Clock/Timing - IC Batteries

Photo Part Number Manufacturers Brief Description Part Parameters Datasheet
BQ48SH-28X6NSH Texas Instruments IC SNAPHAT W/BATT AND CRYSTAL BQ48SH-28X6NSH Parameters BQ48SH-28X6NSH.pdf
M4T32-BR12SH6 STMicroelectronics SNAPHAT BATT/CRYSTAL FOR SOIC M4T32-BR12SH6 Parameters M4T32-BR12SH6.pdf
M4T32-BR12SH1 STMicroelectronics SNAPHAT BATT/CRYSTAL FOR SOIC M4T32-BR12SH1 Parameters M4T32-BR12SH1.pdf
M4T28-BR12SH1 STMicroelectronics SNAPHAT BATT/CRYSTAL FOR SOIC M4T28-BR12SH1 Parameters M4T28-BR12SH1.pdf