M41T56C64MY6F

串行实时时钟与56字节的NVRAM + 64千位的（ 8192位x 8 ） EEPROM Serial Real Time Clock with 56 bytes of NVRAM+64 Kbit 8192 bit x 8 EEPROM

Real Time Clock RTC IC Clock/Calendar 56B, 8KB I²C, 2-Wire Serial 18-SOX, 18-SOIC with Crystal 7.5mm Width

得捷:
IC RTC CLK/CALENDAR I2C 18SOX

贸泽:
Real Time Clock Serial Real Time Clock

艾睿:
Real Time Clock Serial 8Kbyte Clock/Calendar 18-Pin SOIC T/R

Chip1Stop:
Real Time Clock Serial 8KByte 18-Pin SOIC T/R

Win Source:
Real Time Clock RTC IC Clock/Calendar 56B, 8KB I2C, 2-Wire Serial 18-SOX, 18-SOIC with Crystal 7.5mm Width