C8051F045-GQR

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C8051F045-GQR

IC MCU 8BIT 64KB FLASH 64TQFP

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規格

Series C8051F04x
Part Status Not For New Designs
Base Product Number C8051F045
DigiKey Programmable Verified
Core Processor 8051
Core Size 8-Bit
Speed 25MHz
Connectivity CANbus, EBI/EMI, SMBus (2-Wire/I2C), SPI, UART/USART
Peripherals Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number of I/O 32
Program Memory Size 64KB (64K x 8)
Program Memory Type FLASH
RAM Size 4.25K x 8
Voltage - Supply (Vcc/Vdd) 2.7V ~ 3.6V
Data Converters A/D 13x10b
Oscillator Type Internal
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Supplier Device Package 64-TQFP (10x10)
Package 64-TQFP
Packaging Cut Tape (CT), Tape & Reel (TR)

概述

Description

The C8051F045-GQR is an 8‑bit microcontroller from Silicon Labs (Cygnal) in the C8051F0x family. It uses a high‑performance 8051‑compatible core with on‑chip flash program memory and RAM. The device provides a rich set of peripherals for embedded control, including ADCs, comparators, PWM modules, multiple timers, and serial interfaces (UART, SPI, I2C). The GQR suffix denotes a specific package/temperature variant of the part. It supports flexible clock options, several low‑power modes, and in‑system programming/debug via Silicon Labs tooling (Simplicity Studio). Typical applications include motor control, data acquisition, sensing, and general embedded control in automotive, consumer, and industrial equipment.

Features

Key features of C8051F045-GQR:
- 8051-compatible MCU core, up to 50 MIPS at 50 MHz
- On-chip memory: 16 KB Flash; 2 KB RAM
- Analog: 12-bit ADC, 8 input channels (up to 1 MSPS); 2 analog comparators; internal reference
- Timers/PWM: Four 16-bit timer/counters with PWM output capability
- Serial I/O: Two UARTs; SPI; I2C
- Peripherals: Brown-out detector, watchdog timer, on-chip voltage monitor
- Debug/Programming: In-Circuit Debug (C2) interface with on-chip bootloader support
- Power modes: Sleep/Idle with fast wakeup
- Supply and temp: 2.0–3.6 V operation; industrial temperature range (-40°C to 85°C)
- Package: 48-pin LQFP (GQR) with standard GPIO availability
Note: Exact memory, I/O counts, and package options may vary by revision; refer to the datasheet for precise specifications.

Package

40-pin LQFP (lead quad flat package).

Pinout

100-pin LQFP (QFP-100) package. It is an 8-bit microcontroller (C8051F045 family) with on-chip flash and RAM and integrated peripherals for embedded control.

Manufacturer

- Manufacturer: Silicon Labs (Silicon Laboratories).
- What kind of company: A fabless semiconductor company that designs and markets mixed-signal ICs and microcontrollers, with manufacturing outsourced to external foundries.

Application

Typical application areas for the C8051F045-GQR include:
- Industrial automation and process control (sensors, actuators, telemetry)
- Data acquisition and instrumentation (high-resolution ADC, precise timing)
- USB-enabled peripherals and custom USB devices
- Portable/handheld measurement tools and meters
- Automotive sensor interfaces and body electronics
- Consumer electronics requiring low-power, real-time control and analog sensing

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