Description: The BT121KPJ-80 is a 44-pin PLCC (Plastic Leaded Chip Carrier) integrated circuit manufactured by ROHM Semiconductor.Features: Operating voltage range of 4.5V to 5.5V Low power consumption High speed operation High noise immunity Low EMI High reliabilityApplications: The BT121KPJ-80 is commonly used in automotive applications such as powertrain control, engine control, and body control. It is also used in consumer electronics, industrial, and medical applications.(For reference only)
https://www.utsource.net/itm/p/771246.html

BT121KPJ-80
