全新原装!库房现货!(数量详谈)
产品描述:带涓流充电的时钟芯片:
l real-time clock counts seconds, minutes, hours, date of the month, month, day of the week, and year with leap-year compensation valid up to 2100
l 31 x 8 ram for scratchpad data storage
l serial i/o for minimum pin count
l 2.0v to 5.5v full operation
l uses less than 300na at 2.0v
l single-byte or multiple-byte (burst mode) data transfer for read or write of clock or ram data
l 8-pin dip or optional 8-pin so for surface mount
l simple 3-wire interface
l ttl-compatible (vcc= 5v)
l optional industrial temperature range: -40°c to +85°c
l ds1202 compatible
l underwriters laboratory (ul) recognized