C8051F342-GQ
The integrated features of this MCU make it a versatile choice for development projects requiring reliable and efficient processing capabilitiesC8051F342-GQ
The integrated features of this MCU make it a versatile choice for development projects requiring reliable and efficient processing capabilities
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Manufacturer Part # : C8051F342-GQ
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Package/Case: LQFP-32
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Brand: Silicon Labs
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Product Categories : Microcontrollers
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Service & Packaging
About After Sales Service
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C8051F342-GQ DataSheet
Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Details
The C8051F342-GQ microcontroller from Silicon Labs' C8051F34x series is a powerhouse of performance, featuring an 8051 core with a maximum CPU speed of 25 MHz. With 8 kB of flash memory and 256 bytes of RAM, it offers ample storage for program and data, while its full-speed USB 2.0 interface makes it ideal for USB-based applications. Alongside these, the microcontroller boasts a 10-bit ADC with eight channels, a UART, and multiple timers/counters for precise timing and control. Operating within a voltage supply range of 2.7V to 3.6V, the C8051F342-GQ is suitable for low-power applications, and its temperature range of -40°C to 85°C allows for reliable operation in diverse environmental conditions
Key Features
- Pipelined instruction architecture - Executes 70% of instruction set in 1 or 2 system clocks
- Expanded interrupt handler
- Two comparators
- USB specification 2.0 compliant
- Full speed (12Mbps) or low speed (1.5Mbps) operation
- Integrated clock recovery - no external crystal required for full speed or low speed
- Supports eight flexible endpoints
- 1kB USB Buffer memory
- Integrated transceiver, no external resistors required
- On-chip debug circuitry facilitates full speed, non-intrusive in-system debug
- Provides breakpoints, single stepping, inspect/modify memory and registers
- Superior performance to emulation systems using ICE-chips, target pods and sockets
- Hardware enhanced UART, SMBus™ and SPI™ serial ports
- Four general purpose 16-bit counter/timers
- 16-bit Programmable counter array (PCA) with five capture/compare modules
- External memory interface (EMIF)
- Internal Oscillator - ±0.25% accuracy with clock recovery enabled
- External oscillator - Crystal, RC, C or clock (1 or 2 pin modes)
- Low frequency (80kHz) Internal oscillator
- Can switch between clock sources on-the-fly
Application
- Industrial
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Product Category ! | 8-bit Microcontrollers - MCU | RoHS | Details |
Core | 8051 | Program Memory Size | 64 kB |
Data RAM Size | 4.25 kB | Package / Case | LQFP-32 |
Maximum Clock Frequency | 48 MHz | ADC Resolution | 10 bit |
Number of I/Os | 25 I/O | Supply Voltage - Min | 2.7 V |
Supply Voltage - Max | 5.25 V | Mounting Style | SMD/SMT |
Data Bus Width | 8 bit | Minimum Operating Temperature | - 40 C |
Maximum Operating Temperature ! | + 85 C | Series | C8051F342 |
Brand | Silicon Labs | Data ROM Size | 128 B |
Data ROM Type | Flash | Height | 1.4 mm |
Interface Type | I2C, SMBus, SPI, UART, USB | Length | 7 mm |
Moisture Sensitive | Yes | Number of ADC Channels | 17 Channel |
Number of Timers/Counters | 4 Timer | Processor Series | C8051 |
Product | MCUs | Product Type ! | 8-bit Microcontrollers - MCU |
Program Memory Type ! | Flash | Factory Pack Quantity | 1250 |
Subcategory | Microcontrollers - MCU | Width | 7 mm |
Unit Weight | 0.005742 oz |
Specification Comparison
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is C8051F342-GQ?
The C8051F342-GQ is a high-performance, mixed-signal microcontroller from Silicon Labs. It is part of the C8051F34x series and is designed for embedded control applications that require analog integration and digital processing capabilities.
How Does C8051F342-GQ Work?
The C8051F342-GQ operates as a microcontroller with integrated analog peripherals such as ADCs, DACs, and comparators. It incorporates a high-performance 8051 core for digital processing tasks and interfaces with external sensors and devices for data acquisition and control.
How Many Pins does C8051F342-GQ have and What are the Functions of the Pinout Configuration?
The C8051F342-GQ is available in a 48-pin QFN (Quad Flat No-leads) package. The pinout configuration includes:
- VDD, VSS: Power supply pins.
- P1.0-P1.7: General-purpose I/O pins.
- P2.0-P2.7: General-purpose I/O pins.
- ADC0, ADC1: Analog-to-digital converter inputs.
- DAC0, DAC1: Digital-to-analog converter outputs.
- CMP+ and CMP-: Comparator input pins.
- SCK, MOSI, MISO: SPI interface pins.
- TX, RX: UART communication pins.
What are the Pros and Cons of C8051F342-GQ?
Pros:
- Integrated Analog Peripherals: Features built-in ADCs, DACs, and comparators for analog signal processing.
- 8051 Core: Utilizes a widely-used 8051 core for efficient digital processing and control.
- Rich Connectivity Options: Supports popular communication interfaces like SPI and UART for easy integration.
- Low Power Consumption: Designed for energy-efficient operation in embedded systems.
Cons:
- Legacy Architecture: The 8051 core may not offer the same performance as modern microcontroller cores.
- Limited Flash and RAM: May have limitations in program memory and data storage for complex applications.
- Peripheral Sharing: Some pins may serve multiple functions, requiring careful configuration.
Are There Any Equivalents/Alternatives to C8051F342-GQ for Recommendation?
- Alternatives to the C8051F342-GQ include the STM32 series from STMicroelectronics and the PIC18 series from Microchip.
- A similar microcontroller is the MSP430 series from Texas Instruments, offering ultra-low-power operation.
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