Manufacture :NXP SEMICONDUCTORS
40,RAM Size
External,Oscillator Type
3 parts found
Part Numbers Manufacturer Name Datasheet Core Processor Core Size Speed Connectivity RAM Size Number of I/O Program Memory Size Program Memory Type EEPROM Size Voltage - Supply (Vcc/Vdd) Data Converters Oscillator Type Operating Temperature Package / Case
P80C557E4EFB/01,51 NXP SEMICONDUCTORS
8051 8-Bit 16MHz EBI/EMI, I²C, UART/USART 40 - ROMless - 1K x 8 4.5 V ~ 5.5 V A/D 8x10b External -40°C ~ 85°C 80-BQFP
P80C557E4EFB/01,55 NXP SEMICONDUCTORS
8051 8-Bit 16MHz EBI/EMI, I²C, UART/USART 40 - ROMless - 1K x 8 4.5 V ~ 5.5 V A/D 8x10b External -40°C ~ 85°C 80-BQFP
P87C557E8EFB/01,55 NXP SEMICONDUCTORS
8051 8-Bit 16MHz EBI/EMI, I²C, UART/USART 40 64KB (64K x 8) OTP - 2K x 8 4.5 V ~ 5.5 V A/D 8x10b External -40°C ~ 85°C 80-BQFP