Overview
The ADMC401BSTZ is a single-chip, DSP-based high-performance motor controller produced by Analog Devices Inc. This controller is designed for the control of various types of motors, including AC induction motors (ACIM), permanent magnet synchronous motors (PMSM), brushless DC motors (BDCM), and switched reluctance (SR) motors. It is particularly suited for industrial applications requiring fast and precise motor control.
Key Specifications
| Specification | Value |
|---|---|
| DSP Core | ADSP-2171, 26 MIPS, fixed-point |
| Instruction Execution | Single cycle, 38.5 ns |
| Operating Voltage | 5.0 V ± 5% |
| Temperature Range | –40°C to +85°C |
| Package | 144-Lead LQFP |
| Internal Program Memory | 2K × 24-bit RAM, 2K × 24-bit ROM |
| Internal Data Memory | 1K × 16-bit RAM |
| Supply Current (Idle) | 10 µA @ VDD = max |
| Supply Current (Dynamic) | 40 mA @ VDD = max (digital), 60 mA @ AVDD = max (analog) |
Key Features
- 26 MIPS fixed-point DSP core with single cycle instruction execution
- Complete set of motor control peripherals
- Three computational units: ALU, multiplier/accumulator (MAC), and barrel shifter
- Two flexible double-buffered, bidirectional synchronous serial ports
- Programmable 16-bit interval timer with prescaler and 16-bit watchdog timer
- Internal power-on reset and system programmable peripherals
- Boot load protocols via SPORT1 and UART boot loader with autobaud
- Debugger interface via SPORT1 and UART interface with autobaud
Applications
The ADMC401BSTZ is designed for high-performance control of various motor types in industrial applications. These include:
- AC induction motors (ACIM)
- Permanent magnet synchronous motors (PMSM)
- Brushless DC motors (BDCM)
- Switched reluctance (SR) motors
It is particularly useful in applications requiring precise and fast motor control, such as industrial automation, robotics, and power tools.
Q & A
- What is the DSP core used in the ADMC401BSTZ?
The ADMC401BSTZ uses the ADSP-2171 fixed-point DSP core. - What is the operating voltage of the ADMC401BSTZ?
The operating voltage is 5.0 V ± 5%. - What is the temperature range of the ADMC401BSTZ?
The temperature range is –40°C to +85°C. - What type of package does the ADMC401BSTZ come in?
The ADMC401BSTZ comes in a 144-Lead LQFP package. - What are the internal memory specifications of the ADMC401BSTZ?
The ADMC401BSTZ has 2K × 24-bit internal program memory RAM, 2K × 24-bit internal program memory ROM, and 1K × 16-bit internal data memory RAM. - Does the ADMC401BSTZ support boot loading?
Yes, the ADMC401BSTZ supports boot loading through the serial port from a serial E2PROM, UART connection, or synchronous serial interface. - What types of motors can the ADMC401BSTZ control?
The ADMC401BSTZ can control AC induction motors (ACIM), permanent magnet synchronous motors (PMSM), brushless DC motors (BDCM), and switched reluctance (SR) motors. - Does the ADMC401BSTZ have a debugger interface?
Yes, the ADMC401BSTZ has a debugger interface via SPORT1 and UART interface with autobaud. - What are the key peripherals included in the ADMC401BSTZ?
The ADMC401BSTZ includes a complete set of motor control peripherals, two flexible double-buffered synchronous serial ports, a programmable 16-bit interval timer, and a 16-bit watchdog timer. - Is the ADMC401BSTZ RoHS compliant?
Yes, the ADMC401BSTZ is RoHS compliant and lead-free.
