M41T56C64MY6E
Manufacturers：
ST
Description：
IC RTC CLK/CALENDAR I2C 18-SOIC
M41T56C64MY6F
Manufacturers：
ST
Description：
IC RTC CLK/CALENDAR I2C 18-SOIC
M41T56MH6E
Manufacturers：
ST
Description：
IC RTC CLK/CALENDAR I2C 28-SOIC
M41T56MH6F
Manufacturers：
ST
Description：
IC RTC CLK/CALENDAR I2C 28-SOIC