ST7540TR
Interface
STMicroelectronicsBrandedST7540TRIntegrated circuit electronic chips use2500Encapsulated, with a working temperature range of-40°C ~ 85°C,The voltage is5V ~ 9V,use28-SOIC（0.173"，4.40mm 宽）裸露焊盘Packaging technology，nowST7540TRChip inventory is17443individual。
---
