Features
t~
Four
Sounds
tan
be selected
7
A
magnetic
speaker
tan
be driven by connecting an
EI
Typical
3V
*Operation
voltage
NPN
transisior
EI
RC oscillator with an
extemal
resistor
or
an
osciliator/
m
Power on reset
resistor is built-in.
(mask
Option)
._
_.a
~...
--
General Description
The UM3561 is a lowcost, tow-power CMOS LSI designed
module
tan
be constructed with
cnly
a
few
additionöl
tor use in toy applications.
Since
the integrated circuit components. The UM3581 contains
a
programmed
mask
includes oscillator and
selector
circuits, a compact
sound
ROM to simulate siren
sounds.
Block Diagram
Pin Configuration
SEL2
“SS
OUTPUT
NC
c2
e
OS
7
OSCl
UM3561
6
SEL1
5
“DD
OSCl
osc2
OUTPUT
‘1-50
Absolute Maximum
Ratings* *Comments
DC Supply Voltage . . . .
~
;
--.
. . . . .
.s
~
-0.3V
to
+5.OV
!npUf/OUpt
Vokage
. . . .
1
.
VsS-O.~Vto
VDD
+0.3v
Operating Ambient Temperature . . . .
~
. .
-1O’C
to
60°C
Stresses above
those
listed
under
“Absolute Maximum
Ratings”
may
c-ause
permanent darnage
IO
the device.
These are
stress
ratings only.
Functional
Operation of
this
device
at these
or
any other conditions above
those
Storage Temperature . .
:
~
.
e
. . .
~
. .
D
.
-55’C
to 125’C indicated in the operational
sections
of this specification
is not
implied
and exposure to absolute mdximum rating
conditions for
extended
periods
mav
affect
aevice
reliability.
. .
_
.. . . . .
Electrical
Characteristics
(VS
= OV,
T,
=
25’C,
F
osc
=
106496 Hz,
unless
otherwise
specified.)
Parameter
1
Symbol
Min.
TYP.
Operafing
Voitage
vDD
2.4v
3v
Operating Current
“H” input Voltage VIH
1
VDD -0.2
1
-
“L” Input
Voliage
Frequency Stability
AF/F
Output Current
Frequency Deviation Per Lot
'0
3mA
AF/F
-10%
15OpA
VDD
20%
Corditions
VDD
=
3V
Fose
(3.3V1-FosC
(2.7V)
Fose
(2.7V1
VDD
=
3V
VDD
=
3V
Pin Description
t
8
osc2
RC oscillator pin
or
inverted
clock
output
Functionaf Description
Oscillating circuit
_
.-.
. _-_. .
I-_
-- .
1
There are two Options for generaring oscillator frquency. the oscillator
frequency.
Either
tan
be
selected
by
changing
the
mask.
(2)
Oscillator
resistor
is built-in
(1)
Only one
externai
resistor is required to
complete
1-51
Sound
SekcGon
The
SEQ
incorporates a resistor for internal
pull
low,
and
SEL1
is a tri-state
control
pin. 2
pads,
S
EL1
and SE l-2,
should be
sekted
for the
sx~nd
effect
mode.
Sound
Effect
ROM
The
sound
effect ROM is organized as 256 words by 8
bits. The
sound
effect
pr6gram
and the
Option
are mask
programmable
and
programmed in the
Ni
layer.
Typical
Application
FOUR SOUND APPLICATION
!.
Police Siren 2. Fire Engine Siren 3. Ambulante Siien 4. Machine Gun
I
DP
sp
’
TRI
it--
Ra
=
“DD
.SEL2
UM35611
SEL1
GUTWT
THREE SOUND APPLICATION
1. Police Siren 2. Fire
Engine
Siren 3. Ambubnce Siren
.
SEL1
SEL2
(NO
Cor.nection.
No.Conm~Gonl
l“DD
~
No
Connect~onl
9
.-.
l
“SS
~
No.
Conneclionl
INo
Cowecrion.
“DD
1
Rezommended
vahe:
R,“icOKQ
RZ*
1OKf-t
TRI:
2SC9013
wsn
0.2-a
s?eaker
“DO
Rsommeded
value:
R]”
24OKR
RZ-
1DKn
TRI: 2SC9013
sp:
852
0.M
sxd.ef
6
-WO
SOUND APPLICATION
1,
Police Siren 2. Machine Gun
_
“DD
Recommedd
vhe:
R,=
2aOK.n
RZ-
1OKR
TRI:
2SC9013
SP:Efl 0.2W
eaakw
9-52
Bonding
Diagram
OUTPUT
NC
Pad
No.
Desigmtion
1
2
3
4
5
6
7
9
8
SEL?
“SS
OUTP’JT
NC
“DO
SE
Ll
OSCI
OSC2
unit:
ptrn
XY
--
-256.70 777.24
-515.62 777.24
-698.53 172.72
-698.%
-370.84
-482.00 -787.08
690.88
-762.cO
638.50 777.24
-
17.78 __ 777.24
.
1-53
