si4420 Silicon Laboratories, si4420 Datasheet - Page 15
si4420
Manufacturer Part Number
si4420
Description
Si4420 Universal Ism Band Fsk Transceiver
Manufacturer
Silicon Laboratories
Datasheet
1.SI4420.pdf
(32 pages)
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Bits 9-8 (d1 to d0): VDI (valid data indicator) signal response time setting:
Bits 7-5 (i2 to i0): Receiver baseband bandwidth (BW) select:
CR_LOCK
CR_LOCK
DRSSI
DRSSI
DQD
DQD
CR_LOCK
d1
0
0
1
1
DQD
i2
0
0
0
0
1
1
1
1
d0
SET
CLR
0
1
0
1
i1
0
0
1
1
0
0
1
1
R/S FF
Q
i0
0
1
0
1
0
1
0
1
Response
Always on
Medium
Slow
Fast
BW [kHz]
reserved
reserved
400
340
270
200
134
67
LOGIC HIGH
MEDIUM
SLOW
FAST
d0
d1
SEL1
SEL0
IN0
IN1
IN2
IN3
MUX
Y
VDI
Si4420
15