APPLICATION CIRCUIT (basic external connection)
1N4004
100Ω 1W
470Ω
KK8040
1N4004
12V
Speaker out
or Buzzer
Rx1
Rx2
05
04
06 Amplifier 03
(KK34119)
07
02
104
Rx3
08
01
Rx1 = Buzzer(1MΩ), Speaker(2.2k)
Rx2,Rx3 = VR (Rx2 = 20k~50k, Rx3 = 5k~10k)
Rx4 = Speed VR (500k~1.5MΩ)
Rx4
01 OSC1
02 OSC2
ON / OFF
03 TST2
04 MT
Vdd 16
OUT2 15
OUT1 14
P1 13
05 SEL2
MO 12
06 SEL1
ENV2 11
07 B/E
08 Vss
ENV1 10
TST1 09
RECOMMENDED CONDITIONS FOR EXTERNAL DEVICES
Symbol
Ratings
Unit
Symbol
Ratings
VR1
1-2
MΩ
C1
4.7
VR2
50
kΩ
C2
4.7
R1
100
kΩ
C3
0.1
R2
100
kΩ
-
-
SELECTION CONDITION FOR MELODY
Condition
#5
High
#6
High
High
Low
Low
High
Low
Low
Melody
*Test melody
*Ding – Dong
*Do – Mi – Sol – Do
*Do- Sol – Mi - Do
* Revision & Injection of Melody is possible according to customer’s request.
Unit
µF
µF
µF
-
3