
Source Ringer Controller, 4.5 to 5.5 V Supply, -40 to 85 degC, 28-pin SOIC (DW28), Green (RoHS & no Sb/Br)
Texas Instruments (TI)

Source Ringer Controller, 4.5 to 5.5 V Supply, 0 to 70 degC, 28-pin SOIC (DW28), Green (RoHS & no Sb/Br)
Texas Instruments (TI)