NXP Semiconductors DSP56F807PY80E

Overview

DSP56F807PY80E from NXP (formerly Freescale) is a 16-bit Digital Signal Controller (DSC) integrating DSP and MCU functionality in a unified C-efficient architecture. It delivers up to 40 MIPS at 80 MHz core frequency, features dual 6-channel PWM modules with fault protection and dead-time control, four 12-bit ADCs, two quadrature decoders, CAN 2.0B interface, and 60 KB on-chip Program Flash - optimized for real-time motor control in brushless DC and induction motor drives.

For engineers reviewing the DSP56F807PY80E datasheet, DSP56F807PY80E pinout, DSP56F807PY80E application, or DSP56F807PY80E equivalent, key selection criteria include PWM channel count and synchronization capability, ADC resolution and simultaneous sampling support, quadrature decoder latency, CAN bus timing compliance, and external memory interface timing for motion control firmware expansion.

Technical Context

The DSP56F807PY80E implements the 56800E core with dual-Harvard architecture enabling up to six parallel operations per instruction cycle. Its 16 × 16-bit MAC executes in one cycle with two 36-bit accumulators, supporting hardware DO/REP loops and 14 addressing modes for compact, deterministic control code.

Peripheral integration centers on real-time motion control: two independent PWM modules each provide six outputs with complementary pairs, three current-sense inputs, four fault inputs, and programmable dead time; ADCs are synchronized to PWM reference outputs for precise current/voltage sampling; quadrature decoders capture all four phase transitions with integrated watchdog timeout for shaft stall detection.

Key Specifications

Pinout & Package

Package: 160-pin LQFP (PY suffix), 20 mm × 20 mm, 0.5 mm pitch, RoHS-compliant.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar digital signal controller applications.

Compared with MPC5604B and TMS320F28035, the DSP56F807PY80E provides superior encoder integration and deterministic 16-bit PWM timing at lower BOM cost, while trading off ASIL compliance and absolute timer resolution for tighter real-time motor control loop latency.

Availability

DSP56F807PY80E is available at Aetrix Electronics and suitable for brushless DC motor drives, industrial AC induction drives, automotive engine management subsystems, and smart appliance motor control requiring stable component supply across extended production lifecycles.

Supply support for DSP56F807PY80E includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

NXP Semiconductors is a global semiconductor company specializing in secure connectivity solutions for automotive, industrial, and IoT applications.

The DSP56F807PY80E belongs to NXP's legacy 56800E DSC product line, designed specifically for cost-sensitive, high-reliability motion control applications demanding tight integration of PWM, ADC, quadrature decoding, and CAN in a single chip.

FAQ

What is the maximum operating frequency of the DSP56F807PY80E core?

The DSP56F807PY80E core operates at a maximum frequency of 80 MHz, delivering up to 40 million instructions per second (MIPS). This frequency is generated internally via the on-chip PLL using an 8 MHz external crystal connected to XTAL/EXTAL pins. The DSP56F807PY80E achieves deterministic real-time performance essential for sub-microsecond PWM dead-time control and fast current-loop closure in motor drives.

Does the DSP56F807PY80E support simultaneous sampling across all four ADC modules?

Yes, the DSP56F807PY80E supports four simultaneous 12-bit analog-to-digital conversions using its ADCA and ADCB modules with quad 4-pin multiplexed inputs. This capability is hardware-synchronized to PWM reference outputs, enabling precise current and voltage sampling aligned to switching edges - a critical feature for field-oriented control algorithms implemented on the DSP56F807PY80E.

How many independent PWM channels does the DSP56F807PY80E provide, and what fault protection is built-in?

The DSP56F807PY80E provides 12 independent PWM outputs (6 × PWMA + 6 × PWMB) with complementary pair support, programmable dead time, and cycle-by-cycle fault disable. Each PWM group has four dedicated Schmitt-trigger fault inputs (FAULTA0–FAULTA3, FAULTB0–FAULTB3) that can disable individual outputs within 2 µs of fault detection - a core safety mechanism implemented directly in hardware on the DSP56F807PY80E.

Can the DSP56F807PY80E interface directly with standard CAN transceivers?

Yes, the DSP56F807PY80E integrates a CAN 2.0B-compliant controller (MSCAN module) with open-drain TX and Schmitt-trigger RX pins. It interfaces directly with industry-standard ISO 11898-2 compliant CAN transceivers (e.g., TJA1042, SN65HVD230) using external pull-up resistors on MSCAN_TX and internal pull-up on MSCAN_RX - enabling robust automotive and industrial network communication without additional level-shifting circuitry on the DSP56F807PY80E.

What package type and pin count does the DSP56F807PY80E use?

The DSP56F807PY80E uses a 160-pin LQFP (Low-Profile Quad Flat Package) with 20 mm × 20 mm body size and 0.5 mm lead pitch. This RoHS-compliant package provides full access to all peripherals including dual PWM banks, four ADC ports, two quadrature decoder interfaces, CAN, SCI, SPI, JTAG, and external memory bus signals - making it suitable for high-density motor control PCB layouts where thermal and routing constraints demand fine-pitch surface-mount packaging on the DSP56F807PY80E.