P89V51RB2FA,529 NXP USA Inc.

Description: IC MCU 8BIT 16KB FLASH 44PLCC, Packaging: Tube, Package / Case: 44-LCC (J-Lead), Mounting Type: Surface Mount, Speed: 40MHz, Program Memory Size: 16KB (16K x 8), RAM Size: 1K x 8, Operating Temperature: -40°C ~ 85°C (TA), Oscillator Type: Internal, Program Memory Type: FLASH, Core Processor: 8051, Core Size: 8-Bit, Voltage - Supply (Vcc/Vdd): 4.5V ~ 5.5V, Connectivity: SPI, UART/USART, Peripherals: Brown-out Detect/Reset, POR, PWM, WDT, Supplier Device Package: 44-PLCC (16.59x16.59), Part Status: Obsolete, Number of I/O: 32, DigiKey Programmable: Not Verified.