V3021 Datasheet - ETC

V3021, Ultra Low Power 1-Bit 32 kHz RTC

R EM MICROELECTRONIC-MARIN SA V3021 Ultra Low Power 1-Bit 32 kHz RTC .
The V3021 is a low power CMOS real time clock.

Features

* n n n n n n n n n n n n n n Supply current typically 800 nA at 3 V 50 ns access time with 50 pF load capacitance Fully operational from 2.0 V to 5.5 V No busy states or danger of a clock update while accessing Serial communication on one line of a standard parallel data bus or over a conventional 3

Applications

* n n n n n n n n n n Utility meters Battery operated and portable equipment Consumer electronics White/brown goods Pay phones Cash registers Personal computers Programmable controller systems Data loggers Automotive electronics VDD V3021 WR RD I/O Fig. 2 1 R V3021 Absolute Maximum Ratings Para

V3021_ETC.pdf