规格比较

电子罗盘

Product Name AK09919C
3-axis electronic compass
AK09918C
3-axis electronic compass
AK09917D
3-axis electronic compass
AK09915C/D
3-axis electronic compass
    AK09918C AK09917D AK09915D
Sensitivity [μT/LSB] 0.15 0.15 0.3* / 0.15 0.15
Output Data Resolution [bit]   16 16 16
Measurement Range [μT]   ±4,900 ±4,900 ±4,900
Maximum ODR [Hz]   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 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 1.65 to Vdd
Interface   I2C-bus / I3C-bus I2C-bus I2C-bus / I3C-bus I2C-bus / 4-wire SPI
FIFO [set of data] - - 32 32
Data ready pin DRDY:
CMOS output
  - - - Yes (AK09915C)
ODDRDY:
open-drain output
  - - Yes Yes (AK09915D)
Package Type   WL-CSP WL-CSP WL-CSP WL-CSP
Size [mm]   0.76 x 0.76 x 0.5 1.2 x 0.8 x 0.5 1.6 x 1.6 x 0.5
Number of pins   4 4 5 14
Notes       (*Low power drive) (*Low power drive)
(**Low noise drive)