EFM8LB12F64ES1-C-QFN32R
IC MCU 8BIT 64KB FLASH 32QFN
- 製造商
- Silicon Labs
- 產品分類
- 微控制器 - MCU
- 封裝
- 32-UFQFN Exposed Pad
- 庫存
- 15,656 件
- 供貨狀態
- 當前數量需確認。
產品屬性
| 製造商 | Silicon Labs |
|---|---|
| 產品分類 | 微控制器 - MCU |
| Connectivity | I2C, SMBus, SPI, UART/USART |
| Core Processor | CIP-51 8051 |
| Core Size | 8-Bit |
| Data Converters | A/D 20x14b; D/A 4x12b |
| Mounting Type | Surface Mount |
| Number of I/O | 29 |
| Operating Temperature | -40°C ~ 105°C (TA) |
| Oscillator Type | Internal |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Product status | Active |
| Program Memory Size | 64KB (64K x 8) |
| Program Memory Type | Flash |
| RAM Size | 4.25K x 8 |
| Series | Laser Bee |
| Speed | 72MHz |
| Supplier Device Package | 32-QFN (4x4) |
| Voltage - Supply (Vcc/Vdd) | 2.2V ~ 3.6V |
| 資料表 | 查看資料表PDF |
採購概覽
EFM8LB12F64ES1-C-QFN32R 的主要供貨及採購資訊。
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EFM8LB12F64ES1-C-QFN32R 詳細描述
Product Overview
The Silicon Labs EFM8LB12F64ES1-C-QFN32R is an 8-bit CIP-51 8051 microcontroller in the Laser Bee series, offered in a 32-QFN (4x4) surface-mount package with an exposed pad. It provides 64KB (64K x 8) FLASH program memory and 4.25K x 8 RAM, with an internal oscillator and a 72MHz core speed. The device operates from a 2.2V to 3.6V supply and supports an ambient temperature range of -40°C to 105°C. Available resources include 29 I/O pins, I2C, SMBus, SPI, and UART/USART interfaces, plus PWM, brown-out detect/reset, power-on reset, and watchdog timer peripherals. Analog integration includes 20 14-bit ADC channels and 4 12-bit DAC channels.
Key Features
- 8-bit CIP-51 8051 core with 72MHz speed and internal oscillator
- 64KB (64K x 8) FLASH program memory and 4.25K x 8 RAM
- 29 I/O pins with I2C, SMBus, SPI, and UART/USART connectivity
- 20 14-bit ADC channels and 4 12-bit DAC channels
- PWM, brown-out detect/reset, power-on reset, and watchdog timer peripherals
- 2.2V to 3.6V operating voltage range
- -40°C to 105°C (TA) operating temperature range
- 32-QFN (4x4) surface-mount package with exposed pad
Applications
- General-purpose embedded control using 29 I/O pins and PWM resources
- Sensor measurement nodes using 14-bit ADC inputs and serial communication over I2C, SMBus, SPI, or UART/USART
- Analog output generation for control signals using the integrated 12-bit DAC channels
- Compact 2.2V to 3.6V embedded controllers constrained by a 32-QFN (4x4) footprint
- System monitoring and reset management using brown-out detect/reset, power-on reset, and watchdog timer features
Design & Procurement Notes
Design reviews should confirm that the 2.2V to 3.6V supply range, 64KB FLASH size, 4.25K x 8 RAM, and 29 I/O pins match the firmware and interface plan. The 32-QFN (4x4) package with exposed pad requires attention to land pattern, thermal pad connection, and decoupling. Layout for the 20 14-bit ADC and 4 12-bit DAC channels should consider reference stability, analog routing, and digital noise isolation. The internal oscillator reduces external clock circuitry, while I2C, SMBus, SPI, and UART/USART options can support multiple serial subsystems. The -40°C to 105°C (TA) range and brown-out detect/reset, power-on reset, PWM, and watchdog timer peripherals should be evaluated against the operating environment and control-loop requirements.
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