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NXP Semiconductors LPC1113FHN33/202:5
- Part No.:
- LPC1113FHN33/202:5
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 32-VQFN Exposed Pad
- Datasheet:
-
LPC1113FHN33/202:5.pdf
- Description:
- IC MCU 32BIT 24KB FLASH 32HVQFN
- Quantity:
- Payment:
- Shipping:
Inventory:4,391
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Product details
Overview
LPC1113FHN33/202 from NXP Semiconductors is a 32-bit ARM Cortex-M0 microcontroller in HVQFN33 package, featuring 24 kB flash, 4 kB SRAM, 28 GPIO pins, 10-bit ADC with 8-channel input multiplexing, and a single UART with RS-485 support - deployed in lighting control systems requiring compact size and low-power operation.
For engineers reviewing the LPC1113FHN33/202 datasheet, LPC1113FHN33/202 pinout, LPC1113FHN33/202 application, or LPC1113FHN33/202 equivalent, this page delivers verified technical context, validated pin functions, real-world use cases, and confirmed alternative options for industrial embedded design and volume procurement.
Technical Context
The LPC1113FHN33/202 implements an ARM Cortex-M0 core running at up to 50 MHz, paired with a programmable windowed watchdog timer and integrated Power Management Unit supporting Sleep, Deep-sleep, and Deep power-down modes. Its clock system includes a 12 MHz internal RC oscillator trimmed to ±1 % accuracy and a crystal oscillator interface (1–25 MHz).
Digital peripherals include one Fast-mode Plus I²C-bus interface (1 Mbit/s), one UART with fractional baud rate generation and RS-485 support, two SPI controllers (SSP features, FIFO), four general-purpose timers (up to 13 match outputs), and configurable open-drain GPIO on LPC1100L-series parts like this variant.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | ARM Cortex-M0, 50 MHz max - enables deterministic real-time control with Thumb-2 instruction set and NVIC interrupt handling. |
| Flash Memory | 24 kB - sufficient for firmware with bootloader, communication stacks, and application logic in cost-sensitive lighting and metering devices. |
| SRAM | 4 kB - supports moderate data buffering, stack depth, and RTOS task contexts without external memory. |
| GPIO Pins | 28 - all available in HVQFN33 package, with configurable pull-up/pull-down and edge/level-sensitive interrupt capability. |
| ADC | 10-bit, 8-channel - allows simultaneous monitoring of multiple analog sensors (e.g., ambient light, temperature, current) in white goods interfaces. |
| I²C Interface | Fast-mode Plus (1 Mbit/s) - enables high-speed communication with EEPROMs, sensors, and display drivers while maintaining backward compatibility. |
| UART | RS-485/EIA-485 compliant - supports robust multi-drop bus communication in alarm systems and industrial control panels. |
| Power Supply | 1.8 V to 3.6 V - compatible with standard Li-ion battery rails and regulated 3.3 V supplies in portable and mains-powered equipment. |
Pinout & Package
HVQFN33 package: plastic thermal enhanced very thin quad flat package, no leads, 33 terminals, body size 7 × 7 × 0.85 mm.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| RESET/PIO0_0 | Reset input / General-purpose I/O | Active-low reset with internal pull-up; dual-function pin usable as GPIO after boot. |
| XTALIN / XTALOUT | Crytal oscillator inputs | Supports external 1–25 MHz crystal for precise timing; optional bypass for internal RC oscillator use. |
| SWDIO / PIO1_3 / AD4 / CT32B1_MAT2 | Debug I/O / ADC input / Timer match | Multi-function pin enabling Serial Wire Debug, analog sensing, and timer event triggering in shared-pin designs. |
| PIO0_4 / SCL | I²C clock line | Open-drain output with internal pull-up option - directly drives I²C bus without external resistors in many configurations. |
| PIO0_5 / SDA | I²C data line | Open-drain bidirectional I²C data path - supports Fast-mode Plus speeds up to 1 Mbit/s with proper bus capacitance control. |
| PIO1_6 / RXD / CT32B0_MAT0 | UART receive / Timer match | Hardware UART input with framing error detection; also serves as match output for 32-bit timer channel 0. |
| PIO1_7 / TXD / CT32B0_MAT1 | UART transmit / Timer match | Drives RS-485 transceiver enable via software-controlled match output or direct UART output. |
| VDD (pins 8, 24) | Power supply | Dual VDD pins improve power integrity and reduce noise coupling in high-frequency MCU operation. |
| VSS (pin 33) | Ground | Single ground terminal - requires careful PCB layout with low-inductance return path to minimize EMI in mixed-signal applications. |
Key Features
| Feature | Design Value |
|---|---|
| Power profiles in boot ROM | One function call optimizes performance vs. power across Sleep, Deep-sleep, and Deep power-down modes - reduces firmware development effort for battery-powered devices. |
| Configurable open-drain GPIO | Enables direct interfacing with I²C, SMBus, and 1-Wire buses without external pull-ups in many cases - simplifies BOM and layout. |
| Windowed watchdog timer | Prevents runaway code while allowing intentional long delays - critical for fail-safe operation in alarm and eMetering applications. |
| High-current GPIO (20 mA) | Drives LEDs or small relays directly - eliminates need for discrete driver transistors in lighting and indicator control circuits. |
| Serial Wire Debug (SWD) | Two-pin debug interface with full JTAG-equivalent functionality - enables in-circuit programming and real-time trace with minimal PCB footprint. |
Applications
| Lighting Control | eMetering |
|---|---|
Use Scenario: Dimmable LED driver with ambient light sensing and wireless command reception. IC Role / Device Role / Timing Role: Main controller executing PWM dimming algorithms, reading ADC channels for light/temperature feedback, and managing UART-based Zigbee or BLE module communication. Use Value: 28 GPIO and 8-channel ADC enable integration of multiple sensors and drivers; 24 kB flash accommodates lighting protocol stacks (DALI, DMX) plus application logic. | Use Scenario: Smart electricity meter with tamper detection, pulse counting, and HAN communication. IC Role / Device Role / Timing Role: System-on-chip managing metrology ADC sampling, real-time clock, secure firmware updates, and RS-485 HAN interface to home gateway. Use Value: Windowed WDT ensures reliable meter operation under fault conditions; UART with RS-485 support meets ANSI C12.19 and DLMS/COSEM requirements. |
| Alarm Systems | White Goods |
Use Scenario: Wireless security panel with PIR motion sensors, door contact inputs, and siren output. IC Role / Device Role / Timing Role: Central MCU polling sensor inputs, processing alarm logic, driving audio alerts via PWM, and communicating status over UART to GSM modem. Use Value: 28 GPIO support extensive discrete input/output expansion; low-power Deep-sleep mode extends battery life in backup-powered panels. | Use Scenario: Washing machine main control board managing motor drive, water level sensing, and user interface. IC Role / Device Role / Timing Role: Real-time controller coordinating motor commutation timing, ADC-based current/voltage monitoring, and touch-button UI via capacitive sensing. Use Value: 10-bit ADC with 8 channels enables concurrent monitoring of motor phase currents, NTC thermistors, and pressure transducers; 4 kB SRAM supports PID loop buffers and state machines. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| LPC1113FBD48/302 | LQFP48 package (48 pins), 42 GPIO, same 24 kB flash/4 kB SRAM, identical LPC1100L series features. | Supports higher peripheral count (e.g., second SPI, more ADC channels) and easier prototyping due to through-hole or larger pitch footprint. | Select when board space permits larger package and additional GPIO or analog inputs are required. |
| LPC1112FHN33/202 | 16 kB flash, 4 kB SRAM, otherwise identical pinout, peripherals, and power profile support. | Suitable for simpler firmware (e.g., basic sensor node) where reduced code size suffices and cost optimization is critical. | Choose when application firmware fits within 16 kB and BOM cost reduction is prioritized over future firmware headroom. |
Compared with LPC1113FHN33/202, LPC1113FBD48/302 offers greater I/O scalability in LQFP48, while LPC1112FHN33/202 trades 8 kB flash for lower unit cost - both retain identical power management, debug interface, and peripheral compatibility for seamless migration.
Availability
LPC1113FHN33/202 is available at Aetrix Electronics and suitable for lighting control, eMetering, alarm systems, and white goods applications requiring stable component supply, long-term lifecycle assurance, and consistent parametric performance across production batches.
Supply support for LPC1113FHN33/202 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
NXP Semiconductors is a global semiconductor company headquartered in Eindhoven, Netherlands, specializing in secure connectivity solutions for automotive, industrial, and IoT markets.
The LPC111x series was designed specifically for cost-sensitive 8/16-bit MCU replacement in industrial control, smart sensing, and appliance applications - emphasizing low power, small footprint, and ease of integration with legacy toolchains.
FAQ
What is the maximum operating frequency of the LPC1113FHN33/202?
The LPC1113FHN33/202 operates at a maximum CPU frequency of 50 MHz, achieved using either the internal 12 MHz RC oscillator with PLL multiplication or an external crystal oscillator (1–25 MHz). This frequency enables real-time execution of control loops and communication protocols without external clock sources.
Does the LPC1113FHN33/202 support in-system programming (ISP)?
Yes, the LPC1113FHN33/202 supports In-System Programming (ISP) via its built-in bootloader, accessible through UART using standard serial commands. This allows field firmware updates without requiring dedicated debug hardware - a key feature for deployed eMetering and alarm system products.
What ADC resolution and channel count does the LPC1113FHN33/202 provide?
The LPC1113FHN33/202 integrates a 10-bit successive approximation ADC with input multiplexing across 8 pins (AD[7:0]), all available in the HVQFN33 package. This enables simultaneous monitoring of multiple analog signals such as temperature, light intensity, or motor current in white goods and lighting applications.
Is the LPC1113FHN33/202 pin-compatible with other LPC111x HVQFN33 variants?
Yes, the LPC1113FHN33/202 shares identical pinout and package dimensions with all LPC111x HVQFN33 variants (e.g., LPC1112FHN33/202, LPC1114FHN33/202), including matching power, ground, debug, and peripheral signal assignments - enabling drop-in replacement within the same series for memory or feature scaling.
What debug interface does the LPC1113FHN33/202 use, and how many pins does it require?
The LPC1113FHN33/202 uses Serial Wire Debug (SWD), a two-pin ARM-standard interface (SWDIO and SWCLK) that provides full debugging and programming capability. These signals are assigned to PIO1_3 and PIO0_10 respectively - minimizing PCB routing overhead while supporting real-time trace and flash programming.
LPC1113FHN33/202:5 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 32-VQFN Exposed Pad
- Series:
- LPC1100L
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- ARM® Cortex®-M0
- Core Size:
- 32-Bit Single-Core
- Speed:
- 50MHz
- Connectivity:
- I2C, SPI, UART/USART
- Peripherals:
- Brown-out Detect/Reset, POR, WDT
- Number of I/O:
- 28
- Program Memory Size:
- 24KB (24K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 4K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.8V ~ 3.6V
- Data Converters:
- A/D 8x10b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
LPC1113FHN33/202:5 FAQ
1.How can I place an order for LPC1113FHN33/202:5 through Aetrix?
Please submit a Request for Quotation (RFQ) for LPC1113FHN33/202:5 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 LPC1113FHN33/202:5 reliable?
The price and inventory of LPC1113FHN33/202:5 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for LPC1113FHN33/202:5 is usually 5 days.
3.What payment methods are accepted for LPC1113FHN33/202:5?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for LPC1113FHN33/202:5 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for LPC1113FHN33/202:5?
LPC1113FHN33/202:5 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your LPC1113FHN33/202:5 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 LPC1113FHN33/202:5?
For technical support, including LPC1113FHN33/202:5 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your LPC1113FHN33/202:5 requirements.
6.How does Aetrix verify that LPC1113FHN33/202:5 is sourced from the original manufacturer or authorized distributors?
All LPC1113FHN33/202:5 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 LPC1113FHN33/202:5 meets industry standards.
7.What is the process for return or replacement of LPC1113FHN33/202:5?
All LPC1113FHN33/202:5 units undergo pre-shipment inspection (PSI). If there is an issue with LPC1113FHN33/202:5, 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 LPC1113FHN33/202:5 part is unused and in its original packaging.
Return procedure for LPC1113FHN33/202:5:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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