产品系列

电子罗盘

超小型封装

用于移动设备的三轴电子罗盘 符合I3C总线接口

 

AK09919C

符合I3C总线接口 FIFO16步

AK09919C是AKM前一代产品AK09918C的向上兼容版本。AK09919C保持了AK09918C的尺寸和引脚兼容性,同时增加了I3C总线接口和FIFO16步等新功能。

AK09919C封装是0.4毫米间距的WL-CSP。尺寸为0.76 x 0.76 x 0.5毫米,由4个引脚组成:2个引脚用于供电,2个引脚用于I3C/I2C通信。

超小型封装

面向智能手机的三轴电子罗盘

AK09918C

AK09918C在保持前一代产品AK09916C的高性能的同时,使用了我们有史以来最小封装 (0.76mm×0.76mm×0.5mm),仅是前一代产品AK09916C的面积的63%。

封装为4引脚WL-CSP (2个电源引脚和2个I2C通信引脚),引脚间距为0.4mm。

规格比较

Product Name AK09919C
3-axis electronic compass
AK09918C
3-axis electronic compass
AK09917D
3-axis electronic compass
AK09915C
3-axis electronic compass
  AK09919C AK09918C AK09917D AK09915D
Sensitivity [μT/LSB] 0.15 0.15 0.3* / 0.15 0.15
Output Data Resolution [bit] 16 16 16 16
Measurement Range [μT] ±4,900 ±4,900 ±4,900 ±4,900
Maximum ODR [Hz] 100 100 200* / 100 
200* / 100**
Current
Consumption
@10Hz ODR [mA]   0.1 0.1* / 0.15 0.1* / 0.19**
@100Hz ODR [mA] 1.1 1.1 0.6* / 1.1 0.9* / 1.8**
Power Supply
Voltage
Vdd [V] 1.65 to 1.95 1.65 to 1.95 1.65 to 1.95 1.7 to 3.6
Vid [V] N/A N/A N/A 1.65 to Vdd
Interface   I2C-bus / I3C-bus I2C-bus I2C-bus / I3C-bus I2C-bus / 4-wire SPI
FIFO [set of data] 16 - 32 32
Data Ready Pin DRDY:
CMOS output
  - - - Yes
ODDRDY:
open-drain output
  - - Yes -
Package Type   WL-CSP WL-CSP WL-CSP WL-CSP
Size [mm] 0.76 × 0.76 × 0.5 0.76 × 0.76 × 0.5 1.2 × 0.8 × 0.5 1.6 × 1.6 × 0.5
Number of pins   4 4 5 14
Notes       (*Low power drive) (*Low power drive)
(**Low noise drive)

Selection Table

Part Number
Part
Status
Sensitivity 
(TYP.)
[μT/LSB]
Analog Power 
Supply 
Voltage (MIN.)
[V]
Analog Power 
Supply 
Voltage (TYP.)
[V]
Analog Power 
Supply 
Voltage (MAX.)
[V]
Digital Interface 
Power Supply 
Voltage (MIN.) 
[V]
Current 
Consumption 
Power-down 
(TYP.)
[μA]
Current 
Consumption 
Measurement 
(TYP.)
[μA]
Control 
Interface
Operating
Temperature
[℃]
Device
Package
Number
of Pins
AK09915C
NRND
0.15
1.7

                                
3.6
1.65 to VDD
3
900 @ 100Hz
I²C / 4-wire SPI
-30 to 85
WLCSP
14
AK09917D
MP
0.15 / 0.30
1.65

                                
1.95

                                
1
1100 / 600 @100Hz
I²C / I3C
-30 to 85
WLCSP
5
AK09918C
MP
0.15
1.65
1.8
1.95

                                

                                
1100@100Hz
I²C
-30 to 85
WLCSP
4
AK09919C
MP
0.15
1.65
1.8
1.95

                                
1
1100 @100Hz
I3C/I²C
-30 to 85
WLCSP
4