T

e

ch

n

ica

l Da

ta

sh

ee

t f

o

r INT

D

S

K

1

115

P

a

ge

1

of

5

INTDSK1115 Da

tashee

t

20/

03/02

ht

tp://www.a

te

.co.uk/boar

d

s/datashee

ts/

intdsk1115.htm

O

n

-b

o

a

rd

De

vic

es:

· 1

× 1

6

-B

it S

ter

eo Audio

C

o

dec.

· 2

× 1

2

-B

it, Hig

h

Per

fo

rm

an

ce An

alo

g

u

e

-to

-d

ig

ital C

o

n

v

er

ter

.

· 2

× 1

6

-B

it

, H

igh S

p

eed

D

igi

ta

l-

to

-a

nal

ogu

e Co

nvert

er

.

Compat

ible E

quipment

:

P

a

ge

2

of

5

INTDSK1115 Da

tashee

t

20/

03/02

ht

tp://www.a

te

.co.uk/boar

d

s/datashee

ts/

intdsk1115.htm

· C

6

7

11™ D

S

K

fro

m

Texas

In

st

ru

ment

s.

· C

u

st

om h

o

st

cards

w

h

ic

h ad

here t

o

sp

eci

fi

cat

io

ns

i

n

t

h

e I

N

T

D

S

K

111

5 U

ser Manu

al

.

Ext

e

rn

al In

te

rf

ac

es:

· 1

× 3

.5 m

m

St

er

eo In

put J

ack.

· 1

× 3

.5 m

m

St

er

eo Outp

ut J

ack

.

· 2

× P

C

B J

ack A

n

al

og

ue I

npu

t

Con

n

ect

ors

.

· 2

× P

C

B J

ack A

n

al

og

ue O

u

tp

ut

Co

nnect

o

rs.

· 1

× Mo

m

en

tar

y

R

eset S

w

itch

.

Desc

rip

tio

n

T

h

e IN

TD

S

K

1

115

i

s a

n

A

n

al

og

ue D

aug

ht

er B

o

ard

t

h

at

i

s d

esi

g

n

ed t

o

be u

sed

in

con

ju

n

ct

ion

w

it

h

D

S

P

Bas

ed P

ro

duct

s. It

i

s pri

m

ar

il

y

d

es

ig

n

ed f

o

r u

se with a

C

6

7

11™

DSK (DSP

Starter Kit) as

s

upp

li

ed

by

Texas

Ins

trumen

ts

.

A

lt

h

o

ugh

i

t i

s d

esi

gn

ed fo

r us

e w

it

h

a C

671

1

™

D

S

K

, t

h

e I

N

T

D

S

K

111

5 can

be u

sed

w

it

h

any h

o

st

boar

d

t

h

at

o

ffers

t

h

e r

equi

red

res

o

ur

ces

.

Fo

r m

o

re

in

fo

rm

atio

n

o

n

th

e r

es

o

u

rces r

eq

u

ir

ed

f

o

r

al

lo

w

in

g

th

e

IN

T

D

S

K

111

5 t

o

be do

cked

w

it

h

a cus

tom h

o

st

b

o

ard

pl

eas

e cons

ul

t th

e

IN

TD

S

K

11

15 U

ser Manu

al

.

T

h

e bo

ard p

rov

id

es

tw

o

st

ereo

j

acks

, on

e for

audi

o

i

npu

t

and o

n

e f

o

r au

di

o o

u

tput

.

The s

tereo au

di

o i

n

put

t

o

t

h

e IN

TD

SK

1

115

i

s

co

ded i

n

to

a s

erial f

o

rmat b

y

the

C

S

421

8 cod

ec. Th

e s

tereo

aud

io

outp

u

t fr

om

t

h

e

IN

TD

S

K

11

15 i

s deco

ded f

rom

a ser

ial

f

o

rmat

b

y

t

h

e

CS

421

8

cod

ec.

T

h

e par

ti

cu

lar s

erial form

at that is u

til

is

ed is

refer

red to

as S

M

3 in

the C

S

4

218

datash

eet. The

serial inter

face of

the CS

42

18

codec

is

av

ailable at on

e of

th

e INTDS

K

1

115

's

h

o

st

co

nnecto

rs

. W

h

en

the

IN

TDSK111

5 is

dock

ed on

to a C

671

1

™

DSK, the s

erial interf

ace to

th

e

C

S

421

8 cod

ec is

d

irectly con

n

ected to

McB

S

P

1

. The

audio

codec can

be r

eset

b

y

t

h

e h

o

st

boar

d

or

by

th

e IN

TD

S

K

1

115

's

o

n

-b

oard

re

se

t

switch

.

T

h

e INTDSK

1

115

has

two 12-B

it, high

per

for

m

ance analo

gue-to-

d

igital conv

erters

(ADC

s)

. Th

e tw

o

analog

ue inp

u

t con

n

ector

s accep

t an

in

put v

o

ltage ran

g

e o

f 0

to

+5 Volts

. Ther

e is

a

choice o

f five

differ

ent clock

so

urces

for

us

e wi

th

the ADC

s.

Thr

ee are d

ivis

ion

s o

f t

h

e

on

-

b

o

ard

os

ci

ll

at

o

r freq

u

ency

and

t

w

o

are ex

te

rnal

s

ignal

s fro

m on

e of t

h

e IN

TD

SK

1

115'

s h

o

st

co

nnect

o

rs.

The ch

os

en s

ampl

e fr

equen

cy is

selected

b

y

so

ld

er

in

g

th

e ap

p

ro

p

ri

ate co

m

b

in

atio

n

o

f lin

k

s

to

th

e I

N

TDSK1

1

1

5

. Th

e I

N

TDS

K

1

1

1

5

w

ill b

e

h

av

e th

e lin

k

s co

n

fig

u

red

at the

factory

s

u

ch that the

cl

o

ck f

o

r the

A

D

C

s is

pro

v

ided

by

an exter

n

al s

ig

n

al fr

om o

n

e of

the INTDSK

1

115

's

h

o

st

conn

ectors

. W

h

en t

he

IN

TD

S

K

11

15 i

s do

cked o

n

to

a

C67

11™ D

S

K

, t

h

es

e fact

or

y s

et

ti

n

gs

caus

e TO

U

T

0 t

o

b

e t

h

e s

our

ce of

th

e A

D

C

s

cl

ocks

.

T

h

ere ar

e tw

o

16-B

it, high

s

p

eed d

igital

-to-

an

alogu

e con

v

erters

(DAC

s)

on

the d

augh

te

r card.

Thes

e ou

tp

ut a v

o

ltage ran

g

e o

f 0 to

5 Volts

to

two

analogu

e con

n

ectors

.

W

h

en

t

h

e IN

TD

S

K

1

115

i

s d

o

cked

on

to

a C6

711™

D

S

K

, bo

th

t

h

e A

D

C

s and

t

h

e D

A

C

s are m

apped

t

o

t

h

e h

o

st

D

S

P

's E

x

te

rnal

Memo

ry

In

terface

(EMIF). Th

is

allows

the DSP

acces

s

to read

the d

at

a

from

the ADC

an

d a

llows

i

t to

write data to th

e DA

C

.

P

a

ge

3

of

5

INTDSK1115 Da

tashee

t

20/

03/02

ht

tp://www.a

te

.co.uk/boar

d

s/datashee

ts/

intdsk1115.htm

Sp

ec

if

icat

io

n

s

Ana

logue

Inte

rf

a

c

e

· T

w

o

0-5

V

Hi

g

h

-im

p

edan

ce analog

ue inp

u

ts

.

· T

w

o

vari

ab

le

out

p

u

t anal

og

ue o

u

tput

s.

· On

e s

ter

eo

lin

e lev

el in

p

u

t.

· On

e s

ter

eo

lin

e lev

el o

u

tp

u

t.

P

a

ge

4

of

5

INTDSK1115 Da

tashee

t

20/

03/02

ht

tp://www.a

te

.co.uk/boar

d

s/datashee

ts/

intdsk1115.htm

Digit

a

l Int

e

rf

ace

· T

w

o

S

amt

ec SF

M S

eri

es

0.05

0" × 0

.05

0" pi

tc

h

so

cket

s.

· 3

2

Bit

d

ig

ital d

ata b

u

s

fo

r

A

/D &

D/A co

n

v

er

ter

s.

· S

eri

al

d

at

a

bus

fo

r CS

42

18 c

odec.

· 5

V

lev

el d

ig

ital o

u

tp

u

ts.

· 3

.3

V

lev

el d

ig

ital in

p

u

ts

(

5

V to

ler

an

t)

.

User

In

te

rf

a

c

e

· On

e momen

tary r

es

et s

w

it

ch

for

C

S

421

8 co

dec.

CS4

218

St

e

reo

A

u

d

io

Co

d

e

c

· 6

4x

O

v

ers

ampl

ing.

· I

n

p

u

t an

ti-

al

iasin

g

an

d

o

u

tp

u

t sm

o

o

th

in

g

f

ilt

er

s.

· Pr

o

g

ra

m

m

ab

le in

p

u

t g

ain

.

· S

amp

le

freq

uenci

es

fro

m 4 k

H

z t

o

50

kH

z.

AD7

6

8

Digi

ta

l-

to

-a

na

logue

C

onv

e

rt

e

r

· 1

6

Bit

r

es

o

lu

tio

n

.

· 2

0

MSP

S

u

pdate r

at

e.

AD9

2

2

0

Ana

logue

-t

o-d

ig

it

a

l

Conv

e

rte

r

· 1

2

Bit

r

es

o

lu

tio

n

.

· 1

0

MSP

S

u

pdate r

at

e.

P

h

y

s

ic

a

l Dime

ns

ions

· 8

0

mm

x 8

6

.2

mm.

P

a

ge

5

of

5

INTDSK1115 Da

tashee

t

20/

03/02

ht

tp://www.a

te

.co.uk/boar

d

s/datashee

ts/

intdsk1115.htm