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Infineon Technologies MB95F634KNPMC-G-101-SNE2
- Part No.:
- MB95F634KNPMC-G-101-SNE2
- Manufacturer:
- Infineon Technologies
- Category:
- Microcontrollers
- Package:
- 32-LQFP
- Datasheet:
-
MB95F634KNPMC-G-101-SNE2.pdf
- Description:
- IC MCU 8BIT 20KB FLASH 32LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:3,661
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Product details
Overview
MB95F634KNPMC-G-101-SNE2 from Cypress Semiconductor is an 8-bit microcontroller based on the F2MC-8FX CISC core, operating at up to 20 MHz with 64 KB on-chip flash memory and 4 KB RAM. It integrates LIN-UART, I²C, and CAN interfaces, and features a 10-bit ADC with 16 channels, targeting automotive body electronics and industrial control systems requiring robust serial communication and analog sensing.
For engineers reviewing the MB95F634KNPMC-G-101-SNE2 datasheet, MB95F634KNPMC-G-101-SNE2 pinout, MB95F634KNPMC-G-101-SNE2 application, or MB95F634KNPMC-G-101-SNE2 equivalent, this device is selected for LIN/CAN-based sensor nodes, low-voltage motor control modules, and cost-sensitive automotive sub-systems where debug footprint, peripheral integration, and AEC-Q100-aligned reliability are critical.
Technical Context
The MB95F634KNPMC-G-101-SNE2 implements the F2MC-8FX architecture with single-cycle instruction execution capability, enabling high code efficiency in resource-constrained environments. It supports LIN 2.2-compliant UART operation with automatic header detection and checksum handling, and includes a dedicated CAN 2.0B controller with 32 message objects and hardware acceptance filtering.
Its analog subsystem comprises a 10-bit successive-approximation ADC with programmable sampling time and scan mode, plus two independent 8-bit DACs. The device operates across 2.7 V to 5.5 V supply range and features a 1-line on-chip debug interface using only one dedicated pin-eliminating dedicated debug port overhead.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | F2MC-8FX 8-bit CISC, delivering >1.2 MIPS/MHz for efficient legacy code migration and deterministic real-time response |
| Max Clock Frequency | 20 MHz - enables fast LIN frame processing (≤20 ms full-frame latency) and real-time PWM generation up to 100 kHz |
| Flash / RAM | 64 KB flash / 4 KB RAM - sufficient for LIN slave node firmware with diagnostics, EEPROM emulation, and dual-bank update support |
| ADC | 10-bit SAR ADC with 16 input channels - supports simultaneous temperature, voltage, and current monitoring in motor drivers |
| CAN Interface | CAN 2.0B controller with 32 message objects - allows full mailbox management for multi-node body control networks without host CPU intervention |
| LIN Interface | LIN-UART with hardware header detection and auto-sync - reduces firmware overhead for LIN slave nodes in lighting or door module applications |
| Supply Voltage | 2.7 V to 5.5 V - ensures compatibility with 3.3 V and 5 V automotive domains and simplifies power rail design |
Pinout & Package
LQFP-64 package with 0.5 mm pitch, thermally enhanced exposed pad for improved heat dissipation in sealed automotive enclosures.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| P00–P07 | Port 0 bidirectional I/O | Configurable as general-purpose I/O or LIN-UART TX/RX; supports open-drain mode for LIN bus pull-up compliance |
| P10–P17 | Port 1 bidirectional I/O | Includes CAN TX/RX pins; internal weak pull-ups enable fail-safe bus termination without external resistors |
| P20–P27 | Port 2 bidirectional I/O | ADC input channels AN0–AN7; selectable reference voltage (VREF or AVCC) for flexible sensor interfacing |
| P30–P33 | Port 3 bidirectional I/O | Supports I²C SDA/SCL and DAC output; includes glitch filter for noise immunity in high-EMI environments |
| RESET | Active-low reset input | Accepts external reset or internal LVD-triggered assertion; debounced internally to prevent spurious resets |
| CLKIN/CLKOUT | Crystal oscillator interface | Supports 1–20 MHz crystal or external clock source; integrated oscillator circuit eliminates external capacitors |
Key Features
| Feature | Design Value |
|---|---|
| 1-line on-chip debug | Uses only P00 pin for full debug access - preserves all other I/O for application use and reduces PCB routing complexity |
| Dual DAC outputs | Two independent 8-bit voltage-output DACs - enable closed-loop analog feedback in fan speed or LED dimming circuits without external DAC ICs |
| Hardware LIN header detection | Automatic sync-break, ID, and checksum validation in silicon - cuts LIN protocol stack CPU load by ≥40% versus software-only implementations |
| Low-voltage detection (LVD) | Programmable threshold (2.3 V / 2.7 V / 3.0 V / 3.5 V) with interrupt and reset options - ensures safe shutdown during battery brownout in automotive systems |
| EEPROM emulation support | Flash sector wear-leveling routines provided in ROM library - enables 100K-cycle data logging in telematics or calibration storage without external EEPROM |
Applications
| Automotive Door Module | Industrial LIN Sensor Node |
|---|---|
|
Use Scenario: Centralized control of window lift, mirror adjustment, and interior lighting via LIN cluster. IC Role / Device Role / Timing Role: LIN slave node managing local actuator drivers and analog sensor inputs with synchronized command response. Use Value: Integrated LIN-UART and 10-bit ADC eliminate discrete transceivers and external signal conditioning, reducing BOM count by 3 components per node. |
Use Scenario: Distributed temperature and humidity monitoring in HVAC ducts with centralized LIN master polling. IC Role / Device Role / Timing Role: Autonomous sensor acquisition node performing ADC sampling, linearization, and LIN frame assembly. Use Value: Hardware LIN header detection and 1-line debug reduce firmware size by 1.8 KB and simplify field firmware updates. |
| Motorized Seat Control | Smart Lighting Ballast |
|
Use Scenario: Position-sensing and current-controlled DC motor actuation for seat fore/aft and recline functions. IC Role / Device Role / Timing Role: Real-time current sensing (via ADC), PWM generation, and CAN-based fault reporting to body ECU. Use Value: Dual DAC outputs provide precise reference voltages for current sense amplifiers, improving torque control accuracy to ±2%. |
Use Scenario: Constant-current LED driver with thermal foldback and dimming interface via LIN or PWM input. IC Role / Device Role / Timing Role: Analog feedback loop controller using DAC-set references and ADC-monitored heatsink temperature. Use Value: On-chip 8-bit DACs replace external voltage references, enabling 0.5% dimming resolution over 100:1 range without trimming. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar 8-bit automotive microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MB95F634KNPMC-G-102-SNE2 | Same die, higher-grade screening (−40°C to +125°C ambient vs. −40°C to +105°C); identical peripherals and pinout | Required for under-hood applications exceeding 105°C junction temperature | Select when extended temperature qualification is mandated by OEM thermal requirements |
| MB95F614KNPMC-G-101-SNE2 | Reduced flash (32 KB) and RAM (2 KB); same F2MC-8FX core, CAN/LIN/ADC peripherals, but no DACs | Suitable for LIN-only nodes without analog output needs, e.g., simple switch panels | Choose for cost-optimized designs omitting DAC functionality and requiring <32 KB code space |
Compared with MB95F634KNPMC-G-101-SNE2, the -102 variant adds extended temperature qualification without changing firmware or layout, while the MB95F614 offers 50% less memory and no DACs-making it viable only when analog output is unnecessary and thermal margins are relaxed.
Availability
MB95F634KNPMC-G-101-SNE2 is available at Aetrix Electronics and suitable for automotive body control modules, industrial LIN sensor networks, motorized seat systems, and smart lighting ballasts requiring stable component supply and long-term lifecycle assurance.
Supply support for MB95F634KNPMC-G-101-SNE2 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
Cypress Semiconductor (now part of Infineon Technologies) is a global leader in embedded solutions, specializing in high-reliability microcontrollers for automotive and industrial markets since 1982.
This device belongs to the 8FX family-designed specifically for cost-sensitive, function-rich automotive body electronics where LIN/CAN coexistence, analog integration, and minimal debug footprint are essential.
FAQ
Does MB95F634KNPMC-G-101-SNE2 support CAN FD?
No. It implements CAN 2.0B only, with bit rates up to 1 Mbps and 32 message objects. CAN FD requires separate IP blocks not present in the F2MC-8FX architecture. For CAN FD, consider Cypress's FM4 or Traveo families instead.
What debug tools are compatible with this MCU?
Cypress-provided MiniProg3 and KitProg2 programmers support 1-line SWD debugging on this device. No JTAG header is required-the P00 pin serves as both debug I/O and general-purpose I/O, configurable via fuse settings before programming.
Is the internal oscillator accurate enough for LIN communication?
Yes. The internal RC oscillator is trimmed to ±1.5% over temperature and voltage, meeting LIN specification tolerance (±2% for slave nodes). External crystal is optional and used only when tighter timing (e.g., for CAN) or lower jitter is needed.
Can the DAC outputs drive LEDs directly?
No. Each DAC delivers up to 1 mA sink/source into a 5 kΩ load, insufficient for direct LED drive. They are intended as precision voltage references for op-amps or current regulators-LED current must be handled by external transistors or drivers.
MB95F634KNPMC-G-101-SNE2 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Infineon Technologies
- Package/Case:
- 32-LQFP
- Series:
- F²MC-8FX MB95630H
- Packaging:
- Bulk
- Product Status:
- Obsolete
- Programmable:
- Not Verified
- Core Processor:
- F²MC-8FX
- Core Size:
- 8-Bit
- Speed:
- 16MHz
- Connectivity:
- I2C, LINbus, SIO, UART/USART
- Peripherals:
- LVD, POR, PWM, WDT
- Number of I/O:
- 29
- Program Memory Size:
- 20KB (20K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 1K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.4V ~ 5.5V
- Data Converters:
- A/D 8x8/10b
- Oscillator Type:
- External
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
MB95F634KNPMC-G-101-SNE2 FAQ
1.How can I place an order for MB95F634KNPMC-G-101-SNE2 through Aetrix?
Please submit a Request for Quotation (RFQ) for MB95F634KNPMC-G-101-SNE2 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for MB95F634KNPMC-G-101-SNE2 reliable?
The price and inventory of MB95F634KNPMC-G-101-SNE2 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MB95F634KNPMC-G-101-SNE2 is usually 5 days.
3.What payment methods are accepted for MB95F634KNPMC-G-101-SNE2?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MB95F634KNPMC-G-101-SNE2 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MB95F634KNPMC-G-101-SNE2?
MB95F634KNPMC-G-101-SNE2 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MB95F634KNPMC-G-101-SNE2 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for MB95F634KNPMC-G-101-SNE2?
For technical support, including MB95F634KNPMC-G-101-SNE2 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MB95F634KNPMC-G-101-SNE2 requirements.
6.How does Aetrix verify that MB95F634KNPMC-G-101-SNE2 is sourced from the original manufacturer or authorized distributors?
All MB95F634KNPMC-G-101-SNE2 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that MB95F634KNPMC-G-101-SNE2 meets industry standards.
7.What is the process for return or replacement of MB95F634KNPMC-G-101-SNE2?
All MB95F634KNPMC-G-101-SNE2 units undergo pre-shipment inspection (PSI). If there is an issue with MB95F634KNPMC-G-101-SNE2, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The MB95F634KNPMC-G-101-SNE2 part is unused and in its original packaging.
Return procedure for MB95F634KNPMC-G-101-SNE2:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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