
DS1870
LDMOS RF Power-Amplifier Bias
Controller
16 ____________________________________________________________________
TABLE 1 ( CONFIGURATION )
WORD 0 WORD 1 WORD 2 WORD 3
NAME
BYTE 0 BYTE 1 BYTE 2 BYTE 3
BYTE 4 BYTE 5
Config
LUT Sel
Scale
0
Reserved Vcc Scale VD Scale ID1 Scale
90
Scale
1
ID2 Scale Reserved Reserved Reserved
98
Offset
0
Reserved Vcc Offset VD Offset ID1 offset
A0
Offset
1
ID2 Offset Reserved Reserved Temp Offset
A8
LUT
Index
O1 Index O2 Index POT1 base POT1 off
POT2
base
POT2 off Man Dac
EXPANDED BYTES
BIT 7 BIT 6 BIT 5 BIT 4 BIT 3 BIT 2 BIT 1 BIT 0
NAME
BIT
15
BIT
14
BIT
13
BIT
12
BIT
11
BIT
10
BIT
9
BIT
8
BIT
7
BIT
6
BIT
5
BIT
4
BIT
3
BIT
2
BIT
1
Password 2
15
2
14
2
13
2
12
2
11
2
10
2
9
2
8
2
7
2
6
2
5
2
4
LUT Sel Reserved Reserved
Reserved Reserved Reserved
Fault Ena Temp Ena
ID1 Ena ID2 Ena Reserved
2
15
2
14
2
13
2
12
2
11
2
10
2
9
2
8
2
7
2
6
2
5
2
4
VD Scale 2
15
2
14
2
13
2
12
2
11
2
10
2
9
2
8
2
7
2
6
2
5
2
4
ID1 Scale 2
15
2
14
2
13
2
12
2
11
2
10
2
9
2
8
2
7
2
6
2
5
2
4
ID2 Scale 2
15
2
14
2
13
2
12
2
11
2
10
2
9
2
8
2
7
2
6
2
5
2
4
SS2
15
2
14
2
13
2
12
2
11
2
10
2
9
2
8
2
7
2
6
VD Offset S S 2
15
2
14
2
13
2
12
2
11
2
10
2
9
2
8
2
7
2
6
SS2
15
2
14
2
13
2
12
2
11
2
10
2
9
2
8
2
7
2
6
SS2
15
2
14
2
13
2
12
2
11
2
10
2
9
2
8
2
7
2
6
S2
8
2
7
2
6
2
4
2
3
2
2
2
1
2
0
2
-1
2
-2
T Index
O1 Index
O2 Index
POT1 off
POT2 off
Man DAC Reserved Reserved
Reserved Reserved
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