Renesas推出32位单芯片微控制器V850E/IA1

The V850E/IA1 is a 32-bit single-chip microcontroller that uses the V850E1 CPU, a V850 microcontroller, and has on-chip ROM, RAM, bus interface, DMA controller, a variety of timers including a 3-phase sine wave PWM timer for a motor, various serial interfaces including FCAN, and peripheral facilities such as A/D converters

Selected Features:

Operating voltage: 4.5 to 5.5 V (Internal unit: 3.3 V, A/D converter: 5 V external pin: 5 V) Max. frequency: 50 MHz ROM capacities: 256 KB mask ROM and 256 KB flash memory RAM capacities: 10 KB Package: 144-pin plastic LQFP package Number of instructions: 80 Minimum instruction execution time: 20 ns (@ internal 50 MHz operation) General-purpose registers: 32 bits x 32 registers Instruction set (V850E1 CPU): Signed multiplication (32 bits x 32 bits -> 64 bits): 1 or 2 clocks Saturated operation instructions (with overflow/underflow detection function) 32-bit shift instruction: 1 clock Bit manipulation instructions Long/short format load/store instructions Signed load instructions Memory space: 256 MB linear address space (shared by program and data) Chip select output function: 8 spaces Memory block division function: 2, 4, or 8 MB/block Programmable wait function Idle state insertion function