ax50424 AXSEM, ax50424 Datasheet - Page 15

• Manufacturer Part Number: ax50424
• Description: Advanced Multi-channel Single Chip Uhf Receiver
• Manufacturer: AXSEM

SYMBOL
SEL
BLK
IMRR
Notes
Version 1.3
868
868
868
1.
2.
3.
4.
5.
6.
7.
DESCRIPTION
Adjacent channel suppression
Alternate channel suppression
Adjacent channel suppression
Alternate channel suppression
Adjacent channel suppression
Alternate channel suppression
Adjacent channel suppression
Alternate channel suppression
Adjacent channel suppression
Alternate channel suppression
Blocking at +/- 1MHz offset
Blocking at - 2MHz offset
Blocking at +/- 10MHz offset
Blocking at +/- 100MHz offset
Image rejection
Interferer/Channel @ BER = 10
PSK200); both channel and interferer are modulated without shaping
FSK 4.8 kbps: 868 MHz, 20kHz channel spacing, 2.4 kHz deviation, programming as recommended in the Programming Manual
FSK 12.5 kbps: 868 MHz, 50kHz channel spacing, 6.25 kHz deviation, programming as recommended in the Programming Manual
FSK 50 kbps: 868 MHz, 200 kHz channel spacing, 25 kHz deviation, programming as recommended in the Programming Manual
FSK 100 kbps: 868 MHz, 400kHz channel spacing, 50 kHz deviation , programming as recommended in the Programming Manual
PSK 200 kbps: 868 MHz, 400kHz channel spacing, programming as recommended in the Programming Manual, interfering signal is a
constant wave
Channel/Blocker @ BER = 10
modulated without shaping, the image frequency lies 2 MHz above the wanted signal
-3
, channel level is +10dB above the typical sensitivity, the blocker signal is a constant wave; channel signal is
-3
, channel level is +10 dB above the typical sensitivity, the interfering signal is a random data signal (except
CONDITION
FSK 4.8 kbps; notes 1 & 2
FSK 12.5 kbps ; notes 1 & 3
FSK 50 kbps; notes 1 & 4
FSK 100 kbps ; notes 1 & 5
PSK 200 kbps; notes 1 & 6
FSK 4.8 kbps, notes 2 & 7
MIN.
TYP.
22
22
20
22
18
19
16
30
17
28
43
51
74
82
25
Table of Contents
Datasheet AX50424
MAX.
UNIT
dB
dB
dB
dB
dB
dB
dB
15