DSPIC33AK64MC105-E/M7 - 200MHz DSC with FPU | Microchip
MPN: DSPIC33AK64MC105-E/M7 ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $6.5 | $6.50 |
| 10 | $5.85 | $58.50 |
| 100 | $5.2 | $520.00 |
| 500 | $4.68 | $2,340.00 |
| 1,000 | $4.16 | $4,160.00 |
Drop-in alternatives for DSPIC33AK64MC105-E/M7 — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33AK64MC105-I/M7
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33AK64MC105-H/M7
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33AK128MC105-E/M7
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33AK256MC506-E/M7
✅ Drop-In✓ In Stock
$5.6 / Unit
View Datasheet →DSPIC33CK64MC105-E/M7
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33AK64MC105-E/M7 Maximum Ratings & Electrical Characteristics
| Core | dsPIC33A 32-bit DSC |
| Maximum Clock Frequency | 200 MHz |
| Program Memory Size | 64 KB (64K x 8) |
| RAM Size | 16 KB |
| Data Bus Width | 32-bit |
| Floating Point Unit | 32/64-bit FPU |
| ADC Resolution | 12-bit |
| ADC Sampling Rate | 40 MSPS |
| Number of Op Amps | 2 (100 MHz bandwidth) |
| Number of Comparators | 2 |
| PWM Channels | MC-PWM (multiple channels) |
| Package | 48-VQFN (6x6 mm) |
| Operating Temperature Range | -40°C to +125°C |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
DSPIC33AK64MC105-E/M7 Pin Configuration
| Pin 1 | VDD — Digital power supply |
| Pin 2 | VSS — Digital ground |
| Pin 3 | AVDD — Analog power supply |
| Pin 4 | AVSS — Analog ground |
| Pin 5 | MCLR — Master clear (reset) input |
| Pin 6 | PGD — Programming data |
| Pin 7 | PGC — Programming clock |
| Pin 8 | AN0 — Analog input 0 |
| Pin 9 | AN1 — Analog input 1 |
| Pin 10 | PWM1H — PWM output 1 high |
| Pin 11 | PWM1L — PWM output 1 low |
| Pin 12 | PWM2H — PWM output 2 high |
Safe Operating Area (SOA) & Thermal Characteristics
No official SOA curve available for this digital IC. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.
Typical Applications
DSPIC33AK64MC105-E/M7 is suitable for 6 applications: Motor Control, Digital Power Conversion, Industrial Automation, Automotive Systems, Medical Devices, IoT and Smart Sensors.
Motor Control
The DSPIC33AK64MC105-E/M7 excels in motor control applications such as field-oriented control (FOC) of BLDC and PMSM motors. Its 200MHz core with FPU accelerates complex control algorithms, while the MC-PWM channels generate precise PWM signals. The 12-bit ADCs at 40MSPS sample phase currents with high resolution, and the integrated op amps condition current sensor signals. This combination enables efficient, low-latency control loops, improving motor efficiency and dynamic response. The extended temperature range makes it suitable for industrial and automotive environments.
Recommended
Digital Power Conversion
In digital power conversion, the DSPIC33AK64MC105-E/M7 is used for PFC, LLC, and buck converters. Its high-speed ADC (40MSPS) captures voltage and current waveforms accurately, while the FPU handles complex control algorithms like PID and state-space control. The MC-PWM modules generate high-frequency switching signals with dead-time control. The device's 200MHz performance ensures fast loop closure, improving transient response and efficiency. The integrated comparators provide overcurrent protection, and the op amps can be used for current sensing. This makes it ideal for server power supplies, EV chargers, and industrial power systems.
Recommended
Industrial Automation
The DSPIC33AK64MC105-E/M7 is well-suited for industrial automation, including PLCs, robotics, and process control. Its rich peripheral set includes multiple PWM channels, ADCs, op amps, and comparators, enabling direct interfacing to sensors and actuators. The 200MHz core with FPU handles complex control algorithms and communication protocols. The extended temperature range (-40°C to +125°C) ensures reliable operation in harsh factory environments. The device's deterministic execution and low interrupt latency make it ideal for real-time control tasks, such as motion control and machine vision synchronization.
Recommended
Automotive Systems
In automotive applications, the DSPIC33AK64MC105-E/M7 is used for engine control, transmission control, and advanced driver assistance systems (ADAS). Its high-performance core and FPU enable real-time processing of sensor data and control algorithms. The 12-bit ADCs and op amps interface with various sensors, while the PWM channels drive actuators. The extended temperature range and robust design meet automotive requirements. The device's low power consumption and small footprint make it suitable for space-constrained ECUs. It also supports functional safety features, aiding in ISO 26262 compliance.
Recommended
Medical Devices
The DSPIC33AK64MC105-E/M7 is used in medical devices such as patient monitors, infusion pumps, and diagnostic equipment. Its high-speed ADC and op amps enable precise analog signal acquisition, while the FPU processes biosignals like ECG and EEG. The device's low power consumption is critical for battery-powered portable devices. The extended temperature range ensures reliable operation in clinical environments. The integrated comparators can be used for threshold detection, and the PWM channels drive actuators or alarms. The small 48-VQFN package fits compact medical device designs.
Recommended
IoT and Smart Sensors
The DSPIC33AK64MC105-E/M7 can be used in IoT edge devices and smart sensors that require local signal processing. Its 200MHz core with FPU enables on-device analytics, reducing the need for cloud processing. The integrated op amps and ADCs interface with various sensors, while the PWM channels can drive actuators. The device's low power modes extend battery life in wireless sensor nodes. The small package and wide temperature range make it suitable for outdoor and industrial IoT deployments. Communication interfaces (UART, SPI, I2C) allow connectivity to wireless modules.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33AK64MC105-E/M7 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33AK64MC105-I/M7 | DSPIC33AK64MC105-H/M7 | DSPIC33AK128MC105-E/M7 | DSPIC33AK256MC506-E/M7 | DSPIC33CK64MC105-E/M7 |
|---|---|---|---|---|---|---|
| Package | 48-VQFN (6x6) | 48-VQFN (6x6) | 48-VQFN (6x6) | 48-VQFN (6x6) | 48-VQFN (6x6) | 48-VQFN (6x6) |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core Frequency | 200 MHz | 200 MHz | 200 MHz | 200 MHz | 200 MHz | 100 MHz |
| Flash Memory | 64 KB | 64 KB | 64 KB | 128 KB | 256 KB | 64 KB |
| RAM | 16 KB | 16 KB | 16 KB | 16 KB | 32 KB | 16 KB |
| FPU | 32/64-bit | 32/64-bit | 32/64-bit | 32/64-bit | 32/64-bit | Single precision |
| ADC Sampling Rate | 40 MSPS | 40 MSPS | 40 MSPS | 40 MSPS | 40 MSPS | 3.5 MSPS |
| Temperature Range | -40°C to +125°C | -40°C to +85°C | -40°C to +150°C | -40°C to +125°C | -40°C to +125°C | -40°C to +125°C |
Key Differentiators
- Higher core frequency with FPU (vs DSPIC33CK64MC105-E/M7)
- Extended temperature range (vs DSPIC33AK64MC105-I/M7)
- Higher ADC sampling rate (vs DSPIC33CK64MC105-E/M7)
Design Notes
Ensure adequate decoupling on all power supply pins (VDD, AVDD) with 100nF ceramic capacitors placed as close as possible to the pins. Additionally, use a 10uF bulk capacitor on the main supply. The VQFN package's exposed pad should be connected to ground for thermal and electrical performance.
For the 48-VQFN package, use a thermal pad on the PCB with multiple vias to the ground plane to enhance heat dissipation. Follow Microchip's layout guidelines for the dsPIC33A family, ensuring short traces for high-speed signals and proper grounding for analog and digital sections.
Avoid exceeding the absolute maximum ratings for supply voltage and I/O pins. Ensure the MCLR pin is properly pulled up and decoupled. When using the internal op amps, verify their input common-mode range and output swing to avoid saturation. Also, configure the ADC reference voltages correctly to match your sensor range.
Compliance Information
RoHS compliance is indicated by Microchip's standard compliance. AEC-Q100 qualification is not specified for this part; for automotive-grade, consider AEC-Q100 qualified variants if available.
