DISCONTINUED PRODUCT
Rev.
1.
3_00
REAL-TIME CLOCK
S-3530A
S-3530A is a
CMOS real-time clock IC supporting an I2CBUS, which is designed to transfer or set each data of a clock and calender as requested by a CPU.
It provides connection
with a CPU via two wires and has two systems of an interrupt/alarm features, allowing the alleviation of software treatment on the side of a host.
It also works on lower power with the oscillating circuit operated at a constant
voltage.
Features
• Low power consumption:
0.
7 µA typ.
(VDD=3.
0 V)
• Wide area of operating
voltage: 1.
7 to 5.
5 V
• BCD input/output of year, month, day, day of a week, hour, minute and second • CPU interface via two wires (I2C-BU...