BT8031 xx

TECHNICAL DATA
BT8031-XX
FEATURES
FUNCTIONS
 127-note ROM memory
 2.0V to 5.0V power supply and low power
consumption
 RC oscillator on chip
 One shot or level hold mode (mask option)
 Sound range: 2.5 octaves, 2 series
 Tempo: 16 kinds (presto-largo)
 Double sound sources
 Digital Envelope Effect
 Operation Temperature Range : -10 to 70℃
 Dynamic speaker can be driven with external
NPN transistor
 Power on reset; melody begins from the first note
 Start from the head of melody
 Bare chip or TO-92 are available
DESCRIPTION
The BT8031-XX is a CMOS LSI chip, which plays a prearranged melodies. The ROM has a 127 words and can store up to two
melodies with double sound sources, and it uses the built-in digital envelope circuit.
SONG LIST
PIN CONFIGURATION
5 MO
01
For Elise
02
Ding - Dong
03
Westminster
04
One Ding - Dong
05
It’s Small World
BT8031-XX
6 V CC
1 V SS
MT 4
OSC TEST
2 3
V SS V CC MO
CHIP
TO-92
ELECTRICAL CHARACTERISTICS (VCC = 3V, VSS = 0V, Ta = 25oC;
Characteristic
Operating Voltage
Supply Current
Stand-by*
Operating
Output Drive Current
Output Sink Current
Input Current MT
Frequency Stability
Symbol
VCC
IS
ICC
IOH
IOL
II
F/F
Test Condition
Output open
VCC =3V, VO =0.8V
VCC =3V, VO =0.5V
VIN = VCC
FOSC(3V) - FOSC(2V)
FOSC(3V)
unless otherwise specified)
Min
Typ
Max
Unit
2.0
3.0
0.6
0.5
0.5
5.0
5
1
V
uA
mA
mA
mA
uA
%
0.5
0.5
0.5
-
3.0
15
* Only for version “ONE SHOT MODE”
1
BT8031-xx
APPLICATION CIRCUITS
LEVEL HOLD MODE (TO-92)
ONE SHOT MODE (BARE CHIP)
5 MO
R
V CC
BT8031-X X
+
-
MO
Speaker
R
6 V CC
+
8
-
V SS
3V
3V
1 V SS
MT 4
OSC TEST
2 3
R = 5  10k
NOTE: The chip substrate is connected to VSS.
N SUFFIX PLASTIC DIP
(MS – 001BA)
A
Dimension, mm
5
8
B
1
4
F
Symbol
MIN
MAX
A
8.51
10.16
B
6.1
7.11
C
L
C
5.33
D
0.36
0.56
F
1.14
1.78
-T- SEATING
PLANE
N
G
K
D
0.25 (0.010) M
M
H
J
T
NOTES:
1. Dimensions “A”, “B” do not include mold flash or protrusions.
Maximum mold flash or protrusions 0.25 mm (0.010) per side.
G
2.54
H
7.62
J
0°
10°
K
2.92
3.81
L
7.62
8.26
M
0.2
0.36
N
0.38
2
BT8031-xx
 TO-92
3