TECHNICAL DATA


BT8040
Melody Generator with Accompaniment

FEATURES

• Two Sound Sources with Envelope (CR Envelope)
• Melody is inserted up to four.
• According to customer’s request, the inserted melody is flexible.
• 3.0V to 5.0V Operating Voltage
• DC or AC Triggered Performance Start Mode (Mask Selected)
• Can Drive an 8 Ohm Dynamic Loudspeaker if Provided Externally with a
Transistor
• Bare chip or 16-pin DIP (Plastic) Package available



DESCRIPTION
The BT8040 is a CMOS LSI chip, which plays a prearranged melodies.

ABSOLUTE MAXIMUM RATINGS ( T
a
= 25
o
C )

Characteristic Symbol Value Unit
Power Supply Voltage V
DD
- 0.3 to + 7.0 V
Input Terminal Voltage V
10
- 0.2 to V
DD
+ 0.2 V
Operating Temperature T
a
-40 to + 85 (V
SS
= 1.5V)
o
C
Storage Temperature T
stg
- 65 to + 150
o
C
Soldering Temperature and Time T
sol
260
o
C, 10s (at lead)


ELECTRICAL CHARACTERISTICS (V
DD
= 5V, T
a
= 25
o
C; unless otherwise specified)

Characteristic Symbol Test Condition Min Typ Max Unit
Operating Voltage V
DD
3.0 5.0 5.5 V
Input Voltage “1” V
IH
V
DD
- 0.3 - V
DD
V
“0” V
IL

SS
- V
SS
+ 0.3
MT Power Supply Time 150 ms
Response Time 600 ms

MO OUTPUT PIN EQUIVALENT CIRCUIT
ORDERING INFORMATION
BT8040N Plastic
BT8040D SOIC
T
A
= -40° to 85° C for all packages
Accompaniment
Main Melody
MO Pin
Inside of BT8032
130k
150k
Inside of BT8040





















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