ISD
Voice Solutions in Silicon™
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i
ISD—APRIL 1998
Single-Chip Voice Record/Playback Devices
2-, 2.5-, 3-, and 4-Minute Durations
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..AAA & & & & ! C & # +
&& + # +C& & & # +
&& # & !
" ' ) 4
" # # E
!& & + ,
## &( , ! E +4 #&&!
& ! & <( & !+ & &
# && C ! F& # ,
& ! ! % & !&
& ##
" #( , ! !+< ( & +& , +
Figure i: ISD33000 Series Block Diagram
ii
Voice Solutions in Silicon
™
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4+4 &#
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Table i: ISD33120/150/180/240 Product Summary
Part
Number
Duration
Input Sample
Rate (KHz)
Typical Filter Pass
Band (KHz)
1
Voice Solutions in Silicon
™
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" # ! $
..AAA & & & , &
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< &( 4 ! & " &
< & & ! 4
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C4 ( 4 "" & & <
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## C ! # " &&
C &
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# && && 4 & &
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& "" & , C 4 #& & +
& & &
"
# & & # < # &( ..$A
7A>A$1A & & !+ & &
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& && ..A;AA=7ADA
$A+1 & & ,
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C2 & !
& #&&! " ! & ( +
& & C ! , +
! ##
2
Voice Solutions in Silicon
™
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'&
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# # E &( ! ! &
..AAA , & & & 4 C&+
&& & -. % C&&& C ! &+
& & C ! & &
& & && C ( & & &
& C & & 2! &
&& C
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(
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! ! C&&& ! ! '%
)
& & C ! & & 2+
! & && C ! 4+
# 4 & ! ! +
! '%
) & C
! & 4+ # 4+
& ! & ! & & C
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4 %
& %
& &&
. #& C2& " &
%
! &C& & & ++
C & ! #& C +
%
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Figure 1: ISD33000 TSOP and DIP/SOIC Pinouts
3
ISD
Figure 2: ISD33000 Series ANA IN Modes
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' *(
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! # " C , & !
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.$ #%+ " & < '2+ +
2) #5 ## & ! & C ,
& " # & ! <
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Ω
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4 " < " , &&C
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Ω
#
4
Voice Solutions in Silicon
™
NOTE
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5 # &
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## & C !
C2
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& & , & & !+
4 7A #& > 3:E &# ! " +
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:*: " .=7 #& & & J " $7 #&
4 & " 4 J
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5
ISD
& & :*: " =$ H& & &
J " 7;$ H& &&! ! #
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# ###5 ## # & #+
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, 5 # ( & # +
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###5 ## # & C
# & C& ! 4 & & +
## " & # ! &
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2 ! 6 3 & "4&@
& ## 2 & & C
, C& & ! &# ! " +
& " 5 &( & ! C#& "
&# "" & " # ##+
2 & (
& 2 & ## , C 4 +
If the XCLK is not used, this input should
be connected to ground.
"% / ' %
(
& & & ! "
" & & ! 4
& C4 & & & &
# & '4 ; B " ) 4
& & ! ' ( ! & " & )
H9 ! & C
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2 4 &&&
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& & A B 4 ; B " &
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4 " !& 4
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1.
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2.
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3.
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& 2 " ! 2
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4.
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Table 1:
External Clock Input Precision
Power Regulation
Part
Number
Sample Rate
Required Clock
6
Voice Solutions in Silicon
™
5.
& && " & & "+
4&@ P7 C &Q P &&
C &Q & C ..$A
7A>A$1A , & A C & "
&& C C & & , " !+
& 9 (
C & && C & 4 C &
C M6N #& F
6.
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7.
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8.
C! & 4
0
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0
C &
9.
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#&&!&( 4 24 ! & +
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! C2 & #( #&&!&
&2 >AA #& "& # C2
# 4 & 4 ' " #&&!)
# 2 & ( &&
4 5 #&&!
Table 2: Opcode Summary
Instruction
Opcode <5 bits>
Address <10 bits>
Operational Summary
!"#$% !& '! (( )! "!*+, - " * $!"*. *-.!" /
/012
131
. *.!4 $(*,)*'5 -" 6 *++"!44 131
74. )! - (( !+ ), * 012
' 66* + . ' . 7! $(*,)*'5
012
(*, )*'5 -" 6 .8! '7""! . *++"!44 97 . (
" :;<
/=
131
. *.!4 * "!' "+ $!"*. -" 6 *++"!44 131
74. )! - (( !+
), * = ' 66* + . ' . 7! "!' "+ >
=
!' "+4 -" 6 '7""! . *++"!44 7 . ( "!' "+ > 4 4. $$!+ " :; 4
"!*'8!+
/
=
131
. *.!4
!44*>! =7! > 9
=< -" 6 *++"!44 131
74. )!
- (( !+ ), *
= ' 66* + . ' . 7!
!44*>! =7! >
=
!"- "64 *
!44*>! =7! " '!!+4 . .8! ! + - .8! '7""! . 6!44*>!
9
< " ! .!"4 :; ' + . - 6 "! 6!44*>!4 *"! $"!4! .
/
. $4 '7""! . $!"*.
/?
. $4 '7""! . $!"*. * + ! .!"4 4.* +#), 9$ !"#+ < 6 +!
?/
(2)
!*+ .!""7$. 4.*.74 ) .4% &!"-( * +
7
ISD
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## 9 5#( " # +
&& AA "4 ! ! # ! &
C &
J
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1 ? ##
, 4 & C2 && AA
4 ! 4 &
4 & C2
J
0 ##
$ J
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. J
0 ##
1 J $ 5
'4 + )
7
## 4 && AA
;
##
, 4 & ! && AA
4 ! 4 , "4 &
' " ## ) 4 & +
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"4 ! ! # & C& C & && 4
Figure 3: SPI Port
8
Voice Solutions in Silicon™
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& ! & , & " , , " & & & ( ( #&&! +
!( 4 + 4 +4( & & &( ! && &
'
( )
( *
)+, * -
.
(
$
) /
*
&
-
/
)/*
(
.
Figure 4: SPI Interface Simplified Block Diagram
Table 3: SPI Control Register
Control
Register
Bit
Device Function
Control
Register
Bit
Device Function
?
*)(! " 4*)(! * $!"*.
*4.!" $ !" ' ." (
@
@
.*".
. $
@
@
!"#$
!"#
A
!(!'.4 (*, " !' "+ $!"*.
1B
> "! *++"!44 ' ." ( ) .
@
@
(*,
!' "+
@
@
> "! $7. *++"!44 "!> 4.!" 9131<
4! .8! $7. *++"!44 "!> 4.!"
' .! .4 - " * $!"*. 9131<
=
*)(! " 4*)(!
!44*>! =7! > 3
7.$7. - .8! " $ .!" "!> 4.!"
@
@
*)(!
!44*>! =7! >
4*)(!
!44*>! =7! >
131
$7. *++"!44 "!> 4.!"
9
ISD
.
. 01
1
.
-
2
3 2
3 2
2
3 2
3 2
Table 4:
Absolute Maximum Ratings
(Packaged Parts)
(1)
Condition
Value
C7 '. .!6$!"*.7"!
D=
. "*>! .!6$!"*.7"! "* >!
3D= . ED=
: (.*>! *$$( !+ . * , $
9:
3 :< .
9:
E :<
: (.*>! *$$( !+ . * , $
9 $7. '7""! . ( 6 .!+ . F 61<
9:
3 :< .
9:
E :<
: (.*>! *$$( !+ .
G 0G * +
$ 4 9 $7. '7""! . ( 6 .!+ .
F 61<
9:
3 :< .
:
0!*+ .!6$!"*.7"!
94 (+!" > 3 4!' +4<
D=
:
3 :
3 : . E :
Table 5:
Operating Conditions
(Packaged Parts)
Condition
Value
= 66!"' *( $!"*. >
.!6$!"*.7"! "* >!
D= . ED=
H.! +!+ $!"*. >
.!6$!"*.7"!
3D= . ED=
+74." *( $!"*. >
.!6$!"*.7"!
3D= . E
D=
7$$(, & (.*>! 9:
<
E : . E :
I" 7 + & (.*>! 9:
<
:
Table 6: DC Parameters (Packaged Parts)
Symbol
Parameters
Min
(2)
Typ
(1)
Max
(2)
Units
Conditions
:
$7. 0 : (.*>!
:
H
:
:
$7. >8 : (.*>!
:
H
:
:
7.$7. 0 : (.*>!
:
@ J1
:
1=G ?/ 7.$7. 0 : (.*>!
:
@ 61
:
7.$7. >8 : (.*>!
:
3
:
@ 3 J1
:
=7""! . 9$!"*. ><
(*,)*'5
!' "+
61
61
@
∞
@
∞
:
=7""! . 9.* +),<
J1
$7. 0!*5*>! =7""! .
F
J1
/" 4.*.! =7""! .
J1
7.$7. 0 *+ 6$!+* '!
Ω
1?1 ?E $7. !4 4.* '!
Ω