LINE INTERFACE, 3.3V E1/T1/J1, SMD; IC Interface Type:Parallel, Serial; Interface Applications:-; Supply Voltage Min:3.135V; Supply Voltage Max:3.465V; Interface Case Style:TQFP; No. of Pins:44; Operating Temperature Min:0°C; Operating Temperature Max:70°C; Packaging:Peel Pack; MSL:MSL 1 - Unlimit