DS1305+
Maxim Integrated
DS1388Z-5+
DS1306E+
DS1337C#
DS1374C-33#
DS1340C-33#
DS1338C-33#
DS1678S+
DS1306N+
ISL12020MIRZ-T7A
Intersil (Renesas Electronics America)
DS3231M+
M48T58Y-70MH1F
STMicroelectronics
DS12CR887-5+
DS12CR887-33+
DS1501YZN+
BQ3285S-SB2
Texas Instruments
DS1687-5IND+
M48T12-70PC1
M48T02-150PC1
M48T58-70PC1