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AK7846 PDF预览

AK7846

更新时间: 2024-01-08 11:28:33
品牌 Logo 应用领域
AKM 消费电路商用集成电路音频放大器视频放大器
页数 文件大小 规格书
16页 428K
描述
Stereo Audio Class-D Amp with Power Booster for Piezo Speakers

AK7846 技术参数

生命周期:Obsolete零件包装代码:BGA
包装说明:3 X 3 MM, 0.50 MM PITCH, WLCSP-31针数:31
Reach Compliance Code:unknownECCN代码:EAR99
HTS代码:8542.33.00.01风险等级:5.84
Is Samacsys:N标称带宽:20 kHz
商用集成电路类型:AUDIO AMPLIFIERJESD-30 代码:S-PBGA-B31
JESD-609代码:e1长度:2.96 mm
信道数量:2功能数量:1
端子数量:31最高工作温度:85 °C
最低工作温度:-30 °C封装主体材料:PLASTIC/EPOXY
封装代码:VFBGA封装等效代码:BGA31,6X6,20
封装形状:SQUARE封装形式:GRID ARRAY, VERY THIN PROFILE, FINE PITCH
电源:2.8,13 V认证状态:Not Qualified
座面最大高度:0.92 mm子类别:Audio/Video Amplifiers
最大供电电压 (Vsup):4.5 V最小供电电压 (Vsup):2.7 V
表面贴装:YES温度等级:OTHER
端子面层:TIN SILVER COPPER端子形式:BALL
端子节距:0.5 mm端子位置:BOTTOM
宽度:2.96 mmBase Number Matches:1

AK7846 数据手册

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AKEMDAKEMD CONFIDENTIAL  
[AK7846]  
Pin / FUNCTION  
No. Pin Name  
A1 NC  
A2 VCOIL  
A3 PG2  
I/O  
I
Function  
No Connection pin. Connect to ground.  
Inductor pin for Boost DCDC.  
Pre Gain setting pin2 (available when I2CEN=”L”)  
Phase compensation capacitor connection pin for Boost DCDC.  
Connect a 0.1µF capacitor between VC pin and ground.  
Right channel Class D amp plus output (+)  
No Connection pin. Connect to ground.  
<Index>  
Power Booster ground pinVSS3=0V  
Internal analog circuit ground pinVSS4=0V  
Right channel Class D amp ground pinVSS2=0V  
Right channel Class D amp minus output (-)  
Right channel Class D amp power supplyVDD2=13V(typ.)  
Pre Gain setting pin0  
A4 ERRO  
A5 VCRP  
A6 NC  
O
B1  
B2 VSS3  
B3 VSS4  
B4 VSS2  
B5 VCRN  
B6 VDD2  
C1 PG0  
I
O
I
C2 PG1  
I
Pre Gain setting pin1  
C3  
C4  
C5 NC  
No Connection pin. Connect to ground.  
Boosted voltege feedback pin.  
Digital interface powerDVDDI=1.65V4.5V  
SCF cutoff frequency setting pin1  
C6 VFB  
D1 DVDDI  
D2 FC1  
I
D3  
D4  
D5 NC  
D6 NC  
No Connection pin. Connect to ground.  
No Connection pin. Connect to ground.  
Power down contorolschmitt trigger input  
“High”poewer up”Low”power down  
SCF cutoff frequency setting pin2  
Battery voltage inputVBAT=2.7V4.5V  
Left channel Class D amp ground pinVSS1=0V  
Left channel Class D amp minus output (-)  
Left channel Class D amp power supplyVDD1=13V(typ.)  
No Connection pin. Connect to ground.  
E1 PDN  
I
E2 FC0  
E3 VBAT  
E4 VSS1  
E5 VCLN  
E6 VDD1  
F1 NC  
I
O
F2 VC  
Voltage reference output. Connect a 0.01µF capacitor between VC pin and ground.  
Right channel analog signal input  
Left channel analog signal input  
Left channel Class D amp plus output (+)  
F3 INR  
F4 INL  
F5 VCLP  
F6 NC  
I
I
O
No Connection pin. Connect to ground.  
Note 1. Digital input pins (PDN, PG2, PG1, PG0, FC1, FC0) must not be open.  
„ Unused Pins  
Unused pins should be configured as below.  
Category  
NoConnection  
Pin Name  
NC  
Configuration  
VSS  
Rev.04.9  
– 4 –  
2008/03  

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