TECHNICAL DATA
BT8048
Melody Generator with Accompaniment
FEATURES
• Two Sound Sources with Envelope (CR Envelope)
• Melody is inserted up to two.
• 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 8-pin DIP (Plastic) Package available
ORDERING INFORMATION
BT8048N Plastic
BT8048D SOIC
DESCRIPTION
TA = -40° to 85° C for all packages
The BT8048 is a CMOS LSI chip, which plays a prearranged melodies.
ABSOLUTE MAXIMUM RATINGS ( Ta = 25oC )
Characteristic
Symbol
Value
Unit
Power Supply Voltage
VDD
V10
Ta
- 0.3 to + 7.0
- 0.2 to VDD + 0.2
-40 to + 85 (VSS = 1.5V)
- 65 to + 150
V
V
oC
oC
Input Terminal Voltage
Operating Temperature
Storage Temperature
Tstg
Tsol
Soldering Temperature and Time
260oC, 10s (at lead)
ELECTRICAL CHARACTERISTICS (VDD = 5V, Ta = 25oC; unless otherwise specified)
Characteristic
Operating Voltage
Input Voltage
Symbol
Test Condition
Min
Typ
Max
Unit
VDD
VIH
VIL
3.0
VDD - 0.3
VSS
5.0
5.5
VDD
V
V
“1”
“0”
-
-
VSS + 0.3
MT Power Supply Time
Response Time
150
ms
ms
600
MO OUTPUT PIN EQUIVALENT CIRCUIT
130k
Main Melody
MO Pin
150k
Accompaniment
Inside of BT8048
Inside of BT8032
1
INTEGRAL [ INTEGRAL CORP. ]
