HMC6001LP711E Datasheet, PDF (14/18 Pages) Hittite Microwave Corporation – WiGig Single Carrier Modulations

HMC6001LP711E
v00.1112
MILLIMETERWAVE RECEIVER
57 - 64 GHz
Table 8. Receiver Register Array Assignments
Register Array Row & Bit Internal Signal Name Signal Function
ROW1<1>
bbamp_atten2_0
ROW1<0>
ROW2
bbamp_atten2_1
Second baseband attenuator;
ROW1<0:1> =
11 is 18 dB attenuation
10 is 12 dB attenuation
01 is 6 dB attenuation
00 is 0 dB attenuation
ROW2<7>
ROW2<6>
ROW2<5>
bbamp_attenfi_0
bbamp_attenfi_1
bbamp_attenfi_2
I Channel baseband fine attenuator;
ROW2<5:7> ≥
101 is 5 dB attenuation
100 is 4 dB attenuation
011 is 3 dB attenuation
010 is 2 dB attenuation
001 is 1 dB attenuation
000 is 0 dB attenuation
ROW2<4>
ROW2<3>
ROW2<2>
ROW2<1>
ROW2<0>
ROW3
bbamp_attenfq_0
bbamp_attenfq_1
bbamp_attenfq_2
bbamp_selask
bbamp_sigshort
Q Channel baseband fine attenuator;
ROW2<2:4> ≥
101 is 5 dB attenuation
100 is 4 dB attenuation
011 is 3 dB attenuation
010 is 2 dB attenuation
001 is 1 dB attenuation
000 is 0 dB attenuation
Active high to multiplex the AM detector output into the I channel baseband
amplifier input
Active high to short the input to the I and Q channel baseband amplifiers
ROW3<7>
ROW3<6>
bbamp_selbw0
bbamp_selbw1
Selects the low pass corner of the baseband amplifiers;
ROW3<6:7> =
00 is ≈ 1.4 GHz
01 is ≈ 500 MHz
10 is ≈ 300 MHz
11 is ≈ 200 MHz
ROW3<5>
ROW3<4>
ROW3<3>
ROW3<2>
ROW3<1>
ROW3<0>
ROW4
bbamp_selfastrec
bbamp_selfastrec2
bg_monitor_sel<1>
bg_monitor_sel<0>
if_refsel
lna_refsel
Selects the high pass corner of the baseband amplifiers;
ROW3<4:5> =
00 is ≈ 30 kHz
01 is ≈ 300 kHz
10 is ≈ 1.5 MHz
These bits are for reserved for diagnostic purposes;
ROW3<3:0> = 0011 for normal operation
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