ETC VM15FM

MINI-PIANO WITH MELODY 迷你音樂鋼琴芯片
VM15FM
----------------------------------------------------------------------------------------------------------------------------------1.0
FEATURES
特點
On chip Pre-amp for envelop
芯片內有包絡音的前置放大器
Wide operating voltage range (2 – 4.5V)
工作電壓(2 – 4.5V)
Low standby power dissipation
靜態功耗低
Direct piezo-buzzer drive
直接驅動壓電蜂鳴片
On chip RC oscillator
芯片上置有 RC 振盪器
15-key directly input
15 鍵直接輸入
Up to 32 programmable notes for song mode
樂曲模式有多達 32 個可編程式音符
2.0 ELECTRICAL CHARACTERISTICS 電特性
Ta = 25o C, VDD = 3V, Fosc = 32,768Hz (unless otherwise specified 特別註明除外)
LIMITS
PARAMETER
UNIT
MIN
TYP
MAX
Operating Voltage 工作電壓
2
3
4.5
V
Operating Current 工作電流
-
3
-
mA
Buzzer Output Current 蜂鳴片輸出電流
1
-
-
mA
VDD-0.
5
VDD
VDD
V
-
1
5
µA
Key Input Voltage 鍵盤輸入電壓
Quiescent Current 靜態電流
3.0 APPLICATION INFORMATION 應用資料
The IC substrate should be connected to VDD. 芯片襯底請接VDD。