仕様比較

電子コンパス

Product Name			AK09918C 3-axis electronic compass	AK09917D 3-axis electronic compass	AK09915C/D 3-axis electronic compass

Sensitivity		[μT/LSB]	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**
Current Consumption	@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	1.7 to 3.6
Power Supply Voltage	Vid	[V]	N/A	N/A	1.65 to Vdd
Interface			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)
Data ready pin	ODDRDY: open-drain output		-	Yes	Yes (AK09915D)
Package	Type		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	5	14
Notes				(*Low power drive)	(Low power drive) (*Low noise drive)