RTC4553中文资料ETC数据手册PDF规格书

SERIAL-INTERFACE REAL TIME CLOCK MODULE

• Builtin crystal unit allows adjustment-free efficient operation.

• The small package makes high-density mounting possible. (SOP 14-pin)

• Automatic calendar function (year, month, day, day of the week, hour, minute, second).

• Automatic leap year correction. (up to 2099)

• Builtin 30 x 4-bit S-RAM.

• High-speed access.

• Reference pulse output. (1024 Hz, 1/10 Hz)

• Low current consumption. (1 µA typical)

• Similar mounting method to that used for universal type SMD IC.