11
A = analog signal
I = digital input signal
O = digital output signal
I/O = digital input/output signal
N = not to be connected
P = power or ground
All digital inputs are Schmitt-trigger-inputs, digital input and output levels are LVCMOS/LVTTL compatible and
5V tolerant.
3.1. Pin-out Drawing
28 27 26 25 24 23 22
VDD_ANA 1
GND 2
ANT 3
P
ANTN 4
ANTP1 5
GND 6
VDD_ANA 7
AX504
3
21 ANTSEL
20 PWRAMP
19 IRQ
18 NC
17 MOSI
16 MISO
15 CLK
8 9 10 11 12 13 14
Figure 2: Pin-out drawing (Top view)
Version 0.2
Preliminary
Datasheet AX5043
Free Datasheet http://www.datasheet4u.com/
11 Page | ||
| Páginas | Total 60 Páginas | |
| PDF Descargar | [ Datasheet AX5043.PDF ] | |
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