Datasheet Microchip ATmega8A — 数据表
| 制造商 | Microchip |
| 系列 | ATmega8A |
高性能，低功耗的基于Microchip 8位AVR RISC的微控制器，结合了具有读写功能的8KB ISP闪存，512B EEPROM，1KB SRAM，23个通用I / O线，32个通用工作寄存器，具有比较模式，内部和外部中断，串行可编程USART，面向字节的两线串行接口，6通道10位A / D转换器（TQFP和QFN / MLF封装中的8通道）的三个灵活的定时器/计数器，具有内部振荡器，SPI串行端口和五个软件可选省电模式的可编程看门狗定时器
数据表
价格
打包
| ATMEGA8A-AN | ATMEGA8A-ANR | ATMEGA8A-AU | ATMEGA8A-AU-HCM | ATMEGA8A-AUR | ATMEGA8A-MN | ATMEGA8A-MNR | ATMEGA8A-MU | ATMEGA8A-MUR | ATMEGA8A-PN | ATMEGA8A-PU | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 |
| Package | TQFP | TQFP | TQFP | TQFP | TQFP | VQFN | VQFN | VQFN | VQFN | SPDIP | SPDIP |
参数化
| Parameters / Models | ATMEGA8A-AN | ATMEGA8A-ANR | ATMEGA8A-AU | ATMEGA8A-AU-HCM | ATMEGA8A-AUR | ATMEGA8A-MN | ATMEGA8A-MNR | ATMEGA8A-MU | ATMEGA8A-MUR | ATMEGA8A-PN | ATMEGA8A-PU |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ADC Input | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| ADC with Computation | No | No | No | No | No | No | No | No | No | No | No |
| Angular Timer | No | No | No | No | No | No | No | No | No | No | No |
| Architecture | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| CPU Type | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR |
| CRC | No | No | No | No | No | No | No | No | No | No | No |
| Class B Hardware | No | No | No | No | No | No | No | No | No | No | No |
| Emulated EEPROM in Flash | 512 | 512 | 512 | 512 | 512 | 512 | 512 | 512 | 512 | 512 | 512 |
| High Voltage Capable | No | No | No | No | No | No | No | No | No | No | No |
| I2C | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Internal Oscillator | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Internal Voltage Reference, Bandgap | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Lead Count | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 28 | 28 |
| Math Accelerator | No | No | No | No | No | No | No | No | No | No | No |
| Max 16-Bit Digital Timers | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Max 8-Bit Digital Timers | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Max ADC Resolution, Bits | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
| Max CPU Speed, MHz | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 |
| Max PWM outputs, including complementary | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| Number of Comparators | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Operation Voltage Max, V | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 |
| Operation Voltage Min, V | 2.7 | 2.7 | 2.7 | 2.7 | 2.7 | 2.7 | 2.7 | 2.7 | 2.7 | 2.7 | 2.7 |
| Package Width | 7x7x1mm | 7x7x1mm | 7x7x1mm | 7x7x1mm | 7x7x1mm | 5x5x1mm | 5x5x1mm | 5x5x1mm | 5x5x1mm | .300in | .300in |
| Peripheral Pin Select / Pin Muxing | No | No | No | No | No | No | No | No | No | No | No |
| Pin count | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| Program Memory Size, KB | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| SPI | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| SRAM, Bytes | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 | 1024 |
| Temp Range Max | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 |
| Temp Range Min | -40 | -40 | -40 | -40 | -40 | -40 | -40 | -40 | -40 | -40 | -40 |
| UART | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Zero Cross detect | No | No | No | No | No | No | No | No | No | No | No |
模型线
系列: ATmega8A (11)
制造商分类
- Microcontrollers > 8-bit Microcontrollers