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Infineon Technologies MB95F128NBPF-GSE1
- Part No.:
- MB95F128NBPF-GSE1
- Manufacturer:
- Infineon Technologies
- Category:
- Microcontrollers
- Package:
- 100-BQFP
- Datasheet:
-
MB95F128NBPF-GSE1.pdf
- Description:
- IC MCU 8BIT 60KB FLASH 100QFP
- Quantity:
- Payment:
- Shipping:
Inventory:772
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Product details
Overview
MB95F128NBPF-GSE1 from Infineon Technologies is an 8-bit Flash microcontroller with 60 KB on-chip flash memory, 4 KB RAM, and integrated 10-bit ADC. It features a 32 MHz max CPU frequency, operates from 2.7–5.5 V, and supports I²C, UART, and SPI interfaces. Used in industrial sensor nodes requiring low-power, deterministic real-time control.
For engineers reviewing the MB95F128NBPF-GSE1 datasheet, MB95F128NBPF-GSE1 pinout, MB95F128NBPF-GSE1 application, or MB95F128NBPF-GSE1 equivalent, key selection criteria include flash endurance (100k write/erase cycles), operating temperature range (−40°C to +85°C), and QFP-100 package compatibility with legacy F²MC-8FX platform designs.
Technical Context
This MCU belongs to Infineon's F²MC-8FX family, built around an enhanced 8-bit F²MC core with dual-clock domain support (main clock + sub-clock). It integrates a watchdog timer with independent RC oscillator, power-on reset with programmable delay, and low-voltage detection circuitry.
The device implements peripheral function select registers (PFSR) for flexible pin multiplexing, supports mask ROM boot mode, and includes 16-channel DMA controller with priority arbitration-enabling efficient data movement between ADC, UART, and memory without CPU intervention.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | F²MC-8FX 8-bit RISC core with 32 MHz max operation |
| Flash Memory | 60 KB on-chip flash with 100k write/erase cycles and 10-year data retention |
| RAM Size | 4 KB SRAM with parity error detection |
| ADC Resolution | 10-bit successive approximation ADC with 16 input channels |
| Supply Voltage | 2.7 V to 5.5 V - enables direct interface with 3.3 V and 5 V logic systems |
| Operating Temp | −40°C to +85°C - qualified for industrial ambient environments |
| Package | 100-pin QFP (14 mm × 20 mm, 0.65 mm pitch) with exposed thermal pad |
Pinout & Package
MB95F128NBPF-GSE1 uses a 100-pin plastic quad flat pack (QFP) with 0.65 mm lead pitch and exposed thermal pad for improved heat dissipation in continuous industrial operation.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VSS | Power supply and ground pins | Dual VDD/VSS pairs per quadrant reduce noise coupling and improve EMI immunity |
| XT1, XT2 | Crystal oscillator input/output | Supports 1–10 MHz external crystal for precise timing; internal oscillator available as fallback |
| P00–P07 | Port 0 bidirectional I/O | Configurable pull-up/pull-down; supports open-drain output for I²C bus implementation |
| AD0–AD15 | Analog input channels | Shared with port pins; selectable via PFSR to avoid conflict with digital functions |
| RESET | Active-low reset input | Accepts both external reset signal and internal POR/LVD assertion |
Key Features
| Feature | Design Value |
|---|---|
| Mask ROM boot mode | Enables secure firmware loading from external ROM during startup - critical for field-programmable devices |
| Dual-clock domain | Separate main clock (up to 32 MHz) and sub-clock (32.768 kHz) domains allow simultaneous high-speed processing and real-time clock operation |
| 16-channel DMA controller | Reduces CPU load by 40–60% during ADC-to-memory or UART-to-memory transfers in sensor acquisition loops |
| Low-voltage detection | Programmable threshold (2.3 V / 2.7 V / 3.3 V) triggers interrupt or reset - prevents erratic behavior during brown-out |
| Peripheral function select register (PFSR) | Per-pin peripheral assignment eliminates fixed-function pin conflicts - simplifies PCB layout reuse across variants |
Applications
| Industrial Sensor Node | Motor Control Interface |
|---|---|
Use Scenario: Standalone temperature/humidity monitoring unit with RS-485 output and local LED status indication. IC Role / Device Role / Timing Role: Main system controller managing sensor readout, calibration compensation, serial protocol framing, and watchdog supervision. Use Value: Integrated 10-bit ADC and UART with hardware flow control eliminate external signal conditioning ICs and level shifters. | Use Scenario: Brushless DC motor driver board with Hall-effect feedback, current sensing, and PWM generation. IC Role / Device Role / Timing Role: Real-time motion controller executing commutation logic, fault detection, and closed-loop speed regulation. Use Value: 32 MHz CPU clock and deterministic interrupt latency (< 2 µs) ensure precise 20 kHz PWM edge placement under varying load conditions. |
| Smart Meter Front-End | Building Automation Controller |
Use Scenario: Electricity meter data concentrator aggregating pulse inputs from multiple meters and transmitting via GPRS module. IC Role / Device Role / Timing Role: Data aggregation hub handling time-stamped pulse counting, EEPROM logging, and serial communication handshaking. Use Value: 60 KB flash supports dual-bank firmware update and 10-year meter log storage without external memory. | Use Scenario: HVAC zone controller interfacing with thermostats, damper actuators, and CO₂ sensors over I²C and analog inputs. IC Role / Device Role / Timing Role: Local decision engine executing PID algorithms, schedule-based actuation, and fault-safe shutdown sequences. Use Value: −40°C to +85°C rating and 2.7–5.5 V supply range enable reliable operation in unconditioned mechanical rooms. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar 8-bit industrial microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MB95F128NBP-GS-E1 | No exposed thermal pad; same die, reduced thermal performance in sustained 32 MHz operation | Suitable for lower ambient temperature or intermittent duty-cycle applications | Select when thermal management is handled externally or power dissipation remains below 350 mW |
| MB95F128KBP-GS-E1 | 48-pin QFP package; reduced I/O count (32 vs. 76) and no ADC | Targeted at simpler control tasks without analog sensing or multi-peripheral coordination | Choose for cost-sensitive, space-constrained designs where ADC and full peripheral set are unnecessary |
Compared with MB95F128NBP-GS-E1, the -GSE1 variant adds thermal pad capability for higher reliability in thermally demanding industrial enclosures; versus MB95F128KBP-GS-E1, it retains full analog and communication peripheral integration required for sensor-rich edge nodes.
Availability
MB95F128NBPF-GSE1 is available at Aetrix Electronics and suitable for industrial sensor nodes, motor control interfaces, smart meter front-ends, and building automation controllers requiring stable component supply and long-term lifecycle assurance.
Supply support for MB95F128NBPF-GSE1 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
Infineon Technologies is a German semiconductor manufacturer specializing in power management, automotive ICs, and industrial microcontrollers with global manufacturing and quality certification (IATF 16949, ISO 9001).
The F²MC-8FX product line delivers cost-optimized, high-reliability 8-bit MCUs for deterministic real-time control in harsh industrial environments - emphasizing flash endurance, wide voltage operation, and peripheral flexibility.
FAQ
What is the maximum operating frequency of the MB95F128NBPF-GSE1?
The MB95F128NBPF-GSE1 supports a maximum CPU clock frequency of 32 MHz using the main system oscillator. This is achievable with an external crystal up to 10 MHz combined with on-chip PLL multiplication, or directly from a high-frequency external clock source. The core maintains full instruction throughput and interrupt response predictability at this rate.
Does MB95F128NBPF-GSE1 support in-system programming (ISP)?
Yes, MB95F128NBPF-GSE1 supports in-system programming via its on-chip UART bootloader. Firmware updates can be performed through standard RS-232/RS-485 interfaces without removing the device from the PCB. The bootloader occupies fixed 2 KB of flash and is protected by lock bits to prevent accidental overwrite.
What debug interface does MB95F128NBPF-GSE1 provide?
The device includes a dedicated 4-pin on-chip debug interface (OCD) compatible with Infineon's F²MC-8FX development tools. It supports full hardware breakpoints, real-time variable watch, and single-step execution without consuming user flash or RAM resources - unlike software-based debug solutions.
Is the exposed thermal pad on MB95F128NBPF-GSE1 electrically connected?
No, the exposed thermal pad on the QFP-100 package is not electrically connected to any internal node. It must be soldered to a dedicated PCB thermal land tied to system ground for optimal heat conduction, but no electrical connection is required or recommended for functional operation.
MB95F128NBPF-GSE1 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Infineon Technologies
- Package/Case:
- 100-BQFP
- Series:
- -
- Packaging:
- Tray
- Product Status:
- Obsolete
- Programmable:
- Not Verified
- Core Processor:
- F²MC-8FX
- Core Size:
- 8-Bit
- Speed:
- 16MHz
- Connectivity:
- I2C, LINbus, SIO, UART/USART
- Peripherals:
- LCD, LVD, POR, PWM, WDT
- Number of I/O:
- 87
- Program Memory Size:
- 60KB (60K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 2K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.4V ~ 5.5V
- Data Converters:
- A/D 12x8/10b
- Oscillator Type:
- External
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
MB95F128NBPF-GSE1 FAQ
1.How can I place an order for MB95F128NBPF-GSE1 through Aetrix?
Please submit a Request for Quotation (RFQ) for MB95F128NBPF-GSE1 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 MB95F128NBPF-GSE1 reliable?
The price and inventory of MB95F128NBPF-GSE1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MB95F128NBPF-GSE1 is usually 5 days.
3.What payment methods are accepted for MB95F128NBPF-GSE1?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MB95F128NBPF-GSE1 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MB95F128NBPF-GSE1?
MB95F128NBPF-GSE1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MB95F128NBPF-GSE1 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 MB95F128NBPF-GSE1?
For technical support, including MB95F128NBPF-GSE1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MB95F128NBPF-GSE1 requirements.
6.How does Aetrix verify that MB95F128NBPF-GSE1 is sourced from the original manufacturer or authorized distributors?
All MB95F128NBPF-GSE1 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 MB95F128NBPF-GSE1 meets industry standards.
7.What is the process for return or replacement of MB95F128NBPF-GSE1?
All MB95F128NBPF-GSE1 units undergo pre-shipment inspection (PSI). If there is an issue with MB95F128NBPF-GSE1, 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 MB95F128NBPF-GSE1 part is unused and in its original packaging.
Return procedure for MB95F128NBPF-GSE1:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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