M995B Datasheet, PDF (1/2 Pages) List of Unclassifed Manufacturers – 256 NOTES DUAL TONE

256 NOTES
DUAL TONE
雙音和弦 IC
TEL : [phone]
FAX : [phone]
MELODY
M995B
._.
..
..
..
..
FEATURES 功能敘述
• 256 notes dual tone.
VDD
• PS : Sequence input.
NON
• K1, K2, K3 : Song select.
KN
APPLICATION 產品應用
• Melody Toys, Musical instrument.
ELECTRICAL CHARACTERISTICS 電氣規格
Characteristics
工作電壓 Operating Voltage
工作電流 Operating Current
靜態電流 Quiescent Current
推動電流 BZ Driving Current
振盪頻率 Oscillator Frequency
Sym. Min. Typ.
V_DD
―
3
I_OP
―
—
I_SB
―
1
I_O
1
―
F_OSC
― 100
―
80
工作溫度 Operating Temperature
Temp.
0
25
APPLICATION DIAGRAM 參考電路圖
PS
BZ
Max.
3.5
10
5
―
―
―
60
KN TUNE
K1 TUNE
KN TUNE
K2 TUNE
( @V_DD=3V unless otherwise specified )
Unit
REMARKS
V
mA No load
μA
mA @ V_DS=1V
KHz External±30%, Rosc=300KΩ
KHz -DB、-DB2, Rosc=360KΩ
℃
M995BP
Y
1
14
K3
Rosc
Y
K3
X
K2
Rosc
X
VDD
K2
M995B
2.1 x 1.9mm²
VDD
K1
K1
底=VDD
BZ
Rb
PS
PS
BZ
Rb
VSS
BB
VSS
VDD
7
8
BB
VDD
*All specs and applications shown above subject to change without prior notice.
( 以㆖電路及規格僅供參考,本公司得逕行修正 )
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2001-09-05