Ds1870 ldmos rf power-amplifier bias controller – Rainbow Electronics DS1870 User Manual

Page 16

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DS1870

LDMOS RF Power-Amplifier Bias
Controller

16

____________________________________________________________________

TABLE 1 ( CONFIGURATION )

WORD 0

WORD 1

WORD 2

WORD 3

ROW

(HEX)

ROW

NAME

BYTE 0

BYTE 1

BYTE 2

BYTE 3

BYTE 4

BYTE 5

BYTE 6

BYTE 7

80

Config

Password

LUT Sel

Fault Ena

Reserved

88

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

Offset1

ID2 Offset

Reserved

Reserved

Temp Offset

A8

LUT

Index

T 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

BYTE

(HEX)

BYTE

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

BIT

0

80

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

2

3

2

2

2

1

2

0

85

LUT Sel

Reserved

Reserved

Reserved

Reserved

Reserved

Reserved

VD2

VD1

86

Fault Ena

Temp Ena

Vcc Ena

VD Ena

ID1 Ena

ID2 Ena

Reserved

Reserved

Reserved

8A

Vcc

2

15

2

14

2

13

2

12

2

11

2

10

2

9

2

8

2

7

2

6

2

5

2

4

2

3

2

2

2

1

2

0

8C

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

2

3

2

2

2

1

2

0

8E

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

2

3

2

2

2

1

2

0

90

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

2

3

2

2

2

1

2

0

9A

Vcc

Offset

S

S

2

15

2

14

2

13

2

12

2

11

2

10

2

9

2

8

2

7

2

6

2

5

2

4

2

3

2

2

9C

VD Offset

S

S

2

15

2

14

2

13

2

12

2

11

2

10

2

9

2

8

2

7

2

6

2

5

2

4

2

3

2

2

9E

ID1

S

S

2

15

2

14

2

13

2

12

2

11

2

10

2

9

2

8

2

7

2

6

2

5

2

4

2

3

2

2

A0

ID2

S

S

2

15

2

14

2

13

2

12

2

11

2

10

2

9

2

8

2

7

2

6

2

5

2

4

2

3

2

2

A6

Temp

Offset

S

2

8

2

7

2

6

2

5

2

4

2

3

2

2

2

1

2

0

2

-1

2

-2

2

-3

2

-4

2

-5

2

-6

A8

T Index

2

7

2

6

2

5

2

4

2

3

2

2

2

1

2

0

A9

O1 Index

2

7

2

6

2

5

2

4

2

3

2

2

2

1

2

0

AA

O2 Index

2

7

2

6

2

5

2

4

2

3

2

2

2

1

2

0

AB

POT1

base

2

7

2

6

2

5

2

4

2

3

2

2

2

1

2

0

AC

POT1 off

S

2

6

2

5

2

4

2

3

2

2

2

1

2

0

AD

POT2

base

2

7

2

6

2

5

2

4

2

3

2

2

2

1

2

0

AE

POT2 off

S

2

6

2

5

2

4

2

3

2

2

2

1

2

0

AF

Man DAC

Reserved

Reserved

Reserved

Reserved

Reserved

SEE

B/O_en

index_en

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