ADMC328 Datasheet (Analog Devices) - 28-Lead ROM-Based DSP Motor Controller with Current Sense

ADMC328, 28-Lead ROM-Based DSP Motor Controller with Current Sense

Supply Voltage (VDD) .

*0.3 V to +7.0 V Input Voltage .

*0.3 V to VDD + 0.3 V Output Voltage Swing .

*0.3 V to VDD + 0.3 V Operating Temperature Range (Ambient) ADMC328Y .

a 28-Lead ROM-Based DSP Motor Controller with Current Sense ADMC328 150 Hz Minimum Switching Frequency Double/Single Duty Cycle Update Mode Control Programmable PWM Pulsewidth Special Crossover Function for Brushless DC Motors Individual Enable and Disable for Each PWM Output High Frequency Chopping Mode for Transformer Coupled Gate Drives External PWMTRIP Pin Integrated ADC Subsystem Five Analog Inputs Plus One Dedicated ISENSE Input Acquisition Synchronized to PWM Switching Frequency Internal

ADMC328 Features

* 20 MIPS Fixed-Point DSP Core Single Cycle Instruction Execution (50 ns) ADSP-21xx Family Code Compatible Independent Computational Units ALU Multiplier/Accumulator Barrel Shifter Multifunction Instructions Single Cycle Context Switch Powerful Program Sequencer Zero Overhead Looping Conditional Instr