9

Integrated

Circuit

Systems, Inc.

ICS950211

0465E—05/17/05

Byte 14: Spread Spectrum Control Register

Byte 15: Output Divider Control Register

Byte 13: Spread Spectrum Control Register

t

i

Be

m

a

ND

W

Pn

o

i

t

p

i

r

c

s

e

D

7

t

i

B7

S

SX

d

a

e

r

p

s

e

h

t

m

a

r

g

o

r

p

ll

i

w

t

i

b

)

0

:

2

1

(

m

u

r

t

c

e

p

S

d

a

e

r

p

S

e

h

T

e

h

t

n

o

d

e

s

a

b

d

e

t

a

l

u

c

l

a

c

e

b

o

t

s

d

e

e

n

t

n

e

c

e

r

p

d

a

e

r

p

S

.

e

g

a

t

n

e

c

e

r

p

d

a

e

r

p

s

d

n

a

t

n

u

o

m

a

g

n

i

d

a

e

r

p

s

,

e

l

i

f

o

r

p

g

n

i

d

a

e

r

p

s

,

y

c

n

e

u

q

e

r

f

O

C

V

.

r

e

d

i

v

i

d

S

F

d

e

h

c

t

a

l

s

i

n

o

r

e

w

o

p

t

l

u

a

f

e

D

.

y

c

n

e

u

q

e

r

f

6

t

i

B6

S

SX

5

t

i

B5

S

SX

4

t

i

B4

S

SX

3

t

i

B3

S

SX

2

t

i

B2

S

SX

1

t

i

B1

S

SX

0

t

i

B0

S

SX

t

i

Be

m

a

ND

W

Pn

o

i

t

p

i

r

c

s

e

D

7

t

i

Bd

e

v

r

e

s

e

RX

d

e

v

r

e

s

e

R

6

t

i

Bd

e

v

r

e

s

e

RX

d

e

v

r

e

s

e

R

5

t

i

Bd

e

v

r

e

s

e

RX

d

e

v

r

e

s

e

R

4

t

i

B2

1

S

SX

2

1

t

i

B

m

u

r

t

c

e

p

S

d

a

e

r

p

S

3

t

i

B1

1

S

SX

1

1

t

i

B

m

u

r

t

c

e

p

S

d

a

e

r

p

S

2

t

i

B0

1

S

SX

0

1

t

i

B

m

u

r

t

c

e

p

S

d

a

e

r

p

S

1

t

i

B9

S

SX

9

t

i

B

m

u

r

t

c

e

p

S

d

a

e

r

p

S

0

t

i

B8

S

SX

8

t

i

B

m

u

r

t

c

e

p

S

d

a

e

r

p

S

t

i

Be

m

a

ND

W

Pn

o

i

t

p

i

r

c

s

e

D

7

t

i

B3

v

i

D

U

P

CX

4

e

s

e

h

t

a

i

v

d

e

r

u

g

i

f

n

o

c

e

b

n

a

c

o

i

t

a

r

r

e

d

i

v

i

d

k

c

o

l

c

2

U

P

C

o

t

r

e

f

e

r

e

l

b

a

t

n

o

i

t

c

e

l

e

s

r

e

d

i

v

i

d

r

o

F

.

y

ll

a

u

d

i

v

i

d

n

i

s

t

i

b

.

r

e

d

i

v

i

d

S

F

d

e

h

c

t

a

l

s

i

p

u

r

e

w

o

p

t

a

t

l

u

a

f

e

D

.

1

e

l

b

a

T

6

t

i

B2

v

i

D

U

P

CX

5

t

i

B1

v

i

D

U

P

CX

4

t

i

B0

v

i

D

U

P

CX

3

t

i

B3

v

i

D

U

P

CX

a

i

v

d

e

r

u

g

i

f

n

o

c

e

b

n

a

c

o

i

t

a

r

r

e

d

i

v

i

d

k

c

o

l

c

]

0

:

1

[

U

P

C

r

e

f

e

r

e

l

b

a

t

n

o

i

t

c

e

l

e

s

r

e

d

i

v

i

d

r

o

F

.

y

ll

a

u

d

i

v

i

d

n

i

s

t

i

b

4

e

s

e

h

t

.

r

e

d

i

v

i

d

S

F

d

e

h

c

t

a

l

s

i

p

u

r

e

w

o

p

t

a

t

l

u

a

f

e

D

.

1

e

l

b

a

T

o

t

2

t

i

B2

v

i

D

U

P

CX

1

t

i

B1

v

i

D

U

P

CX

0

t

i

B0

v

i

D

U

P

CX

Byte 12: VCO Frequency N Divider (VCO divider) Control Register

t

i

Be

m

a

ND

W

Pn

o

i

t

p

i

r

c

s

e

D

7

t

i

B7

v

i

d

NX

e

h

t

o

t

d

n

o

p

s

e

r

r

o

c

)

0

:

8

(

v

i

d

N

f

o

n

o

i

t

a

t

n

e

s

e

r

p

e

r

l

a

m

i

c

e

d

e

h

T

e

h

t

o

t

l

a

u

q

e

s

i

p

u

r

e

w

o

p

t

a

t

l

u

a

f

e

D

.

e

u

l

a

v

r

e

d

i

v

i

d

O

C

V

.

1

1

e

t

y

B

n

i

d

e

t

a

c

o

l

s

i

8

v

i

d

N

e

c

i

t

o

N

.

n

o

t

c

e

l

e

s

s

t

u

p

n

i

d

e

h

c

t

a

l

6

t

i

B6

v

i

d

NX

5

t

i

B5

v

i

d

NX

4

t

i

B4

v

i

d

NX

3

t

i

B3

v

i

d

NX

2

t

i

B2

v

i

d

NX

1

t

i

B1

v

i

d

NX

0

t

i

B0

v

i

d

NX