CC2420 Datasheet, PDF (67/92 Pages) List of Unclassifed Manufacturers – 2.4 GHz IEEE 802.15.4 / ZigBee-ready RF Transceiver

CC2420
RXCTRL0 (0x16) – Receive control register 0
Bit
Field Name
Reset R/W Description
15:14 -
0
W0 Reserved, write as 0.
13:12 RXMIXBUF_CUR[1:0]
1
R/W RX mixer buffer bias current.
0: 690uA
1: 980uA (nominal)
2: 1.16mA
3: 1.44mA
11:10 HIGH_LNA_GAIN[1:0]
0
R/W Controls current in the LNA gain compensation branch in AGC
High gain mode.
0: Compensation disabled
1: 100 µA compensation current
2: 300 µA compensation current (Nominal)
3: 1000 µA compensation current
9:8
MED_LNA_GAIN[1:0]
2
R/W Controls current in the LNA gain compensation branch in AGC
Med gain mode.
7:6
LOW_LNA_GAIN[1:0]
3
R/W Controls current in the LNA gain compensation branch in AGC
Low gain mode
5:4
HIGH_LNA_CURRENT[1:0] 2
R/W Controls main current in the LNA in AGC High gain mode
0: 240 µA LNA current (x2)
1: 480 µA LNA current (x2)
2: 640 µA LNA current (x2)
3: 1280 µA LNA current (x2)
3:2
MED_LNA_CURRENT[1:0] 1
R/W Controls main current in the LNA in AGC Med gain mode
1:0
LOW_LNA_CURRENT[1:0] 1
R/W Controls main current in the LNA in AGC Low gain mode
SWRS041B
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