Part Datasheet Review

2:43

Thought for 11 sec

Read dsPIC33CK256MP205-I/M4 datasheet for part number manufacturer package pin cou.

Read dsPIC33CK256MP205-I/M4 datasheet for complete pin table for dsPIC33CK256MP205.

Read dsPIC33CK256MP205-I/M4 datasheet for UQFN 28 package footprint dimensions the.

Read BOM.

Read schematic.

Read layout.

Read "For dsPIC33CK256MP205-I/M4, extract the exact part number, manufacturer, package code/case, pin count, description, Flash, RAM, CPU speed, operating voltage range, operating temperature range, and package dimensions." in microchip.com.

Read "Extract the complete pin table for dsPIC33CK256MP205-I/M4 in the M4 package, including pin numbers, pin names, and descriptions/functions. Include any exposed/thermal pad pins if listed." in microchip.com.

Read "Extract package and recommended footprint/land pattern details for dsPIC33CK256MP205-I/M4 M4 package: package name, pin count, body size, pitch, exposed pad/thermal pad details, pad numbering." in microchip.com.

Read microchip.com.

I reviewed the part against the Microchip datasheet already set on the project; no Datasheet URL update was needed. Main findings: pins 1–48 match the datasheet, but the project has extra terminals 49–53 likely representing exposed/corner pads, all terminal Pin Type values are still Unspecified, and package/voltage/temperature properties are missing. Full analysis is in the Part Datasheet Review — dsPIC33CK256MP205-I/M4 project file.

Created project doc "Part Datasheet Review — dsPIC33CK256MP205-I/M4"

adrian95

Looking at the datasheet of this component, can you group together pins by their functions? for example for Power, VDD, VSS for gnd etc NOTE: If you group them, can you not add the same pin if you already added them in a group? You should know which pin function is common for its function

flux

2:19

Read 9 knowledge entries.

Thought for 9 sec

Read DSPIC33CK256MP205-I/M4 datasheet for 48-UQFN pin allocation table pin number .

Read DSPIC33CK256MP205-I/M4 datasheet for pin numbers and names for all power grou.

Read DSPIC33CK256MP205-I/M4 datasheet for pin numbers and names for clock reset pr.

Read DSPIC33CK256MP205-I/M4 datasheet for pin numbers and names for GPIO ports RA .

Read schematic.

Read "48-UQFN pin allocation table for dsPIC33CK256MP205: list each pin number, pin name, and primary function including pins 1-53/exposed pads" in microchip.com.

Read "Pin numbers and names for all power and ground pins for dsPIC33CK256MP205 48-UQFN: VDD, VSS, AVDD, AVSS, exposed pad" in microchip.com.

Read "Pin descriptions and functions for dsPIC33CK256MP205 48-UQFN pins RA0 RA1 RA2 RA3 RA4 RB0 RB1 RB2 RB3 RB4 RB5 RB6 RB7 RB8 RB9 RB10 RB11 RB12 RB13 RB14 RB15 RC0 RC1 RC2 RC3 RC4 RC5 RC6 RC7 RC8 RC9 RC10 RC11 RC12 RC13 RD1 RD8 RD10 RD13 MCLR" in microchip.com.

Read microchip.com.

Thought for a moment

I grouped the dsPIC33CK256MP205-I/M4 pins by function with each pin assigned to exactly one group: Power, Ground, Reset/Control, Clock, Programming/Debug, Analog, Communication, and PWM. Full grouping table and suggested Flux Pin Group / Pin Type values are in the Pin Function Groups — dsPIC33CK256MP205-I/M4 project file.

Fix symbol pins

Run ERC check

Document ambiguities

Show critical groups

Created project doc "Pin Function Groups — dsPIC33CK256MP205-I/M4"

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Pin Function Groups — dsPIC33CK256MP205-I/M4

Source: Microchip datasheet URL already set on the project: http://www.microchip.com/mymicrochip/filehandler.aspx?ddocname=en606233

This grouping assigns each physical pin to one group only. Because many dsPIC pins are multiplexed, I used a priority order to avoid duplicates:

Power and ground pins first
Reset/control pins
Dedicated clock/debug/programming functions
Analog-heavy pins
Communication pins
PWM-capable output pins
General GPIO/remappable peripheral pins

Recommended Groups

Power

Pin #	Pin name	Datasheet function	Suggested Pin Type	Short description
13	AVDD	AVDD	Power In	Analog supply
18	VDD	VDD	Power In	Digital supply
32	VDD	VDD	Power In	Digital supply
43	VDD	VDD	Power In	Digital supply

Ground

Pin #	Pin name	Datasheet function	Suggested Pin Type	Short description
14	AVSS	AVSS	Ground	Analog ground
19	VSS	VSS	Ground	Digital ground
31	VSS	VSS	Ground	Digital ground
42	VSS	VSS	Ground	Digital ground
49	Exposed pad / corner anchor pad	VSS / same net as large center pad	Ground	Corner anchor pad
50	Exposed pad / corner anchor pad	VSS / same net as large center pad	Ground	Corner anchor pad
51	Exposed pad / corner anchor pad	VSS / same net as large center pad	Ground	Corner anchor pad
52	Exposed pad / corner anchor pad	VSS / same net as large center pad	Ground	Corner anchor pad
53	Exposed pad / large center bottom pad	May be left floating or connected to VSS	Ground	Center exposed pad

Note: The datasheet says the four-corner anchor pads are internally connected to the large bottom pad and must be connected to the same net as the large center pad. The large center pad may be left floating or connected to VSS.

Reset / Control

Pin #	Pin name	Datasheet function	Suggested Pin Type	Short description
5	~MCLR	MCLR	Input	Master clear reset

Clock / Oscillator

Pin #	Pin name	Datasheet function	Suggested Pin Type	Short description
21	RB0	OSCI/CLKI/AN5/RP32/RB0	Passive	Oscillator input / GPIO
22	RB1	OSCO/CLKO/AN6/RP33/RB1	Passive	Oscillator output / GPIO

Note: Pin 22 is toggled during programming per datasheet note.

Programming / Debug

Pin #	Pin name	Datasheet function	Suggested Pin Type	Short description
26	RB3	PGD2/OA2IN-/AN8/RP35/RB3	Bi-Directional	Programming data 2 / GPIO
27	RB4	PGC2/OA2IN+/RP36/RB4	Input	Programming clock 2 / GPIO
33	RB5	PGD3/RP37/PWM6L/SDA2/RB5	Bi-Directional	Programming data 3 / GPIO
34	RB6	PGC3/RP38/PWM6H/SCL2/RB6	Input	Programming clock 3 / GPIO
35	RB7	TDO/AN2/CMP3A/RP39/SDA3/RB7	Output	JTAG data out / GPIO
36	RB8	PGD1/AN10/RP40/SCL1/RB8	Bi-Directional	Programming data 1 / GPIO
37	RB9	PGC1/AN11/RP41/SDA1/RB9	Input	Programming clock 1 / GPIO
45	RB10	TMS/RP42/PWM3H/RB10	Input	JTAG mode select / GPIO
46	RB11	TCK/RP43/PWM3L/RB11	Input	JTAG clock / GPIO
47	RB12	TDI/RP44/PWM2H/RB12	Input	JTAG data in / GPIO

Note: Pin 45 has a pull-up resistor connected when the device is erased, JTAG enabled, and during programming.

Analog / Comparator / Op Amp / DAC

Pin #	Pin name	Datasheet function	Suggested Pin Type	Short description
6	RD13	ANN2/RP77/RD13	Bi-Directional	Analog negative input / GPIO
7	RC0	AN12/ANN0/RP48/RC0	Bi-Directional	Analog input / GPIO
8	RA0	OA1OUT/AN0/CMP1A/IBIAS0/RA0	Bi-Directional	Op amp output / analog
9	RA1	OA1IN-/ANA1/RA1	Passive	Op amp negative input
10	RA2	OA1IN+/AN9/RA2	Passive	Op amp positive input
11	RA3	DACOUT1/AN3/CMP1C/RA3	Output	DAC output / analog
12	RA4	OA3OUT/AN4/CMP3B/IBIAS3/RA4	Bi-Directional	Op amp output / analog
15	RC1	OA3IN-/AN13/CMP1B/ISRC0/RP49/RC1	Bi-Directional	Op amp negative input
16	RC2	OA3IN+/AN14/CMP2B/ISRC1/RP50/RC2	Bi-Directional	Op amp positive input
17	RC6	AN17/ANN1/IBIAS1/RP54/RC6	Bi-Directional	Analog input / GPIO
20	RC3	AN15/CMP2A/IBIAS2/RP51/RC3	Bi-Directional	Analog input / GPIO
23	RD10	AN18/CMP3C/ISRC3/RP74/RD10	Bi-Directional	Analog input / GPIO
24	RC7	AN16/ISRC2/RP55/RC7	Bi-Directional	Analog input / GPIO
25	RB2	OA2OUT/AN1/AN7/ANA0/CMP1D/CMP2D/CMP3D/RP34/SCL3/INT0/RB2	Bi-Directional	Op amp output / interrupt

Communication Interfaces

Pin #	Pin name	Datasheet function	Suggested Pin Type	Short description
28	RC8	RP56/ASDA1/SCK2/RC8	Bi-Directional	I2C data / SPI clock
29	RC9	RP57/ASCL1/SDI2/RC9	Bi-Directional	I2C clock / SPI input
30	RD8	RP72/SDO2/PCI19/RD8	Output	SPI data out
38	RC4	RP52/PWM5H/ASDA2/RC4	Bi-Directional	Alt I2C data / PWM
39	RC5	RP53/PWM5L/ASCL2/RC5	Bi-Directional	Alt I2C clock / PWM

PWM Outputs

Pin #	Pin name	Datasheet function	Suggested Pin Type	Short description
1	RB14	RP46/PWM1H/RB14	Bi-Directional	PWM1 high / GPIO
2	RB15	RP47/PWM1L/RB15	Bi-Directional	PWM1 low / GPIO
3	RC12	RP60/PWM8H/RC12	Bi-Directional	PWM8 high / GPIO
4	RC13	RP61/PWM8L/RC13	Bi-Directional	PWM8 low / GPIO
40	RC10	RP58/PWM7H/RC10	Bi-Directional	PWM7 high / GPIO
41	RC11	RP59/PWM7L/RC11	Bi-Directional	PWM7 low / GPIO
44	RD1	RP65/PWM4H/RD1	Bi-Directional	PWM4 high / GPIO
48	RB13	RP45/PWM2L/RB13	Bi-Directional	PWM2 low / GPIO

Pin Group Property Suggestions

If you want these applied as Flux terminal properties, use these Pin Group values:

Power: AVDD, VDD pins
Ground: AVSS, VSS pins, exposed/corner pads
Reset: ~MCLR
Clock: RB0, RB1
Debug: PGD/PGC/JTAG pins
Analog: analog/op amp/comparator/DAC pins
Communication: I2C/SPI-related pins
PWM: primary PWM pins

For a port-bank-style grouping instead, use:

RA: RA0–RA4
RB: RB0–RB15
RC: RC0–RC13
RD: RD1, RD8, RD10, RD13
Power: AVDD, VDD, AVSS, VSS, exposed/corner pads
Reset: ~MCLR

Notes / Mismatches to Keep in Mind

The project has terminals for pins 49–53 as VSS_4 through VSS_8. This is reasonable electrically if they represent the exposed/corner pads, but the datasheet describes them as exposed/corner pads rather than normal numbered VSS pins.
All existing terminal Pin Type values are currently Unspecified; the table above gives suggested types.
Because dsPIC pins are heavily multiplexed, a pin can support multiple peripheral functions, but this grouping intentionally places each pin in only one group to avoid duplication.

Recommended Groups

Power

Ground

Reset / Control

Clock / Oscillator

Programming / Debug

Analog / Comparator / Op Amp / DAC

Communication Interfaces

PWM Outputs

Pin Group Property Suggestions

Notes / Mismatches to Keep in Mind

Reviews

Documents

Part Datasheet Review — dsPIC33CK256MP205-I/M4

Pin Function Groups — dsPIC33CK256MP205-I/M4

Assets

dsPIC33CK256MP205-I_M4

dsPIC33CK256MP205-I_M4 Symbol.svgDefault

stp

dsPIC33CK256MP205-I_M4

dsPIC33CK256MP205-I_M4.stp3D Model

DSPIC33CK256MP205-IM4-thumb.png

DSPIC33CK256MP205-IM4-thumbThumbnail

kicad_mod

dsPIC33CK256MP205-I_M4

dsPIC33CK256MP205IM4.kicad_modFootprint

Project Name

dsPIC33CK256MP205-I/M4

Description

dsPIC dsPIC™ 33CK, Functional Safety (FuSa) Microcontroller IC 16-Bit 100MHz 256KB (256K x 8) FLASH 48-UQFN (6x6)

28/36/48/64/80-Pin Digital Signal Controllers with High-Resolution PWM and CAN Flexible Data (CAN FD)

Operating Conditions • 3.0V to 3.6V, -40°C to +125°C, DC to 100 MIPS • 3.0V to 3.6V, -40°C to +150°C, DC to 70 MIPS Core: 16-Bit dsPIC33CK CPU • 32-256 Kbytes of Program Flash with ECC and 8-24K RAM • Fast 6-Cycle Divide • LiveUpdate • Code Efficient (C and Assembly) Architecture • 40-Bit Wide Accumulators • Single-Cycle (MAC/MPY) with Dual Data Fetch • Single-Cycle, Mixed-Sign MUL Plus Hardware Divide • 32-Bit Multiply Support • Four Sets of Interrupt Context Saving Registers which Include Accumulator and STATUS for Fast Interrupt Handling • Zero Overhead Looping • RAM Memory Built-In Self-Test (MBIST) Clock Management • Internal Oscillator • Programmable PLLs and Oscillator Clock Sources • Reference Clock Output • Fail-Safe Clock Monitor (FSCM) • Fast Wake-up and Start-up • Backup Internal Oscillator Power Management • Low-Power Management Modes (Sleep, Idle, Doze) • Integrated Power-on Reset and Brown-out Reset High-Speed PWM • Eight PWM Pairs • Up to 250 ps PWM Resolution • Dead Time for Rising and Falling Edges • Dead-Time Compensation • Clock Chopping for High-Frequency Operation • PWM Support for:

DC/DC, AC/DC, inverters, PFC, lighting
BLDC, PMSM, ACIM, SRM motors • Fault and Current Limit Inputs • Flexible Trigger Configuration for ADC Triggering Timers/Output Compare/Input Capture • One General Purpose Timer • Peripheral Trigger Generator (PTG):
Up to 15 trigger sources to other peripheral modules
CPU independent state machine-based instruction sequencer • Nine MCCP/SCCP modules which Include Timer, Capture/Compare and PWM:
One MCCP
Eight SCCPs
16 or 32-bit time base
16 or 32-bit capture
4-deep capture buffer • Fully Asynchronous Operation, Available in Sleep Modes

#CommonPartsLibrary #IntegratedCircuit #Microcontroller #DSPIC33CK256MP

Properties

Manufac… Number

DSPIC33CK256MP205-I/M4

Manufac…er Name

Microchip

Part Type

Integrated Circuits

Datasheet URL

microchip.com/mymicrochip/filehandler.aspx?ddocname=en606233

Designator Prefix

Symbol Style

parametric-v1

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adrian95 / dsPIC33CK256MP205-I/M4

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