An integrated circuit arrangement comprising: - a plurality of capacitive micromachined ultrasound transducer, CMUT, cells arranged in a hexagonal array, wherein said hexagonal array comprises a plurality of alternating even and odd columns (56, 56') of CMUT cells being parallel to a column direction (y), wherein the odd columns are arranged offset to the even columns by one-half of a dimension of a CMUT cell in said column direction (y), - an application-specific integrated circuit, ASIC, comprising a plurality of transmit-receive, TR, cells, wherein each CMUT cell is assigned and connected to a respective TR cell in a one-to-one correspondence, wherein the ASIC further comprises an offset regulator configured to provide different beamforming delays to even and odd columns (56, 56') of the hexagonal array of CMUT cells to account for the offset in the column direction (y), wherein the offset regulator comprises: a first hardware unit for controlling the beamforming delays of the TR cells of the even columns comprising a first set of busses connected to the TR cells of the even columns but unconnected to the TR cells of the odd columns, wherein the first set of busses is configured to provide the beamforming delays of the TR cells of the even columns; and a second hardware unit for controlling the beamforming delays of the TR cells of the odd columns comprising a second set of busses connected to the TR cells of the odd columns but unconnected to the TR cells of the even columns, wherein the second set of busses is configured to provide the beamforming delays of the TR cells of the odd columns, and wherein the beamforming delays provided by the first set of busses and the beamforming delays provided by the second set of busses at least differ in a time-constant delay function that depends on the offset between the even and odd columns (56, 56') in the column direction (y), thereby enabling further delays to be controlled as if the CMUT cells were realized as rectangular or quadratic cells in an evenly distributed array without offsets between the even and odd columns (56, 56'). - a plurality of capacitive micromachined ultrasound transducer, CMUT, cells arranged in a hexagonal array, wherein said hexagonal array comprises a plurality of alternating even and odd columns (56, 56') of CMUT cells being parallel to a column direction (y), wherein the odd columns are arranged offset to the even columns by one-half of a dimension of a CMUT cell in said column direction (y), - an application-specific integrated circuit, ASIC, comprising a plurality of transmit-receive, TR, cells, wherein each CMUT cell is assigned and connected to a respective TR cell in a one-to-one correspondence, wherein the ASIC further comprises an offset regulator configured to provide different beamforming delays to even and odd columns (56, 56') of the hexagonal array of CMUT cells to account for the offset in the column direction (y), wherein the offset regulator comprises: a first hardware unit for controlling the beamforming delays of the TR cells of the even columns comprising a first set of busses connected to the TR cells of the even columns but unconnected to the TR cells of the odd columns, wherein the first set of busses is configured to provide the beamforming delays of the TR cells of the even columns; and a second hardware unit for controlling the beamforming delays of the TR cells of the odd columns comprising a second set of busses connected to the TR cells of the odd columns but unconnected to the TR cells of the even columns, wherein the second set of busses is configured to provide the beamforming delays of the TR cells of the odd columns, and a first hardware unit for controlling the beamforming delays of the TR cells of the even columns comprising a first set of busses connected to the TR cells of the even columns but unconnected to the TR cells of the odd columns, wherein the first set of busses is configured to provide the beamforming delays of the TR cells of the even columns; and a second hardware unit for controlling the beamforming delays of the TR cells of the odd columns comprising a second set of busses connected to the TR cells of the odd columns but unconnected to the TR cells of the even columns, wherein the second set of busses is configured to provide the beamforming delays of the TR cells of the odd columns, and wherein the beamforming delays provided by the first set of busses and the beamforming delays provided by the second set of busses at least differ in a time-constant delay function that depends on the offset between the even and odd columns (56, 56') in the column direction (y), thereby enabling further delays to be controlled as if the CMUT cells were realized as rectangular or quadratic cells in an evenly distributed array without offsets between the even and odd columns (56, 56').