描述
由其分销商提供的 Microchip ATMEGA48-20AI 的描述。
8-BIT FLASH 20 MHz RISC MICROCONTROLLER PQFP32
AVR 4K FLASH 256B EE 512B SRAM SPITWI ADC 5V - 20MHZ TQFP IN
IC,ATMEGA48-20AI,AVR 4K FLASH, 256B EE, 512B SRAM, SPI,TWI,
制造商别名
Microchip 在全球拥有多个品牌，分销商可将其用作替代名称。Microchip 也可称为以下名称：
- Microchip Technology
- MICROCHIP TECHNOLOGY INC
- MICROCHI
- MICROC
- MICROCH
- MICROCHIP TECH
- MCHP
- MCRCH
- MCP
- MICROHIP
- MICROSHIP
- MICCHP
- MICROCHP
- MTech
- Microchip Technology / Atmel
- MICROCIHIP
- Microchip Technologies
- Microchip / Microsemi
- MICORCHIP
- MICHROCHIP
- Atmel/Microchip
- MICRIOCHIP
- Atmel (Microchip Technology)
- MICROCHIP (ATMEL)
- MICROCHIP TECHNOLOGY (VA)
- Microchip Technology Inc.
技术规格
Physical
Case/PackageTQFP
MountSurface Mount
Number of Pins32
Technical
Access Time20 µs
Core ArchitectureAVR
Data Bus Width8 b
Frequency20 MHz
Interface2-Wire, I2C, SPI, Serial, UART, USART
Max Frequency20 MHz
Max Operating Temperature85 °C
Max Supply Voltage5.5 V
Memory Size4 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage2.7 V
Number of I/Os23
Number of Programmable I/O23
Number of Timers/Counters3
Oscillator TypeInternal
PeripheralsBrown-out Detect/Reset, POR, PWM, WDT
RAM Size512 B