5GHz, 5-Channel MIMO Receiver
Table 15. Main Address 19 (A[4:0] = 10011, Main Address 0 D0 = 0)
BIT NAME
RESERVED
VAS_RELOCK_SEL
VAS_MODE
VAS_SPI[5:0]
VAS_ADC[2:0]
(Readback Only)
VCO_BAND[5:0]
(Readback Only)
BIT LOCATION
(D0 = LSB)
D[9:8]
D7
D6
D[5:0]
D[8:6]
D[5:0]
DESCRIPTION
Reserved bits—set to default.
VAS relock select.
0 = Start at sub-band selected by VAS_SPI[5:0] (Main address 19
D5:D0) (default)
1 = Start at current sub-band
VCO sub-band select.
0 = By VAS_SPI[5:0] (Main address 19 D[5:0])
1 = By on-chip VCO autoselect (VAS) (default)
VCO autoselect sub-band input. Select VCO subband when VAS_
MODE (Main address 19 D6) = 0. Select initial VCO sub-band for auto-
acquisition when VAS_MODE = 1.
000000 = Min frequency sub-band
011111 = Default
111111 = Max frequency sub-band
Read VCO autoselect tune voltage ADC output. Active when VAS_
VCO_READ (Main address 27 D5) = 1.
000 = Lower than lock range and at risk of unlock
001 = Lower than acquisition range and maintain lock
010 or 101 = Within acquisition range and maintain lock
110 = Higher than acquisition range and maintain lock
111 = Higher than lock range and at risk of unlock
Read the current acquired VCO sub-band by VCO autoselect. Active
when VAS_VCO_READ (Main address 27 D5) = 1.
Table 16. Main Address 21 (A[4:0] = 10101, Main Address 0 D0 = 0)
BIT NAME
RESERVED
DIE_ID[2:0]
(Readback Only)
BIT LOCATION
(D0 = LSB)
D[9:8], D[4:0]
D[7:5]
DESCRIPTION
Reserved bits—set to default.
Read revision ID at Main address 21 D[7:5].
Active when DIE_ID_READ (Main address 27 D9) = 1.
000 = Pass1
001 = Pass2
32
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