MLX71122_16 Datasheet, PDF (43/59 Pages) Melexis Microelectronic Systems – 300 to 930MHz FSK/FM/ASK Receiver

MLX71122
300 to 930MHz FSK/FM/ASK Receiver
Datasheet
4.1.3. Control Word R2
Name
A
N
Bits
[4:0]
[11:5]
10100
000 0111 1000
Description
swallow counter value
value is 20
swallow counter range: 0 to 31
program counter value (bits 0 – 6)
N value is 120
N counter range: 3 to 2047
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4.1.4. Control Word R3
N
LO2DIV
AGCEN
AGCDEL
[3:0]
[4]
[5]
[7:6]
program counter range (bits 7 – 10)
000 0111 1000 N value is 120
N counter range: 3 to 2047
LO2 divider ratio
0 divide by 4
1 _{divide by 8}
AGC enable mode
0 disabled
1 _enabled
AGC delay settings
00 ^{no delay}
01 3/f_IFF
10 _15/fIFF
11 _31/fIFF
fIFF is the reference oscillator frequency fRO divided by RIFF, see section 4.1.6 (R6)
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REVISION 014 – AUGUST, 2016
390 10 71122 01
Page 43 of 59