ADMC201

a FEATURES Analog Input Block 11-Bit Resolution Analog-to-Digital (A/D) Converter 7 Single-Ended (SE) Analog Inputs 4 Simultaneously Sampled Analog Inputs Expansion with 4 Multiplexed Inputs 3.2 ␮s Conversion Time/Channel 0 V–5 V Analog Input Range Internal 2.5 V Reference PWM Synchronized Sampling Capability 12-Bit PWM Timer Block Three-Phase Center-Based PWM 1.5 kHz–25 kHz PWM Switching Frequency Range Programmable Deadtime Programmable Pulse Deletion PWM Synchronized Output External PWM Shutdown Vector Transformation Block 12-Bit Vector Transformations Forward and Reverse Clarke Transformations Forward and Reverse Park Rotations 2.9 ␮s Transformation Time Programmable Digital I/O Port 6-Bit Configurable Digital I/O Change of State Interrupt Support DSP & Microcontroller Interface 12 Bit Memory Mapped Registers Twos Complement Data Format 6.25 MHz to 25 MHz Operating Clock Range 68-Pin PLCC Package Single 5 V DC Power Supply Industrial Temperature Range GENERAL DESCRIPTION RESET WR A0–3 RD CS IRQ CLK REFOUT REFIN CONVST U V W AUX AUX0 AUX1 AUX2 AUX3 PWMSYNC A AP B BP C CP STOP Motion Coprocessor ADMC201 FUNCTIONAL BLOCK DIAGRAM D0–D11 EMBEDDED CONTROL SEQUENCER DATABUS CONTROL BUS INTERNAL REFERENCE CONTROL REGISTERS 11-BIT A/D CONVERTER VECTOR TRANSFORMATION BLOCK MULTIPLEXER EXPANSION BLOCK PROG. DIGITAL I/O PORT 12-BIT PWM TIMER BLOCK PIO 0–5 Flexible Analog Channel Sequencing The ADMC201 supports acquisition of 2, 3, or 4 channels per group. Converted channel res...