245°C ピン配置 LTM2883-I TOP VIEW 12345678 DO2 DNC SCL SDA DI1 GND ON VL A B C DO1 GND VCC D E F G H J I1 K GND2 AVCC2 AV– AV+ L I2 DNC SCL2 SDA2 O1 VCC2 V– V+ BGA PACKAGE 32-PIN (15mm × 11.25mm × 3.42mm) TJMAX