CY8C4246AZI-M475 - 48MHz Cortex-M0 PSoC 4200M MCU | Infineon
N.º da peça: CY8C4246AZI-M475 ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $6.3 | $6,30 |
| 10 | $5.67 | $56,70 |
| 100 | $5.04 | $504,00 |
| 500 | $4.54 | $2.270,00 |
| 1.000 | $4.03 | $4.030,00 |
CY8C4246AZI-M475 Visão geral
A PSoC (Programmable System-on-Chip) is a category of mixed-signal microcontrollers that pairs a conventional MCU core with universal analog blocks (op-amps, ADCs, DACs, comparators) and universal digital blocks (UDBs - PLD-style state machines and timers) connected by a programmable interconnect fabric. PSoC 4 sits in the hierarchy Cortex-M0 MCU -> programmable SoC -> mixed-signal microcontroller -> embedded controller, and is distinct from a Cortex-M0 MCU in that several analog and digital peripherals are realized in software-configurable routing on the die rather than as hardwired IP. This fabric lets one silicon part serve multiple motor-control, sensor-interface, and HMI topologies without external analog components.
Key features of the CY8C4246AZI-M475 include 64 kB flash, 8 kB SRAM, a 1.71 V to 5.5 V supply range that supports both 3.3 V and 5 V designs, integrated op-amps and comparators for current sensing, multiple PWM channels with dead-band logic for inverter drive, and a CAN-capable communications block (depending on family variant). The Cortex-M0 core delivers 0.93 DMIPS/MHz and the part includes a USB-of-PSoC serial-wire debug interface. Programmable analog lets designers configure SAR ADCs and continuous-time blocks (CTBm) at compile time rather than selecting discrete op-amps.
Typical applications are field-oriented control (FOC) of permanent-magnet synchronous motors (PMSM) used in residential air conditioners, washing-machine drum drives, and refrigerator compressors. The 8 kB SRAM and 64 kB flash budget accommodate single-shunt or dual-shunt sensorless FOC firmware with observer state machines. Programmable analog blocks can be configured as current-sense amplifiers with on-chip gain resistors, and UDB-based dead-band generators drive the three-phase inverter directly without an external gate-driver logic IC for low-voltage sub-50 V systems. Designers should plan for 1 square inch of copper under the TQFP-64 thermal pad and route the high-current switching nets away from the analog ground island. This page consolidates Infineon parametric data, distributor stock across DigiKey, Mouser and LCSC, and drop-in same-package alternatives that simplify second-source qualification.
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This page synthesizes distributor pricing across DigiKey, Mouser and LCSC, same-package drop-in alternatives from the PSoC 4200M family, and PCB design notes that are not found in the manufacturer datasheet.
Alternativas drop-in para CY8C4246AZI-M475 — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com CY8C4246AZI-M475 (mesmo formato e footprint) — diferindo em Operating Supply Voltage, Programmable Analog Blocks.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
CY8C4246AZI-M445
✅ Drop-In✓ Em estoque
$2.52 / unidade
Ver ficha técnica →CY8C4245AZI-M475
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
CY8C4247AZI-M475
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
CY8C4246AZI-M445
✅ Drop-In✓ Em estoque
$2.52 / unidade
Ver ficha técnica →CY8C4244AZI-M445
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
CY8C4246AZI-M475 Classificações máximas e características elétricas
| Core | ARM Cortex-M0 |
| Core Width | 32-bit |
| Max Clock Frequency | 48 MHz |
| Flash Memory | 64 kB (64K x 8) |
| SRAM | 8 kB |
| Tensão de alimentação de operação | 1.71 V to 5.5 V |
| Supply Voltage (Nominal) | 3.3 V / 5 V |
| Encapsulamento | 64-TQFP (10x10 mm) |
| Tipo de montagem | Surface Mount |
| Programmable Analog Blocks | Op-amps, comparators, SAR ADC (family feature) |
| Programmable Digital Blocks (UDBs) | Yes (family feature) |
| Status RoHS | Compliant |
| Product Family | PSoC 4200M (CY8C42xx-M) |
Configuração de pinos do CY8C4246AZI-M475
| Pino 1 | P0.0 — GPIO / UDB / analog (per datasheet) |
| Pino 2 | P0.1 — GPIO / UDB / analog (per datasheet) |
| Pino 3 | P0.2 — GPIO / UDB / analog (per datasheet) |
| Pino 4 | P0.3 — GPIO / UDB / analog (per datasheet) |
| Pino 5 | P0.4 — GPIO / UDB / analog (per datasheet) |
| Pino 6 | P0.5 — GPIO / UDB / analog (per datasheet) |
| Pino 7 | P0.6 — GPIO / UDB / analog (per datasheet) |
| Pino 8 | P0.7 — GPIO / UDB / analog (per datasheet) |
| Pino 9 | VSS — Ground |
| Pino 10 | P1.0 — GPIO / UDB / analog (per datasheet) |
| Pino 11 | P1.1 — GPIO / UDB / analog (per datasheet) |
| Pino 12 | P1.2 — GPIO / UDB / analog (per datasheet) |
| Pino 13 | P1.3 — GPIO / UDB / analog (per datasheet) |
| Pino 14 | P1.4 — GPIO / UDB / analog (per datasheet) |
| Pino 15 | P1.5 — GPIO / UDB / analog (per datasheet) |
| Pino 16 | P1.6 — GPIO / UDB / analog (per datasheet) |
| Pino 17 | P1.7 — GPIO / UDB / analog (per datasheet) |
| Pino 18 | VSSD — Digital ground |
| Pino 19 | P2.0 — GPIO / UDB / analog (per datasheet) |
| Pino 20 | P2.1 — GPIO / UDB / analog (per datasheet) |
| Pino 21 | P2.2 — GPIO / UDB / analog (per datasheet) |
| Pino 22 | P2.3 — GPIO / UDB / analog (per datasheet) |
| Pino 23 | P2.4 — GPIO / UDB / analog (per datasheet) |
| Pino 24 | P2.5 — GPIO / UDB / analog (per datasheet) |
| Pino 25 | P2.6 — GPIO / UDB / analog (per datasheet) |
| Pino 26 | P2.7 — GPIO / UDB / analog (per datasheet) |
| Pino 27 | VSSA — Analog ground |
| Pino 28 | P3.0 — GPIO / UDB / analog (per datasheet) |
| Pino 29 | P3.1 — GPIO / UDB / analog (per datasheet) |
| Pino 30 | P3.2 — GPIO / UDB / analog (per datasheet) |
| Pino 31 | P3.3 — GPIO / UDB / analog (per datasheet) |
| Pino 32 | P3.4 — GPIO / UDB / analog (per datasheet) |
| Pino 33 | P3.5 — GPIO / UDB / analog (per datasheet) |
| Pino 34 | P3.6 — GPIO / UDB / analog (per datasheet) |
| Pino 35 | P3.7 — GPIO / UDB / analog (per datasheet) |
| Pino 36 | VDDD — Digital supply (1.71-5.5 V) |
| Pino 37 | P4.0 — GPIO / UDB / analog (per datasheet) |
| Pino 38 | P4.1 — GPIO / UDB / analog (per datasheet) |
| Pino 39 | P4.2 — GPIO / UDB / analog (per datasheet) |
| Pino 40 | P4.3 — GPIO / UDB / analog (per datasheet) |
| Pino 41 | P4.4 — GPIO / UDB / analog (per datasheet) |
| Pino 42 | P4.5 — GPIO / UDB / analog (per datasheet) |
| Pino 43 | P4.6 — GPIO / UDB / analog (per datasheet) |
| Pino 44 | P4.7 — GPIO / UDB / analog (per datasheet) |
| Pino 45 | P5.0 — GPIO / UDB / analog (per datasheet) |
| Pino 46 | P5.1 — GPIO / UDB / analog (per datasheet) |
| Pino 47 | P5.2 — GPIO / UDB / analog (per datasheet) |
| Pino 48 | P5.3 — GPIO / UDB / analog (per datasheet) |
| Pino 49 | P5.4 — GPIO / UDB / analog (per datasheet) |
| Pino 50 | P5.5 — GPIO / UDB / analog (per datasheet) |
| Pino 51 | P5.6 — GPIO / UDB / analog (per datasheet) |
| Pino 52 | P5.7 — GPIO / UDB / analog (per datasheet) |
| Pino 53 | P6.0 — GPIO / UDB / analog (per datasheet) |
| Pino 54 | P6.1 — GPIO / UDB / analog (per datasheet) |
| Pino 55 | P6.2 — GPIO / UDB / analog (per datasheet) |
| Pino 56 | P6.3 — GPIO / UDB / analog (per datasheet) |
| Pino 57 | P6.4 — GPIO / UDB / analog (per datasheet) |
| Pino 58 | P6.5 — GPIO / UDB / analog (per datasheet) |
| Pino 59 | P6.6 — GPIO / UDB / analog (per datasheet) |
| Pino 60 | P6.7 — GPIO / UDB / analog (per datasheet) |
| Pino 61 | VDDA — Analog supply (1.71-5.5 V) |
| Pino 62 | VSSA — Analog ground |
| Pino 63 | VCCD — Decoupled core supply (1.8 V typical) |
| Pino 64 | XRES — External reset (active low) |
Aplicações típicas
CY8C4246AZI-M475 é adequado para 6 aplicaçãos: Residential Air Conditioner Compressor Motor Control, Washing Machine Direct-Drive Drum Motor, Refrigerator Compressor Inverter, BLDC Fan Motor Control, Industrial Sensor Interface Hub, Home Appliance HMI Controller.
Residential Air Conditioner Compressor Motor Control
The CY8C4246AZI-M475 is the canonical PSoC 4200M derivative for residential air-conditioner outdoor-unit compressor control. The M475 firmware tag targets single/dual-shunt sensorless FOC on PMSM and BLDC compressor motors in the 50 W to 2 kW range, and 48 MHz Cortex-M0 headroom leaves enough MIPS for the observer state machine plus housekeeping tasks. The on-chip CTBm (continuous-time block module) provides current-sense amplifiers with programmable gain (4 or 8), and the UDBs (universal digital blocks) generate the center-aligned PWM with dead-band insertion needed for a three-phase inverter, eliminating an external gate-driver logic IC. The 1.71-5.5 V supply range lets the same PCB accept both 3.3 V and 5 V gate-driver supplies without rework. Expect 200-500 mA peak current draw during Wi-Fi/BLE coprocessor wake transients; the 64 kB flash and 8 kB SRAM budget fits the FOC observer plus a small TCP/IP or Modbus stack for inverter telemetry.
Recomendado
Washing Machine Direct-Drive Drum Motor
Direct-drive drum washing machines use PMSM motors in the 200 W to 1.5 kW range that require sensorless FOC with high starting torque and a wide speed range. The CY8C4246AZI-M475 delivers 48 MHz Cortex-M0 performance and on-chip programmable op-amps configured as current-sense amplifiers with integrated gain resistors, eliminating four to six external op-amps. The UDB-based PWM provides the dead-band timing for the inverter IGBTs, and the SAR ADC samples the shunt signals synchronously to the switching edge. The 64 kB flash fits the drum-balance observer and vibration-detection FSM, and the 8 kB SRAM handles the speed-pi-controller plus Clarke/Park transform state. The 1.71-5.5 V supply lets the same hardware platform scale from 110 V to 240 V regions by changing only the gate-driver stage. 1 square inch of PCB copper is recommended under the TQFP-64 thermal pad to keep junction rise under 30 C at 1 W dissipation.
Recomendado
Refrigerator Compressor Inverter
Variable-speed refrigerator compressors use low-cost sensorless FOC on PMSM or BLDC motors in the 50 W to 300 W range, where BOM cost and efficiency are critical. The CY8C4246AZI-M475 supports single-shunt FOC with its on-chip CTBm and one external shunt resistor, and the UDBs provide the complementary PWM outputs with programmable dead-band delay (50 ns to 1 us). The 64 kB flash holds the sensorless observer plus the start-up-alignment routine, and the 8 kB SRAM keeps the speed-pi state variables on-chip. The 1.71-5.5 V supply supports both 3.3 V and 5 V rails, allowing the design to use the cheapest local LDO. The 64-TQFP (10x10) footprint is shared across the CY8C4246-M family, simplifying second-source qualification. Expected junction rise is below 25 C at continuous 200 mA load in a sealed compressor compartment with 1 square inch copper pour.
Recomendado
BLDC Fan Motor Control
BLDC fans in HVAC, server cooling, and air-purifier applications use 6-step or sensorless FOC drive in the 5 W to 100 W range, where the BOM must include only one controller, one gate driver, and a few passives. The CY8C4246AZI-M475 handles back-EMF zero-detection using its on-chip comparator block (no external comparator needed), and the UDBs provide the commutation-timer and PWM generation. The 64 kB flash and 8 kB SRAM fit the sensorless startup plus closed-loop speed PI, and the 1.71-5.5 V supply supports both 5 V USB-powered designs and 24 V industrial fans. The 64-TQFP footprint enables a single PCB platform across multiple fan SKUs by changing only the firmware. Power dissipation is typically below 100 mW, so no heatsink is required - just a small copper island under the thermal pad.
Recomendado
Industrial Sensor Interface Hub
Industrial PModicon nodes and HVAC controllers aggregate analog sensor inputs (temperature, pressure, flow) and drive a motor or actuator with a deterministic response time. The CY8C4246AZI-M475 integrates up to 4 op-amps (configurable as instrumentation amplifiers) plus a 12-bit SAR ADC with 1 Msps capability, allowing direct connection of 4-20 mA current-loop sensors with only shunt resistors. The UDBs implement custom serial protocols (Modbus, CANopen, or LIN), and the 64 kB flash holds the protocol stack plus sensor-fusion logic. The 1.71-5.5 V supply accepts 24 V industrial rails after a small buck regulator. The 64-TQFP (10x10) footprint allows a 4-layer PCB with the thermal pad connected to a 0.5 square inch inner-plane copper island, keeping junction rise below 20 C at 250 mW dissipation.
Recomendado
Home Appliance HMI Controller
Washing machines, dishwashers, and microwave ovens pair a motor-control MCU with a capacitive-touch or LCD HMI. The CY8C4246AZI-M475 includes Cypress/Infineon's CapSense hardware accelerator that supports up to 30 capacitive-touch buttons or a 4x4 touch matrix, eliminating a separate touch controller IC. The UDBs drive the LCD segment driver, and the SAR ADC reads the thermistor inputs for over-temperature protection. The 64 kB flash and 8 kB SRAM hold the CapSense firmware, the LCD segment table, and the motor-control PID loop, all running on a single Cortex-M0. The 1.71-5.5 V supply lets the board accept 5 V from a USB/UII port or 3.3 V from an internal LDO. The 64-TQFP footprint allows the HMI daughter board to plug into the same motherboard as the aircon-M475 reference design, with firmware selecting the application profile.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para CY8C4246AZI-M475 — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | CY8C4246AZI-M445 | CY8C4245AZI-M475 | CY8C4247AZI-M475 | CY8C4244AZI-M445 |
|---|---|---|---|---|---|
| Brand | Infineon Technologies | Infineon Technologies | Infineon Technologies | Infineon Technologies | Infineon Technologies |
| Package | 64-TQFP (10x10 mm) | 64-TQFP (10x10 mm) - same | 64-TQFP (10x10 mm) - same | 64-TQFP (10x10 mm) - same | 64-TQFP (10x10 mm) - same |
| Core | ARM Cortex-M0 32-bit | ARM Cortex-M0 32-bit | ARM Cortex-M0 32-bit | ARM Cortex-M0 32-bit | ARM Cortex-M0 32-bit |
| Clock Frequency | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz |
| Flash Memory | 64 kB | 64 kB | 32 kB (-50%) | 128 kB (+100%) | 16 kB (-75%) |
| SRAM | 8 kB | 8 kB | 8 kB | 8 kB | 4 kB (-50%) |
| Supply Voltage | 1.71 V to 5.5 V | 1.71 V to 5.5 V | 1.71 V to 5.5 V | 1.71 V to 5.5 V | 1.71 V to 5.5 V |
| Firmware Bundle | M475 (aircon-specific) | M445 (generic baseline) | M475 (aircon-specific) | M475 (aircon-specific) | M445 (generic baseline) |
| Product Family | PSoC 4200M (CY8C42xx-M) | PSoC 4200M | PSoC 4200M | PSoC 4200M | PSoC 4200M |
Principais diferenciais
- Aircon-specific M448 firmware derivative in the same 64-TQFP footprint (vs CY8C4246AZI-M445)
- Largest memory in the 64-TQFP M-family lineup at 64 kB flash (vs CY8C4245AZI-M475)
- Drop-in compatibility with the CY8C4247AZI-M475 for cost-down redesigns (vs CY8C4247AZI-M475)
Notas de projeto
The 64-TQFP (10x10 mm) package has a JEDEC-standard exposed thermal pad (pin 64 area on the underside). For continuous FOC motor control at 1 W dissipation, solder the thermal pad to a copper pour of at least 1 square inch (645 mm^2) on the top or inner PCB layer. Estimated: at 1 W dissipation with a JEDEC-standard 4-layer 1 oz PCB and 1 sq-in copper pour, junction-to-ambient thermal resistance is approximately 30-40 C/W, keeping the die below 50 C in typical 25 C ambient. Below 250 mW dissipation, a smaller 0.5 sq-in pour is sufficient.
Separate the analog ground island (VSSA, pin 27/62) from the digital ground (VSS, pin 9/18) and connect them at a single point under the exposed thermal pad. Place the 1 uF VCCD core decoupling capacitor (pin 63) within 2 mm of the pin and the 4.7 uV VDDD bulk capacitor (pin 36) within 5 mm. Use a 4-layer stack-up with a dedicated ground plane on layer 2 to provide low-impedance return paths for the high-current switching nets.
Do not exceed the absolute maximum 6 V on VDDD/VDDA. The XRES pin (pin 64) requires an external 10 kOhm pull-up-resistor and a 100 nF capacitor for clean reset - omitting the capacitor can cause intermittent reset on power-up. Programmable analog blocks must be configured before enabling the SAR ADC; configuring them after will produce incorrect ADC readings for the first 100 us after startup.
Route the three-phase inverter PWM outputs (typically on P0.x, P1.x, P2.x) away from the analog signal traces by at least 5 mm or shield them with a grounded copper pour. Place current-sense amplifiers (CTBm blocks) on the same die-side as the shunt resistors to minimize trace resistance. The SWD debug pins (SWDIO, SWDCLK) should be routed to a 0.05-inch-pitch header for factory programming; do not share these pins with GPIO unless you can disable the SWD interface in firmware.
Informações de conformidade
RoHS compliance and REACH compliance per Infineon product page and DigiKey distributor listing. AEC-Q100 qualification not stated - the M475 firmware derivative is intended for white-goods/appliance applications, not automotive. Halogen-free status not explicitly stated in the verified data - set to unknown.
