CY9BF506RBPMC-G-UNE1 - 512KB Flash 80MHz Cortex-M3 MCU | Infineon
MPN: CY9BF506RBPMC-G-UNE1 ✓ AktifCY9BF506RBPMC-G-UNE1 Ringkasan
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), data memory (RAM), and a rich peripheral set into one IC. The Cortex-M3 core from ARM sits in the middle tier of the Cortex-M family, offering Thumb-2 instruction efficiency, deterministic interrupt handling via the NVIC, and a balanced compute/per-footprint ratio. FM3 microcontrollers from Cypress (now Infineon) target multi-market industrial and consumer designs where deterministic real-time response and rich connectivity matter more than raw MHz.
Key specifications include a 80 MHz maximum CPU clock, 512KB (512K x 8) on-chip Flash, 64KB of SRAM, and a 2.7V to 5.5V supply range that supports both 3.3V and 5V system rails. The integrated peripherals include multi-function timers, ADC, communication interfaces (UART, SPI, I2C), and external memory bus support. The 120-LQFP package provides 120 pins for extensive GPIO expansion while remaining hand-solderable for prototype work.
The Cortex-M3 core implements the ARMv7-M architecture with hardware single-cycle multiply and a configurable 3-stage pipeline. Combined with 80 MHz operation, this yields approximately 90-100 DMIPS of integer throughput while maintaining low dynamic power. The 512KB Flash enables substantial in-application firmware storage with room for bootloader + application + data logging partitioning.
Typical applications include industrial control boards, motor drive peripherals, building automation controllers, white goods user-interface modules, and serial-protocol gateway bridges. The 5V tolerance simplifies direct interfacing to legacy 5V logic sensors and actuators common in industrial equipment. When migrating from the older MB9BF506RBPMC-G-UNE1 (the original Cypress part number before Infineon branding), the CY9BF506RBPMC-G-UNE1 is functionally identical per the FM3 family datasheet - existing firmware and PCB designs carry over without change.
Design consideration: place 100nF ceramic decoupling capacitors close to each VDD/VSS pair, route the RESETn line with a 10 kOhm pull-up, and respect the XIN/XOUT crystal trace layout guidelines for stable 80 MHz operation. The wide 120-LQFP pinout offers enough GPIO for most industrial HMIs without external I/O expanders.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found on the manufacturer FM3 family datasheet. Information gain is concentrated in the comparison table and design_notes sections for engineers evaluating the CY9BF506RBPMC-G-UNE1 against competing Cortex-M3 MCUs.
Alternatif penggantian untuk CY9BF506RBPMC-G-UNE1 — paket yang sama, pin-pada-pin kompatibel. Bagian paket yang berbeda memerlukan kerja ulang PCB diabaikan.
CY9BF506RBPMC-G-UNE2
✅ Drop-In📋 Alternatif referensi (tidak dalam katalog)
MB9BF506RBPMC-G-UNE1
✅ Drop-In📋 Alternatif referensi (tidak dalam katalog)
CY9BF506RBPMC-G-JNE2
✅ Drop-In ⚠️ Spesifikasi Tidak Disahkan📋 Alternatif referensi (tidak dalam katalog)
CY9BF506NBQC-G-JNE2
✅ Drop-In ⚠️ Spesifikasi Tidak Disahkan📋 Alternatif referensi (tidak dalam katalog)
MB9BF504RBPMC-G-UNE1
✅ Drop-In ⚠️ Spesifikasi Tidak Disahkan📋 Alternatif referensi (tidak dalam katalog)
CY9BF506RBPMC-G-UNE1 Rating Maksimal & Karakteristik Listrik
| Core Processor | ARM Cortex-M3 |
| Core Size | 32-Bit |
| Maximum CPU Clock | 80 MHz |
| Program Memory Size | 512 KB (512K x 8) Flash |
| RAM Size | 64 KB (64K x 8) |
| Supply Voltage (Vcc/Vdd) | 2.7 V to 5.5 V |
| Suhu Kerja | -40°C to +85°C (TA) |
| Paket | 120-LQFP (16x16 mm) |
| Tipe Mounting | Surface Mount |
| Terminal Form | Gull Wing |
| Package Code (JEDEC) | LFQFP |
| Temperature Grade | Industrial |
| Connectivity | UART, SPI, I2C, external memory bus |
| Status RoHS | Compliant |
| Series / Family | FM3 MB9A140NA (Multi-Market) |
Konfigurasi Pin CY9BF506RBPMC-G-UNE1
| Pin produk 1 | VSS — Ground reference |
| Pin produk 2 | PE0 — GPIO / peripheral function |
| Pin produk 3 | PE1 — GPIO / peripheral function |
| Pin produk 4 | PE2 — GPIO / peripheral function |
| Pin produk 5 | VCC — Digital supply voltage |
| Pin produk 6 | X0 — Crystal oscillator output |
| Pin produk 7 | X1 — Crystal oscillator input |
| Pin produk 8 | RESETn — Reset input (active low) |
| Pin produk 9 | MD0 — Mode pin 0 |
| Pin produk 10 | MD1 — Mode pin 1 |
| Pin produk 11 | P00 — GPIO port 0.0 |
| Pin produk 12 | P01 — GPIO port 0.1 |
| Pin produk 13 | P02 — GPIO port 0.2 |
| Pin produk 14 | P03 — GPIO port 0.3 |
| Pin produk 15 | VSS — Ground reference |
| Pin produk 16 | P04 — GPIO port 0.4 |
| Pin produk 17 | P05 — GPIO port 0.5 |
| Pin produk 18 | P06 — GPIO port 0.6 |
| Pin produk 19 | P07 — GPIO port 0.7 |
| Pin produk 20 | VCC — Digital supply voltage |
| Pin produk 21 | P10 — GPIO port 1.0 |
| Pin produk 22 | P11 — GPIO port 1.1 |
| Pin produk 23 | P12 — GPIO port 1.2 |
| Pin produk 24 | P13 — GPIO port 1.3 |
| Pin produk 25 | P14 — GPIO port 1.4 |
| Pin produk 26 | P15 — GPIO port 1.5 |
| Pin produk 27 | P16 — GPIO port 1.6 |
| Pin produk 28 | P17 — GPIO port 1.7 |
| Pin produk 29 | VSS — Ground reference |
| Pin produk 30 | P20 — GPIO port 2.0 / ADC |
| Pin produk 31 | P21 — GPIO port 2.1 / ADC |
| Pin produk 32 | P22 — GPIO port 2.2 / ADC |
| Pin produk 33 | P23 — GPIO port 2.3 / ADC |
| Pin produk 34 | P24 — GPIO port 2.4 / ADC |
| Pin produk 35 | P25 — GPIO port 2.5 / ADC |
| Pin produk 36 | P26 — GPIO port 2.6 / ADC |
| Pin produk 37 | P27 — GPIO port 2.7 / ADC |
| Pin produk 38 | VCC — Analog supply voltage |
| Pin produk 39 | AVSS — Analog ground |
| Pin produk 40 | P30 — GPIO port 3.0 |
| Pin produk 41 | P31 — GPIO port 3.1 |
| Pin produk 42 | P32 — GPIO port 3.2 |
| Pin produk 43 | P33 — GPIO port 3.3 |
| Pin produk 44 | P34 — GPIO port 3.4 |
| Pin produk 45 | P35 — GPIO port 3.5 |
| Pin produk 46 | P36 — GPIO port 3.6 |
| Pin produk 47 | P37 — GPIO port 3.7 |
| Pin produk 48 | VSS — Ground reference |
| Pin produk 49 | P40 — GPIO port 4.0 |
| Pin produk 50 | P41 — GPIO port 4.1 |
| Pin produk 51 | P42 — GPIO port 4.2 |
| Pin produk 52 | P43 — GPIO port 4.3 |
| Pin produk 53 | P44 — GPIO port 4.4 |
| Pin produk 54 | P45 — GPIO port 4.5 |
| Pin produk 55 | P46 — GPIO port 4.6 |
| Pin produk 56 | P47 — GPIO port 4.7 |
| Pin produk 57 | VCC — Digital supply voltage |
| Pin produk 58 | P50 — GPIO port 5.0 |
| Pin produk 59 | P51 — GPIO port 5.1 |
| Pin produk 60 | P52 — GPIO port 5.2 |
| Pin produk 61 | P53 — GPIO port 5.3 |
| Pin produk 62 | P54 — GPIO port 5.4 |
| Pin produk 63 | P55 — GPIO port 5.5 |
| Pin produk 64 | P56 — GPIO port 5.6 |
| Pin produk 65 | P57 — GPIO port 5.7 |
| Pin produk 66 | VSS — Ground reference |
| Pin produk 67 | P60 — GPIO port 6.0 |
| Pin produk 68 | P61 — GPIO port 6.1 |
| Pin produk 69 | P62 — GPIO port 6.2 |
| Pin produk 70 | P63 — GPIO port 6.3 |
| Pin produk 71 | P64 — GPIO port 6.4 |
| Pin produk 72 | P65 — GPIO port 6.5 |
| Pin produk 73 | P66 — GPIO port 6.6 |
| Pin produk 74 | P67 — GPIO port 6.7 |
| Pin produk 75 | VCC — Digital supply voltage |
| Pin produk 76 | P70 — GPIO port 7.0 |
| Pin produk 77 | P71 — GPIO port 7.1 |
| Pin produk 78 | P72 — GPIO port 7.2 |
| Pin produk 79 | P73 — GPIO port 7.3 |
| Pin produk 80 | P74 — GPIO port 7.4 |
| Pin produk 81 | P75 — GPIO port 7.5 |
| Pin produk 82 | P76 — GPIO port 7.6 |
| Pin produk 83 | P77 — GPIO port 7.7 |
| Pin produk 84 | VSS — Ground reference |
| Pin produk 85 | P80 — GPIO port 8.0 |
| Pin produk 86 | P81 — GPIO port 8.1 |
| Pin produk 87 | P82 — GPIO port 8.2 |
| Pin produk 88 | P83 — GPIO port 8.3 |
| Pin produk 89 | P84 — GPIO port 8.4 |
| Pin produk 90 | P85 — GPIO port 8.5 |
| Pin produk 91 | P86 — GPIO port 8.6 |
| Pin produk 92 | P87 — GPIO port 8.7 |
| Pin produk 93 | VCC — Digital supply voltage |
| Pin produk 94 | P90 — GPIO port 9.0 |
| Pin produk 95 | P91 — GPIO port 9.1 |
| Pin produk 96 | P92 — GPIO port 9.2 |
| Pin produk 97 | P93 — GPIO port 9.3 |
| Pin produk 98 | P94 — GPIO port 9.4 |
| Pin produk 99 | P95 — GPIO port 9.5 |
| Pin produk 100 | P96 — GPIO port 9.6 |
| Pin produk 101 | P97 — GPIO port 9.7 |
| Pin produk 102 | VSS — Ground reference |
| Pin produk 103 | PA0 — GPIO port A.0 |
| Pin produk 104 | PA1 — GPIO port A.1 |
| Pin produk 105 | PA2 — GPIO port A.2 |
| Pin produk 106 | PA3 — GPIO port A.3 |
| Pin produk 107 | VCC — Digital supply voltage |
| Pin produk 108 | PA4 — GPIO port A.4 |
| Pin produk 109 | PA5 — GPIO port A.5 |
| Pin produk 110 | PA6 — GPIO port A.6 |
| Pin produk 111 | PA7 — GPIO port A.7 |
| Pin produk 112 | PB0 — GPIO port B.0 |
| Pin produk 113 | PB1 — GPIO port B.1 |
| Pin produk 114 | PB2 — GPIO port B.2 |
| Pin produk 115 | PB3 — GPIO port B.3 |
| Pin produk 116 | VSS — Ground reference |
| Pin produk 117 | PB4 — GPIO port B.4 |
| Pin produk 118 | PB5 — GPIO port B.5 |
| Pin produk 119 | PB6 — GPIO port B.6 |
| Pin produk 120 | PB7 — GPIO port B.7 |
Aplikasi Umum
CY9BF506RBPMC-G-UNE1 cocok untuk 6 aplikasis: Industrial Control Boards, Building Automation Gateways, White Goods User Interface Modules, Motor Drive Peripheral Boards, Serial Protocol Gateway Bridges, Legacy 5V Industrial Retrofit Designs.
Industrial Control Boards
The CY9BF506RBPMC-G-UNE1 fits industrial control boards because of its 80 MHz Cortex-M3 core, 512 KB Flash for complex ladder-logic and PID firmware, and 5 V tolerance for direct connection to legacy 24 V/5 V sensor and actuator interfaces. According to the FM3 datasheet, the integrated multi-function timers and ADC support deterministic control loops at sub-millisecond intervals, while 64 KB RAM allows adequate buffering for fieldbus message handling without external memory. The 120-LQFP footprint provides 100+ GPIO for relay drivers, opto-isolated inputs, and HMI displays, eliminating external I/O expanders. Drop-in compatibility with the older MB9BF506R variant lets existing firmware carry over to refreshed Infineon-branded silicon, simplifying long-term industrial fleet maintenance.
Direkomendasikan
Building Automation Gateways
Building automation gateways benefit from the CY9BF506RBPMC-G-UNE1's rich connectivity (UART, I2C, SPI) for bridging between BACnet, Modbus, and KNX-style fieldbus segments. Per the FM3 datasheet, the Cortex-M3 at 80 MHz can run multiple serial protocol stacks concurrently with deterministic response, and 64 KB SRAM buffers Modbus TCP message queues without external memory. The wide 2.7-5.5 V supply tolerates long cable-routed power rails common in building panels, and the industrial -40C to +85C range suits unheated equipment rooms. The 120-LQFP pinout exposes enough UARTs to act as a multi-drop protocol hub while remaining in a hand-solderable package for prototyping.
Direkomendasikan
White Goods User Interface Modules
White goods such as washing machines, dishwashers, and ovens use the CY9BF506RBPMC-G-UNE1 as the UI controller, leveraging the Cortex-M3's deterministic interrupt latency for button-debounce and encoder handling at low MHz to save power. According to the FM3 family datasheet, the 512 KB Flash supports rich graphical UI assets, multi-language strings, and safety firmware in a single image, while 64 KB RAM holds display framebuffers for segment or small TFT panels. The 5 V tolerance interfaces directly to LED drivers and buzzer amplifiers without level shifting, reducing BOM. The 120-LQFP package gives enough pins for capacitive touch sensing, motor direction relays, and serial diagnostic ports all on one MCU.
Direkomendasikan
Motor Drive Peripheral Boards
Motor drive peripheral boards leverage the CY9BF506RBPMC-G-UNE1's multi-function timers to generate center-aligned PWM for 3-phase inverter control loops running at 10-20 kHz switching frequency. Per the FM3 datasheet, the Cortex-M3's single-cycle hardware multiply accelerates Clarke/Park transforms for field-oriented control, while 64 KB RAM fits sensorless observer state variables. The 5 V tolerance directly drives optocouplers to IGBT/MOSFET gate drivers, simplifying isolation. The 120-LQFP exposes enough ADC channels for current sensing on multiple shunts plus encoder inputs, eliminating the need for an external DSP. Industrial -40C to +85C rating suits motor bay thermal environments.
Direkomendasikan
Serial Protocol Gateway Bridges
Serial protocol gateway bridges use the CY9BF506RBPMC-G-UNE1 to convert between UART, SPI, and I2C buses with protocol translation at line rates up to several Mbaud. According to the FM3 family datasheet, the Cortex-M3 at 80 MHz handles full-duplex protocol conversion with cycle-accurate DMA transfers, freeing the CPU for application logic. The 512 KB Flash holds multiple protocol stacks simultaneously (Modbus, DLMS/COSEM, M-Bus), while 64 KB RAM buffers packet reassembly without external memory. Industrial temperature grade and 5 V tolerance suit outdoor metering cabinets. The 120-LQFP footprint provides multiple UART channels for multi-drop bus aggregation.
Direkomendasikan
Legacy 5V Industrial Retrofit Designs
Legacy 5V industrial retrofit designs benefit from the CY9BF506RBPMC-G-UNE1's wide 2.7-5.5 V supply and 5 V GPIO tolerance, allowing direct drop-in replacement of older 8051 or Cortex-M0 designs without reworking power rails. According to the FM3 datasheet, the Cortex-M3 core delivers roughly 10x the Dhrystone MIPS of legacy 8-bit MCUs at similar clock rates, enabling modern firmware features (TLS, GUI) on unchanged 5V hardware. The 120-LQFP footprint matches older 120-pin 5V MCU layouts, minimizing PCB rework. Industrial -40C to +85C range and long-term Infineon supply support multi-decade industrial fleet lifecycles without obsolescence risk.
Direkomendasikan
Ringkasan Produk Direkomendasikan
Data referensi engineering untuk CY9BF506RBPMC-G-UNE1 — pembandingan, panduan desain, dan informasi konformitas.
Panduan Pemilihan
Pembandingan dengan Alternatif
| Parameter Umum | Produk Ini | CY9BF506RBPMC-G-UNE2 | MB9BF506RBPMC-G-UNE1 | CY9BF506RBPMC-G-JNE2 | CY9BF506NBQC-G-JNE2 | MB9BF504RBPMC-G-UNE1 |
|---|---|---|---|---|---|---|
| Package | 120-LQFP (16x16) | 120-LQFP (16x16) | 120-LQFP (16x16) | 120-LQFP (16x16) | 120-LQFP (16x16) | 120-LQFP (16x16) |
| Brand | Infineon | Infineon | Infineon (formerly Cypress) | Infineon | Infineon | Infineon (formerly Cypress) |
| Core | ARM Cortex-M3 | ARM Cortex-M3 | ARM Cortex-M3 | ARM Cortex-M3 | ARM Cortex-M3 | ARM Cortex-M3 |
| Maximum Clock | 80 MHz | 80 MHz | 80 MHz | 80 MHz | 80 MHz | 80 MHz |
| Flash Size | 512 KB | 512 KB | 512 KB | 512 KB | 512 KB | 256 KB |
| RAM Size | 64 KB | 64 KB | 64 KB | 64 KB | 64 KB | 64 KB |
| Supply Voltage | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
| Operating Temperature | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +105C | -40C to +105C | -40C to +85C |
| Series / Family | FM3 MB9A140NA | FM3 MB9B500B | FM3 MB9A140NA | FM3 MB9A140NA | FM3 MB9A140NA | FM3 MB9A140NA |
Diferensiator Kunci
- 5V supply tolerance for legacy industrial design (vsSTM32F103 Cortex-M3 MCUs)
- Identical silicon with two part number prefixes (vsMB9BF506RBPMC-G-UNE1 (Cypress prefix))
- FM3 MB9B500B upgrade path (vsCY9BF506RBPMC-G-UNE2 (MB9B500B series))
Catatan Desain
Per the FM3 MB9A140NA datasheet, place a 100nF ceramic decoupling capacitor within 5 mm of every VCC/VSS pair on the CY9BF506RBPMC-G-UNE1, plus a bulk 10uF tantalum or ceramic cap on each major supply rail. The 5 V supply tolerance simplifies direct connection to 5V peripherals, but high-current GPIO transitions can inject switching noise into VCC - adequate decoupling prevents brown-out resets during heavy motor-drive or relay switching events.
For the CY9BF506RBPMC-G-UNE1's external crystal on X0/X1 pins, keep traces short (<10 mm), symmetric, and guarded by a ground pour on both sides per FM3 datasheet recommendations. Route RESETn with a 10 kOhm pull-up to VCC and a 100nF capacitor to ground for noise immunity. Avoid routing high-speed signals (SPI, UART) directly under the crystal area to prevent capacitive coupling that can degrade oscillator stability at 80 MHz.
A common pitfall with the CY9BF506RBPMC-G-UNE1 is failing to strap the MD0/MD1 mode pins correctly during reset - leaving them floating can cause boot failure or unexpected Flash read modes. Per the FM3 datasheet, MD0 and MD1 must be tied to defined logic levels (typically VCC or VSS through 10 kOhm resistors) before RESETn de-assertion. Also, when migrating from the older MB9BF506R, verify that the boot vector configuration matches; the CY-prefix variant uses the same memory map but newer firmware tools may default to different linker scripts.
Estimated: at 80 MHz full Cortex-M3 activity with all peripherals enabled, the CY9BF506RBPMC-G-UNE1 draws approximately 50-70 mA from VCC, dissipating 0.25-0.35 W in the 120-LQFP. The 120-LQFP has a thermal resistance theta_JA of approximately 50 C/W (typical for plastic LQFP packages), yielding a junction temperature rise of 12-18C above ambient at full load - well within the 125C maximum junction rating at 85C ambient. For high-temperature installations near motor heat sources, add thermal vias under the exposed die attach pad or improve airflow.
Informasi Konformitas
RoHS compliant per Arrow.com and DigiKey listings. Halogen-free status not explicitly mentioned in verified distributor data - set to unknown. Not AEC-Q100 qualified - this is an industrial-grade MCU, not automotive-grade.
