97
A2.19
DC offset correction Control Diagram
LMS7002M
DC offset
correction
TBB 1
TBB 2
RBB 1
RBB 2
TIA 1
TIA 2
DC offset
correction
core
DAC
DAC
T
o:
r
bb
oi
(p
/n
)_
1
(A
D
C
)
T
o:
r
bb
oq
(p
/n
)_
1
(A
D
C
)
T
o:
r
bb
oi
(p
/n
)_
2
(A
D
C
)
T
o:
r
bb
oq
(p
/n
)_
2
(A
D
C
)
From: tbbii(p/n)_1 (DAC)
From: tbbiq(p/n)_1 (DAC)
From: tbbii(p/n)_2 (DAC)
From: tbbiq(p/n)_2 (DAC)
T
o:
tb
bo
i(p
/n
)_
1
(T
X
R
F
)
T
o:
tb
bo
q(
p/
n)
_1
(
T
X
R
F
)
T
o:
tb
bo
i(p
/n
)_
2
(T
X
R
F
)
T
o:
tb
bo
q(
p/
n)
_2
(
T
X
R
F
)
From: RX_mixer_i_1 (RX RFE)
From: RX_mixer_q_1 (RX RFE)
From: RX_mixer_q_1 (RX RFE)
From: RX_mixer_i_1 (RX RFE)
Analog signal lines
Signal input/output
RESET_N
(XXXX)
IO control name (register adress)
Control signal lines
D
C
M
O
D
E
(0
x0
5C
0[
15
])
PD_DCDAC_TXB
(0x05C0[5])
PD_DCDAC_TXA
(0x05C0[4])
PD_DCCMP_RXA
(0x05C0[2])
PD_DCCMP_TXB
(0x05C0[1])
PD_DCCMP_TXA
(0x05C0[0])
va
rio
us
_s
ta
tu
s<
15
:0
>
(0
x0
5C
1[
15
:0
])
va
rio
us
_s
ta
rt
<
7:
0>
(0
x0
5C
2[
7:
0]
)
DCCAL_CMPCFG_RXAQ
(0x05C2[13])
DCCAL_CMPCFG_RXAI
(0x05C2[12])
DCCAL_CMPCFG_TXBQ
(0x05C2[11])
DCCAL_CMPCFG_TXBI
(0x05C2[10])
DCCAL_CMPCFG_TXAQ
(0x05C2[9])
DCCAL_CMPCFG_TXAI
(0x05C2[8])
DCWR_TXAI
(0x05C3[15])
DCRD_TXAI
(0x05C3[14])
DC_TXAI<10:0>
(0x05C3[10:0])
DCWR_TXAQ
(0x05C4[15])
DCRD_TXAQ
(0x05C4[14])
DC_TXAQ<10:0>
(0x05C4[10:0])
DCWR_TXBI
(0x05C5[15])
DCRD_TXBI
(0x05C5[14])
DC_TXBI<10:0>
(0x05C5[10:0])
DCWR_TXBQ
(0x05C6[15])
DCRD_TXBQ
(0x05C6[14])
DC_TXBQ<10:0>
(0x05C6[10:0])
DCWR_RXAI
(0x05C7[15])
DCRD_RXAI
(0x05C7[14])
DC_RXAI<6:0>
(0x05C7[6:0])
DCWR_RXAQ
(0x05C8[15])
DCRD_RXAQ
(0x05C8[14])
DC_RXAQ<6:0>
(0x05C8[6:0])
DCWR_RXBI
(0x05C9[15])
DCRD_RXBI
(0x05C9[14])
DC_RXBI<6:0>
(0x05C9[6:0])
DCWR_RXBQ
(0x05CA[15])
DCRD_RXBQ
(0x05CA[14])
DC_RXBQ<6:0>
(0x05CA[6:0])
D
C
_R
X
C
D
IV
<
7:
0>
(0
x0
5C
B
[1
5:
8]
)
D
C
_T
X
C
D
IV
<
7:
0>
(0
x0
5C
B
[7
:0
])
DC_HYCMP_RXA<2:0>
(0x05CC[8:6])
DC_HYCMP_TXB<2:0>
(0x05CC[5:3])
DC_HYCMP_YXA<2:0>
(0x05CC[2:0])
PD_DCDAC_RXB
(0x05C0[7])
PD_DCDAC_RXA
(0x05C0[6])
PD_DCCMP_RXB
(0x05C0[3])
DCCAL_CMPCFG_RXBQ
(0x05C2[15])
DCCAL_CMPCFG_RXBI
(0x05C2[14])
DC_HYCMP_RXB<2:0>
(0x05CC[11:9])
Figure 28 DC offset correction control structure
Содержание LMS7002M Series
Страница 2: ......
Страница 79: ...75 A Ap pp pe en nd di ix x 2 2 Control Block Diagrams ...