A magnetic field sensor including a first plurality and a second plurality of magnetoresistive sensors, wherein each magnetoresistive sensor of the first plurality and the second plurality of magnetoresistive sensors comprises: an electrode; a reference layer adjacent to the electrode, wherein the reference layer includes a synthetic antiferromagnetic structure; a magnetic sense element; and an intermediate layer between the reference layer and the magnetic sense element; and one or more conductors configured to electrically couple the magnetoresistive sensors of the first plurality and the second plurality in various configurations.