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EFM8UB20F32G-A-QFN32中文资料PDF规格书
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EFM8UB20F32G-A-QFN32规格书详情
EFM8 Universal Bee Family
EFM8UB2 Data Sheet
Feature List
The EFM8UB2 highlighted features are listed below.
• Core:
• Pipelined CIP-51 Core
• Fully compatible with standard 8051 instruction set
• 70 of instructions execute in 1-2 clock cycles
• 48 MHz maximum operating frequency
• Memory:
• Up to 64 KB flash memory, in-system re-programmable from firmware.
• Up to 4352 bytes RAM (including 256 bytes standard 8051 RAM and 4096 bytes on-chip XRAM)
• Power:
• Internal LDO regulator for CPU core voltage
• Internal 5-to-3.3 V LDO allows direct connection to USB supply net
• Power-on reset circuit and brownout detectors
• I/O: Up to 40 total multifunction I/O pins:
• Flexible peripheral crossbar for peripheral routing
• 10 mA source, 25 mA sink allows direct drive of LEDs
• Clock Sources:
• Internal 48 MHz precision oscillator ( ±1.5 accuracy without USB clock recovery, ±0.25 accuracy with USB clock recovery)
• Internal 80 kHz low-frequency oscillator
• External crystal, RC, C, and CMOS clock options
• Timers/Counters and PWM:
• 5-channel Programmable Counter Array (PCA) supporting PWM, capture/compare, and frequency output modes with watchdog timer function
• 6 x 16-bit general-purpose timers
• Communications and Digital Peripherals:
• Universal Serial Bus (USB) Function Controller with eight flexible endpoint pipes, integrated transceiver, and 1 KB FIFO RAM
• 2 x UART
• SPI™ Master / Slave
• 2 x SMBus™/I2C™ Master / Slave
• External Memory Interface (EMIF)
• Analog:
• 10-Bit Analog-to-Digital Converter (ADC0)
• 2 x Low-current analog comparators
• On-Chip, Non-Intrusive Debugging
• Full memory and register inspection
• Four hardware breakpoints, single-stepping
• Pre-loaded USB bootloader
• Temperature range -40 to 85 ºC
• Single power supply 2.65 to 3.6 V
• QFP48, QFP32, and QFN32 packages
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
Silicon Labs |
21+ |
32QFN |
13880 |
公司只售原装 支持实单 |
询价 | ||
Silicon Labs |
2020+ |
QFN32 |
141 |
全新、原装 |
询价 | ||
SILICON LABS/芯科 |
15+ |
QFN32 |
880000 |
明嘉莱只做原装正品现货 |
询价 | ||
SILON LABS/芯科 |
23+ |
NA/ |
556 |
优势代理渠道,原装正品,可全系列订货开增值税票 |
询价 | ||
SILICON LABS/芯科 |
21+ |
QFN32 |
10000 |
全新原装 公司现货 价格优 |
询价 | ||
Silicon Labs |
21+ |
QFN32 |
141 |
全新原装鄙视假货15118075546 |
询价 | ||
SILICON LABS/芯科 |
2023+ |
QFN32 |
8635 |
一级代理优势现货,全新正品直营店 |
询价 | ||
SILICON |
2020+ |
QFN32 |
3850 |
百分百原装正品 真实公司现货库存 本公司只做原装 可 |
询价 | ||
SILICON LABS/芯科 |
2023+ |
QFN32 |
5957 |
询价 | |||
Silicon Labs |
21+ |
32QFN |
13880 |
公司只售原装,支持实单 |
询价 |