DS2180AQN+,IC TRANSCEIVER T1 IND 44-PLCC
DS2180AQN+T&R,IC TELECOM INTERFACE 44PLCC
DS2180AQN+T&R,IC TRANSCEIVER T1 44-PLCC
DS2181A,IC TXRX CEPT PRIMARY RATE 40-DIP
DS2181A+,IC TXRX CEPT PRIMARY RATE 40-DIP
DS2181AN,IC TXRX CEPT PRIM RATE IND 40DIP
DS2181AQ,IC TXRX CEPT PRIMARY RATE 44PLCC
DS2181AQ/T&R,IC TRANSCEIVER FULL 1/1 44PLCC