Rotary magnetic encoder ICs

The OnAxis™ encoder IC range provides absolute and incremental outputs including SSI, Parallel, Incremental, Sin/Cos and Linear Voltage. A range of both Binary and Decimal resolutions are available from 7 to 13 bit (128 to 8192 counts per revolution).

Product	Features	Resolution	Outputs	Package	More
8 bit (256 counts per rev) encoder IC range
AM256	8 bit rotary magnetic encoder chip, (5 V)	7, 8 bit absolute, 128, 256 cpr incremental	incremental, parallel, serial SSI, analogue sinusoidal	SSOP28	info sample
AM256L	8 bit rotary magnetic encoder chip, low current, (3.3 V) (Has been replaced by the AM4096)	7, 8 bit absolute, 128, 256 cpr incremental	incremental, parallel, serial SSI, analogue sinusoidal	SSOP28	info
AM256Q	Ultracompact 8 bit rotary magnetic encoder chip, (5 V)	7, 8 bit absolute, 128, 256 cpr incremental	incremental, serial SSI, analogue sinusoidal	QFN28	info sample
AM256R2D	Dual 8 bit rotary magnetic encoder chip, (5 V)	8 bit absolute, 256 cpr incremental	incremental, serial SSI	LQFP44	info
9 bit (512 counts per rev) encoder IC range
AM512B	9 bit rotary magnetic encoder chip, (5 V)	9 bit absolute, 512 cpr incremental	incremental, parallel, serial SSI, analogue sinusoidal	LQFP44	info sample
12 bit (4096 counts per rev) encoder IC range
AM4096	12 bit rotary magnetic encoder chip (3 V or 5 V), programmable zero position	Up to 12 bit absolute, 4096 cpr incremental	incremental, serial SSI, linear voltage, UVW, Tacho, analogue sinusoidal	SSOP28	info sample
13 bit (8192 counts per rev) encoder IC range
AM8192B	13 bit rotary magnetic encoder chip, (5 V) 1.9 mm ride height (Replaces the AM8192)	Up to 13 bit absolute, 8192 cpr incremental	incremental, serial SSI	LQFP44	info sample
AM8192B1	13 bit rotary magnetic encoder chip, (5 V) Low ride height (0.5 mm) resulting in good signal-to-noise ratio and minimal position delay	Up to 13 bit absolute, 8192 cpr incremental	incremental, serial SSI	LQFP44	info sample