Model:PIC32MX254F128DT-I/PT BRAND:Microchip description:IC MCU 32BIT 128KB FLASH 44TQFP pack:tape(TR),Shear zone(CT),Digi-Reel? SERIES:PIC? XLP? 32MX status:in stock Core processor:MIPS32? M4K? Core specifications:32-位 Speed:72MHz Peripherals:Undervoltage detection/reset,DMA,HLVD,I2S,POR,PWM,WDT I/O number:34 Program storage capacity:128KB(128K x 8) Program memory type:Flash memory EEPROM capacity:- RAM size:32K x 8 Voltage - powered by:2.5V ~ 3.6V Data converter:A/D 13x10b Oscillator type:bosom Operating temperature:-40°C ~ 85°C(TA) Type of installation:Surface mount type Encapsulation/Shell:44-TQFP Supplier device packaging:44-TQFP(10x10)