ATMEGA644P-15AZ vs ATMEGA644-20AU 比較
詳細並排比較 ATMEGA644P-15AZ 由 Microchip Technology 與 ATMEGA644-20AU 由 Microchip Technology. 比較關鍵規格、電氣參數、封裝、生命週期狀態、價格與供貨情況，以找出最符合您設計需求的元件。
Microchip Technology
ATMEGA644P-15AZ - 8-bit AVR MCU 64KB 16MHz TQFP-44 | Microchip
ATMEGA644P-15AZ ObsoleteMicrochip Technology
ATMEGA644-20AU - 8-Bit AVR MCU 64KB Flash 20MHz | Microchip
ATMEGA644-20AU Nrnd規格比較
| 參數 | ATMEGA644P-15AZ | ATMEGA644-20AU |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 類別 | Microcontrollers | Microcontrollers |
| 生命週期狀態 | Obsolete | NRND |
| Core | AVR 8-bit | — |
| Core Size | 8-Bit | — |
| Speed | 16 MHz | — |
| Program Memory Size | 64 KB (32K x 16) Flash | — |
| RAM Size | 4 KB | — |
| EEPROM Size | 2 KB | — |
| Number of I/O | 32 | — |
| 封裝 / 外殼 | 44-TQFP (10x10 mm) | — |
| Operating Voltage | 4.5 V to 5.5 V (15 MHz speed grade) | — |
| Oscillator Type | Internal | — |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT | — |
| Connectivity | I2C, SPI, 2x USART | — |
| ADC | 10-bit, up to 8 channels | 8-channel, 10-bit successive approximation |
| Architecture Features | 131 instructions, most single-cycle, 1 MIPS/MHz | — |
| Technology | picoPower low-power CMOS | — |
| Debug Interface | JTAG (on-chip debug) | JTAG (IEEE 1149.1) with on-chip debug |
| Packaging | Tape & Reel (TR) | — |
| Qualification | Verified during product qualification per AEC-Q100 grade 1 (per datasheet family notes) | — |
| Programmer Compatibility | AVR ISP / STK600 / XPRO toolchain | — |
| Core Architecture | — | 8-bit AVR RISC |
| Program Memory | — | 64 KB In-System Programmable Flash (32K x 16) |
| SRAM | — | 4 KB |
| EEPROM | — | 2 KB |
| 最大時脈頻率 | — | 20 MHz |
| Throughput | — | Up to 20 MIPS at 20 MHz |
| Operating Voltage Range | — | 2.7 V to 5.5 V |
| General Purpose I/O Pins | — | 32 |
| General Purpose Working Registers | — | 32 |
| USART Interfaces | — | 2 |
| Timer/Counters | — | 2 x 8-bit, 1 x 16-bit with compare and PWM modes |
| Two-Wire Serial Interface | — | 1 (byte-oriented, I2C compatible) |
| SPI Interface | — | 1 (master/slave) |
| 封裝 | — | 44-TQFP (10x10 mm) |
| 安裝類型 | — | Surface Mount |
| 工作溫度範圍 | — | -40C to +85C |
| Sleep Modes | — | 6 (Idle, ADC Noise Reduction, Power-save, Power-down, Standby, Extended Standby) |
| RoHS 狀態 | — | Compliant |