4线串口实时时钟模块

The R2045 is a real-time clock module, built in CMOS real-time clock IC and crystal oscillator, connected to the CPU by four signal lines, CE, SCLK, SI, and SO, and configured to perform serial transmission of time and calendar data to the CPU. The oscillation frequency is adjusted to high precision • Built in crystal unit：32.768 kHz, The oscillation frequency is adjusted to high precision (0±5ppm: at 25°C)；\n• Supply Current：Typ. 0.48 µA (VDD=3V)；\n• Functions：Time counters (counting hours, minutes, and seconds) and calendar counters (counting years, months, days, and weeks) (in BCD format)；\n;

Nisshinbo

日清纺微电子

4-wire Serial Interface Real Time Clock Module

文件：636.99 Kbytes 页数：50 Pages

RICOH

理光

4-wire Serial Interface Real Time Clock Module

文件：636.99 Kbytes 页数：50 Pages

RICOH

理光

Real Time Clock IC

4-wire Serial Interface

Nisshinbo

日清纺微电子

包装：散装 类别：分立半导体产品 二极管 - 整流器 - 单 描述：STD RECTIFIER

MICROCHIP

微芯科技

Package：8-SOIC（0.173"，4.40mm 宽）裸露焊盘；包装：卷带（TR）剪切带（CT）Digi-Reel® 得捷定制卷带 类别：集成电路（IC） 实时时钟 描述：4-WIRE SERIAL INTERFACE REAL TIM

NISSHINBO

日清纺微电子