RTC62421 Datasheet - Epson Company

RTC62421 4-bit REAL TIME CLOCK MODULE

Bit name Writable. Recognized as 0 while in read mode. ∗ mark Read only (effective only when HOLD=1) BUSY Enter “0” only when clearing interruption. Enter “1” otherwise. IRQ FLAG Set able only when RESET=1 24H/12H For our company's testing. TEST should be “0” in normal use. TEST Note: Do not enter e.

Real time clock module 4-bit REAL TIME CLOCK MODULE RTC-62421/62423 Builtin crystal unit allows adjustment-free efficient operation. Low standby voltage and current consumption (1.8µA at 2V). Wide range of operating temperature (from -40˚C to +85˚C). 24H/12H changeable and leap year automatically adjustable (gregorian calendar). Similar mounting method (RTC-62423) to that used for universal type SMD IC. Pins and functions are compatibl.

RTC62421_EpsonCompany.pdf