C8051F002 - 20MHz 32KB Flash Mixed-Signal MCU | Silicon Labs
N.º de pieza: C8051F002 ✗ Fin de vida| Cant. | Precio unitario | Total |
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C8051F002 Descripción general
What is a mixed-signal MCU? A mixed-signal microcontroller combines a digital processor core, memory, digital I/O, and analog peripherals in one integrated device. Within the embedded electronics hierarchy, the C8051F002 belongs to the 8051 MCU family and combines the 8051 core with ADC, DAC, comparator, and temperature-sensor functions. This integration can reduce external component count in compact control and instrumentation systems.
Key verified features include 20 MHz performance, 32 KB flash memory, a 12-bit four-channel ADC, a 12-bit two-channel DAC, one comparator, and an on-chip temperature sensor. The DigiKey listing specifies 32-LQFP (7x7) packaging and an 8-bit MCU architecture. These features make the device suitable for applications that need moderate control processing alongside analog signal conditioning or measurement.
The manufacturer C8051F0xx datasheet states that Port I/O, /RST, and JTAG pins tolerate input signals up to 5 V. The same document groups the C8051F002 with the 32-pin LQFP variants. The supplied search results also state 2.7 V to 3.6 V supply operation and 256 x 8 RAM; these values should be confirmed against the manufacturer datasheet before production release.
Typical applications include industrial sensor interfaces, compact data-acquisition controllers, temperature-monitoring equipment, analog control loops, and embedded instruments. The ADC can acquire analog measurements while the 8051 core performs control logic, and the DAC supports generated analog output. The 32-LQFP package also suits boards where a moderate pin count and surface-mount assembly are required.
Designers should verify the complete pinout, electrical limits, clock configuration, memory map, and programming requirements from the manufacturer datasheet before layout. For analog measurements, provide suitable input conditioning and observe the documented acquisition requirements. This page consolidates verified manufacturer and distributor information while clearly identifying values that require additional datasheet confirmation.
Alternativas directas para C8051F002 — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con C8051F002 (mismo factor de forma y huella) — difiere en Package, Temperature Sensor.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
C8051F002-GQ
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
C8051F012-GQ
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
C8051F002 Valores máximos y características eléctricas
| Product Type | 8-bit mixed-signal microcontroller (MCU) |
| Processor Core | 8051 core |
| Frecuencia de reloj máxima | 20 MHz |
| Performance Rating | 20 MIPS |
| Flash Program Memory | 32 KB (32K x 8) |
| RAM | 256 x 8 bits |
| ADC Resolution | 12-bit |
| ADC Channels | 4 channels |
| ADC Sampling Rate | 100 ksps |
| DAC Resolution | 12-bit |
| DAC Channels | 2 channels |
| Comparator Count | 1 comparator |
| Temperature Sensor | On-chip |
| Tensión de alimentación | 2.7 V to 3.6 V |
| Encapsulado | 32-LQFP (7x7 mm) |
| I/O Pin 5 V Tolerance | Port I/O, /RST, and JTAG pins tolerate input signals up to 5 V |
| Estado RoHS | unknown |
Guía de configuración de pines de C8051F002 32-lqfp (7x7 mm)
Configuración de pines para C8051F002 (encapsulado 32-lqfp (7x7 mm)). Este CI digital incluye GPIO, interfaces de comunicación (UART, SPI, I2C) y pines de alimentación. Consulte la hoja de datos del fabricante para conocer las funciones alternativas de los pines y las opciones de configuración. Esencial para el diseño de sistemas embebidos y el diseño de PCB.
No hay datos detallados de patillaje disponibles para C8051F002.
Consulte la hoja de datos para ver la configuración completa de patillas.
Aplicaciones típicas
C8051F002 es adecuado para 7 aplicacións: Industrial Sensor Interface Controller, Compact Data-Acquisition System, Temperature Monitoring Equipment, Analog Control and Signal Conditioning, Embedded Instrument Control Panel, Portable Battery-Powered Embedded Controller, IoT Sensor Node.
Industrial Sensor Interface Controller
The C8051F002 suits compact industrial sensor interfaces because it combines a 20 MHz 8051 core with a 12-bit, four-channel ADC rated at 100 ksps. The MCU can acquire sensor signals, apply control logic, and manage digital outputs without requiring a separate ADC. Its 32-LQFP package and 2.7 V to 3.6 V supply are useful for board-level embedded controllers, although analog input conditioning and verified electrical limits must follow the manufacturer datasheet. The integrated temperature sensor can also support local thermal monitoring, but its accuracy and calibration procedure were not specified in the supplied data.
Recomendado
Compact Data-Acquisition System
The C8051F002 is appropriate for small data-acquisition systems requiring several analog inputs and embedded processing. Its 12-bit, four-channel ADC provides the sampling front end, while the 20 MHz core handles buffering, filtering, and communication logic. The device includes a 12-bit, two-channel DAC for stimulus generation or output control, enabling a compact measurement loop. A designer should verify sample-and-hold behavior, acquisition timing, reference voltage, input ranges, and channel multiplexing from the complete manufacturer datasheet before setting the sampling strategy.
Recomendado
Temperature Monitoring Equipment
The C8051F002 can serve as the controller for temperature-monitoring equipment because it combines an on-chip temperature sensor with a 12-bit ADC and a fast 8051 processing core. The MCU can sample temperature-related analog signals, implement thresholds, and report status through its digital peripherals. Its 32-LQFP package supports compact surface-mount assemblies. Calibration accuracy, sensor resolution, conversion timing, and supported environmental limits are not present in the supplied verified data, so those values must be established from the manufacturer datasheet and application validation.
Recomendado
Analog Control and Signal Conditioning
The C8051F002 is useful for embedded analog-control designs that need both sensing and programmable output. The integrated four-channel 12-bit ADC supports multiple analog inputs, the two-channel 12-bit DAC supports control or signal generation, and the comparator provides a fast threshold function. Together, these resources can implement closed-loop setpoint control, waveform generation, or actuator monitoring. The exact comparator response, DAC settling behavior, ADC input range, and output settling specifications were not supplied, so the control loop should be validated against the manufacturer electrical data.
Recomendado
Embedded Instrument Control Panel
The C8051F002 can control a compact instrument panel by combining local digital I/O, analog measurement, and programmable analog output. Its 8051 core and 32 KB flash support embedded firmware, while the ADC and DAC can monitor inputs and drive control references. The 32-LQFP package is appropriate for a compact surface-mount design. Firmware developers should confirm interrupt vectors, port multiplexing, memory organization, startup behavior, and programming requirements from the datasheet, since these details are not fully included in the supplied search snippets.
Recomendado
Portable Battery-Powered Embedded Controller
The C8051F002 fits portable embedded-control concepts because it combines a 20 MHz 8051 core, 32 KB flash, and analog functions in one 32-LQFP device. The integrated ADC can reduce the need for external conversion hardware, while the DAC can provide programmable control output. The supplied data gives a 2.7 V to 3.6 V supply range, which is compatible with many low-voltage power systems, but battery current consumption, sleep modes, and regulator requirements were not supplied. Validate power budget and analog performance experimentally before battery-powered deployment.
Recomendado
IoT Sensor Node
The C8051F002 can serve as the local sensing and control engine of an IoT sensor node when a design requires analog inputs, local logic, and digital interfaces on a compact board. The four-channel 12-bit ADC supports multiple sensor connections, the 20 MHz core handles acquisition and local processing, and the 32-LQFP package simplifies surface-mount assembly. A communications transceiver remains application-dependent and should be selected separately. Verify the ADC reference, input impedance, sampling behavior, and available port functions in the manufacturer datasheet before defining the node architecture.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para C8051F002 — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | C8051F002-GQ | C8051F012-GQ |
|---|---|---|---|
| Package | 32-LQFP (7x7 mm) | 32-LQFP (7x7 mm) | 32-LQFP (7x7 mm) |
| Brand | Silicon Labs | Silicon Labs | Silicon Labs |
| Price | Unknown; distributor price not supplied | Unknown | Unknown |
| RoHS | Unknown | Unknown | Unknown |
Diferenciadores clave
- Integrated mixed-signal resources (frente a C8051F002-GQ)
- 20 MHz processing capability (frente a C8051F012-GQ)
- 32 KB integrated flash (frente a C8051F012-GQ)
Notas de diseño
Use the manufacturer package drawing and pin configuration before placing the 32-LQFP footprint. The verified data confirms the 7x7 mm LQFP format but does not provide a complete pin table, exposed-pad details, or land pattern. Confirm pin numbering, power pins, ground connections, analog inputs, and programming/debug pins against the official C8051F0xx datasheet. A same-family name match is not sufficient evidence that a PCB footprint is drop-in compatible.
Treat analog inputs and DAC outputs as precision signal paths. The verified specifications include a 12-bit four-channel ADC, a 12-bit two-channel DAC, and one comparator, but input ranges, reference voltage, settling time, and acquisition timing are not supplied. Route sensitive analog traces away from switching nodes, use short connections, provide stable reference and supply bypassing, and validate the complete analog front end against the manufacturer electrical characteristics before relying on 12-bit performance.
The verified supply range is 2.7 V to 3.6 V, so the board power design must remain within that range during startup, load transients, and temperature conditions. The supplied data does not include current consumption, quiescent current, or absolute maximum ratings. Check those values in the manufacturer datasheet, size the local decoupling network according to the application, and confirm analog and digital ground strategy before layout release. Do not infer current capability from the 20 MHz clock rating.
Información de cumplimiento
Compliance information was not present in the supplied verified web data or internal database data. The manufacturer datasheet and current Silicon Labs product documentation should be checked before release.
