A neuromorphic apparatus configured to process a multi-bit neuromorphic operation, wherein the multi-bit neuromorphic operation is a multi-bit multiplication, the neuromorphic apparatus comprising: a single axon circuit configured to receive, as a first input, an i-th bit of an n-bit axon; a single synaptic circuit configured to store, as a second input, a j-th bit of an m-bit synaptic weight and output a synaptic operation value between the first input and the second input, wherein the output synaptic operation value corresponds to a result of a multiplication operation of the first and second inputs; a single neuron circuit configured to obtain each bit value of a multi-bit neuromorphic operation result between the n-bit axon and the m-bit synaptic weight, based on the output synaptic operation value, wherein the single neuron circuit comprises a single adder configured to perform an addition operation using synaptic operation values output from the single neuron circuit for the different time periods, and wherein the adder is configured to receive an input carry value and is configured to output an output carry value; and a controller configured to respectively determine the i-th bit and the j-th bit to be sequentially assigned for each time period of different time periods to the single axon circuit and the single synaptic circuit, to obtain the multi-bit neuromorphic operation result in the order starting from a lower bit value to an upper bit value, wherein n and m are each a natural number, i is a natural number between 1 and n, and j is a natural number between 1 and m, wherein the controller is further configured to determine the first input and the second input that are to be assigned at each time period such that bits indicating the multi-bit neuromorphic operation result are sequentially obtained by the single neuron circuit in the order starting from a value of a least significant bit, LSB, to a value of a most significant bit, MSB, and characterized in that the adder is configured to receive, as the input carry value, an output carry value corresponding to a synaptic operation from a previous time period of the different time periods. a single axon circuit configured to receive, as a first input, an i-th bit of an n-bit axon; a single synaptic circuit configured to store, as a second input, a j-th bit of an m-bit synaptic weight and output a synaptic operation value between the first input and the second input, wherein the output synaptic operation value corresponds to a result of a multiplication operation of the first and second inputs; a single neuron circuit configured to obtain each bit value of a multi-bit neuromorphic operation result between the n-bit axon and the m-bit synaptic weight, based on the output synaptic operation value, wherein the single neuron circuit comprises a single adder configured to perform an addition operation using synaptic operation values output from the single neuron circuit for the different time periods, and wherein the adder is configured to receive an input carry value and is configured to output an output carry value; and a controller configured to respectively determine the i-th bit and the j-th bit to be sequentially assigned for each time period of different time periods to the single axon circuit and the single synaptic circuit, to obtain the multi-bit neuromorphic operation result in the order starting from a lower bit value to an upper bit value, wherein n and m are each a natural number, i is a natural number between 1 and n, and j is a natural number between 1 and m, wherein the controller is further configured to determine the first input and the second input that are to be assigned at each time period such that bits indicating the multi-bit neuromorphic operation result are sequentially obtained by the single neuron circuit in the order starting from a value of a least significant bit, LSB, to a value of a most significant bit, MSB, and characterized in that the adder is configured to receive, as the input carry value, an output carry value corresponding to a synaptic operation from a previous time period of the different time periods.