C8051F521A-IM Price & Stock
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Manufacturer

Integrated Circuits (ICs) > Embedded - Microcontrollers
IC MCU 8BIT 8KB FLASH 10DFN
Documents
Datasheet |
C8051F521A-IM![]() |
Specifications
Series | C8051F52x |
Part Status | Active |
Core Processor | 8051 |
Core Size | 8-Bit |
Speed | 25MHz |
Connectivity | SPI, UART/USART |
Peripherals | Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT |
Number of I/O | 6 |
Program Memory Size | 8KB (8K x 8) |
Program Memory Type | FLASH |
RAM Size | 256 x 8 |
Voltage - Supply (Vcc/Vdd) | 1.8 V ~ 5.25 V |
Data Converters | A/D 6x12b |
Oscillator Type | Internal |
Operating Temperature | -40°C ~ 125°C (TA) |
Package / Case | 10-VFDFN Exposed Pad |
Supplier Device Package | 10-DFN (3x3) |
Hide
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | Texas Instruments | IC MCU 16BIT 2KB FLASH 14TSSOP | 8606 |
|
Inquiry | |
C8051F521A-IMR | Zilog | IC MCU 8BIT 16KB FLASH 44QFP | 11530 |
|
Inquiry |

Heisener Electronics Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | Silicon Labs | IC MCU 8BIT 8KB FLASH 10DFN Embedded - Microcontrollers
|
12691 |
|
Buy | |
C8051F521A-IMR | Silicon Labs | IC MCU 8BIT 8KB FLASH 10DFN Embedded - Microcontrollers
|
7279 |
|
Buy |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | Energy Micro (Silicon Labs) | IC MCU 8BIT 8KB FLASH 10DFN ; 10-DFN (3x3) Embedded - Microcontrollers
|
Available |
|
Inquiry |

Dechoele Technology
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | Silicon Labs | 8515 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | Silicon Labs | IC MCU 8BIT 8KB FLASH 10DFN | 601 |
|
Inquiry |

Win Source
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | Silicon Labs | IC MCU 8BIT 8KB FLASH 10DFN | 0 |
|
Buy |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | Silicon Labs | IC MCU 8BIT 8KB FLASH 10DFN | 788 |
|
Inquiry |

Microchip USA
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|
C8051F521A-IM | Silicon Labs | Member of ERAI, GIDEP, & ITAR | ISO 9001, ISO 2001, ISO 14001 & AS9120 Certified ; Tube | 227 |
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Inquiry |

PNEDA Technology Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | Silicon Labs | 8278 |
|
Inquiry |

Shenzhen Dasenic Electronic Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
C8051F521A-IM | Silicon Labs | IC MCU 8BIT 8KB FLASH 10DFN Integrated Circuits (ICs)>Embedded - Microcontrollers
|
5124 |
|
Buy |

Ersa Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | Silicon Labs | IC MCU 8BIT 8KB FLASH 10DFN | 132 |
|
Inquiry |

Ample Chip
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | Silicon Labs | IC MCU 8BIT 8KB FLASH 10DFN | 42968 |
|
Inquiry |

Lanka Micro Electronic Co.,Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | Silicon Labs | IC MCU 8BIT 8KB FLASH 10DFN | 345 |
|
Buy |

Xinghuan International Trade Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | Silicon Labs | 41365 |
|
Inquiry |

Fly-Wing Technology (HK) Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
C8051F521A-IM | Silicon Labs | 8-bit Microcontrollers - MCU 8KB 12ADC 125C MCU | 167 |
|
Buy |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | Silicon Labs | DC:Active ; - | 232 |
|
Inquiry |

Hong Kong Brave Electronics
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | Silicon Labs | 10-VFDFN Exposed Pad | 10000 |
|
Inquiry |

Lvy Electronics
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | 2000 |
|
Inquiry | |||
C8051F521A-IM | Silicon Labs | 2000 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | Energy Micro (Silicon Labs) | IC MCU 8BIT 8KB FLASH 10DFN Embedded - Microcontrollers
|
In-Stock |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | Silicon Labs | IC MCU 8BIT 8KB FLASH 10DFN | 9300 |
|
Inquiry |

ODG (Origin Data Global)
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
C8051F521A-IM | Silicon Labs | IC MCU 8BIT 8KB FLASH 10DFN | 41 |
|
Buy |

Depu Electronics
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | Silicon Labs | IC MCU 8BIT 8KB FLASH 10DFN | 11290 |
|
Inquiry |

LIXINC Electronics Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | Silicon Labs | IC MCU 8BIT 8KB FLASH 10DFN | 18387 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | Silicon | MCU 8-bit 8051 CISC 8KB Flash 2.5V/3.3V/5V Automotive AEC-Q100 10-Pin DFN EP Tube | In-Stock |
|
Inquiry |

Shenzhen Shengyu Electronics Tech Limited.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | Silicon Labs | IC MCU 8BIT 8KB FLASH 10DFN | 14576 |
|
Inquiry |

KaiLiYuan Electronic Technology (ShenZhen) Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | Silicon Labs | IC MCU 8BIT 8KB FLASH 10DFN ; DC:21+ ; 10-DFN (3x3) | 111 |
|
Inquiry | |
C8051F521A-IM | Silicon Labs | IC MCU 8BIT 8KB FLASH 10DFN ; DC:23+ | 11290 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | Silicon Laboratories Inc | DC:22+ ; IC 8051 MCU 8K FLASH 10DFN | 15000 |
|
Inquiry |

EA-chip Industry Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | Silicon Labs | IC MCU 8BIT 8KB FLASH 10DFN | 2550 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | SILICON | Integrated Circuit ; DC:21+ ; DFN10 ; 100% original goods Electronical components Integrated Circuit
|
1000 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | SILICON | DFN10 ; DC:09+ | 796 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | SILICON LABS | 786 |
|
Inquiry |

Nexxon, Inc. (USA)
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | SILABS | In Stock |
|
Inquiry | ||
C8051F521A-IM | Silicon Labs | In Stock |
|
Inquiry |

GlobalTek Components
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521AIM | SILICON LABS | OEM/CM QUOTES ONLY | NO BROKERS | 140 |
|
Inquiry |

Shenzhen Yuanxinai e-commerce Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | Silicon Labs | 8051 C8051F52x Microcontroller IC 8-Bit 25MHz 8KB (8K x 8) FLASH 10-DFN (3x3) | 976 |
|
Inquiry |

He Qing Electronics Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | Silicon Labs | 8051 C8051F52x Microcontroller IC 8-Bit 25MHz 8KB (8K x 8) FLASH 10-DFN (3x3) ; Tube | 9352 |
|
Inquiry |

Ariat Technology
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | Silicon Labs | IC MCU 8BIT 8KB FLASH 10DFN New Original Stock.
|
2994 |
|
Inquiry |

DGT Technology (HK) Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | Silicon Labs | IC MCU 8BIT 8KB FLASH 10DFN | 10000 |
|
Inquiry |

YIC International Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
C8051F521A-IM | Silicon Labs | IC MCU 8BIT 8KB FLASH 10DFN | 1219 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | Silicon Labs | 8-bit Microcontrollers - MCU 25 MIPS, 8 kB, 256, SPI, UART, DFN10 | in stock |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | SILICON | DC:2015+ ; QFN-10 | 5288 |
|
Inquiry |

IC Components Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | Energy Micro (Silicon Labs) | SILICON DFN10 | 3000 |
|
Buy |

Lingto Electronic Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | Silicon Labs | DC:24+ ; Original New | 30316 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | SILICON | We exclusively sell to OEMs, ODMs and CMs/EMS. Thank you. | 4800 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521AIM
sku #: C8051F521AIM
|
Silicon Laboratories | 998 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | SILICON | DFN10 | 786 |
|
Buy |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | Silicon Labs | 8-bit Microcontrollers - MCU 25 MIPS, 8 kB, 256, SPI, UART, DFN10 | 1615 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521A-IM | SILICON | In stock,ready for shipping ; DFN10 | 3414 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
C8051F521AIM | Texas Instruments | OEM/CM ONLY | 865 |
|
Inquiry |
See Also:
C8051F527A-IM
C8051F521A-IMR
C8051F526A-IM
C8051F520A-IM
C8051F531A-IM
C8051F524A-IM
C8051F521-IM
C8051F523A-IM
C8051F523-IM
C8051F561-IM
C8051F527A-IMR
C8051F533A-IM
C8051F537A-IM
C8051F530A-IM
C8051F526A-IMR
C8051F510-IM
C8051F571-IM
C8051F536A-IM
C8051F591-IM
C8051F520-IM
C8051F521-C-IM
C8051F527-IM
C8051F531A-IMR
C8051F531A-IT
C8051F524A-IMR
C8051F524-IM
C8051F531-IM
C8051F541-IM
C8051F581-IM
C8051F511-IM
C8051F526-IM
C8051F551-IM
C8051F501-IM
C8051F534A-IM
C8051F523A-IMR
C8051F520A-IMR
C8051F562-IM
C8051F530A-IT
C8051F552-IM
C8051F555-IM
C8051F542-IM
C8051F524-C-IM
C8051F537-IM
C8051F533-IM
C8051F537A-IMR
C8051F531-C-IM
C8051F536A-IT
C8051F521-C-IMR
C8051F570-IM
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