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STC8A8K64D4-45I-LQFP64
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FabricanteSTC Micro
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Especificações
| Atributo | Valor |
| Manufacturer | STC Micro |
| Package / Case | LQFP-64(10x10) |
| CPU Core | 51Series |
| Program Memory Type | FLASH |
| Program Storage Size | 64KB |
Visão Geral
Description
The STC8A8K64D4-45I-LQFP64 is a high-performance 8-bit microcontroller from STC Micro, based on the 8051 core. Key features:
- Core: Enhanced 8051 (1T mode, up to 45MHz).
- Memory: 64KB Flash, 8KB SRAM, 4KB EEPROM.
- I/O: 62 GPIOs (LQFP64 package).
- Peripherals: 8-channel 12-bit ADC, 5 timers, 4 UARTs, SPI, I²C, PWM, and hardware watchdog.
- Power: Wide voltage range (2.0–5.5V), low-power modes.
- Development: Supports ISP/IAP programming via UART.
Ideal for embedded systems requiring high speed, rich peripherals, and low cost. Compatible with Keil and STC-ISP tools.
- Core: Enhanced 8051 (1T mode, up to 45MHz).
- Memory: 64KB Flash, 8KB SRAM, 4KB EEPROM.
- I/O: 62 GPIOs (LQFP64 package).
- Peripherals: 8-channel 12-bit ADC, 5 timers, 4 UARTs, SPI, I²C, PWM, and hardware watchdog.
- Power: Wide voltage range (2.0–5.5V), low-power modes.
- Development: Supports ISP/IAP programming via UART.
Ideal for embedded systems requiring high speed, rich peripherals, and low cost. Compatible with Keil and STC-ISP tools.
Equivalent
Equivalent products to the STC8A8K64D4-45I-LQFP64 (8051-based MCU) include:
- STC8A8K64S4A12 (similar specs, enhanced features)
- STC8H8K64U (USB support, higher performance)
- N76E003 (Nuvoton) (pin-compatible alternative)
- AT89C51 (Atmel) (legacy 8051, fewer features)
- P89V51RD2 (NXP) (older 8051 variant).
For exact replacements, verify pinout, peripherals, and voltage compatibility. STC's own variants (e.g., STC8H series) are often the closest matches.
- STC8A8K64S4A12 (similar specs, enhanced features)
- STC8H8K64U (USB support, higher performance)
- N76E003 (Nuvoton) (pin-compatible alternative)
- AT89C51 (Atmel) (legacy 8051, fewer features)
- P89V51RD2 (NXP) (older 8051 variant).
For exact replacements, verify pinout, peripherals, and voltage compatibility. STC's own variants (e.g., STC8H series) are often the closest matches.
Package
The STC8A8K64D4-45I-LQFP64 comes in an LQFP64 package (Low-profile Quad Flat Package). It has 64 leads, a body size of 10×10 mm, and a lead pitch of 0.5 mm. This surface-mount package is compact and suitable for high-density PCB designs. The "I" suffix indicates an industrial temperature range (-40°C to +85°C).
