However, the differences between the OpAmp offset voltages may result in large current mismatch.Fuse array is utilized to adjust the DAC INL during the final test.

• 但这个方法容易受每个运算放大器间的输入点偏移影响，只要每个电流源被锁住的闸极电压间有微小的不同，将造成电流源之间的电流更大的差异。