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下面是有关AT89C5115芯片的主要功能特征介绍,供客户及技术工程师在芯片解密项目及技术实现过程中进行技术参考和借鉴。
AT89C5115 Features
80C51 Core Architecture
256 Bytes of On-chip RAM
256 Bytes of On-chip XRAM
16K Bytes of On-chip Flash Memory
- Data Retention: 10 Years at 85°C
- Erase/Write Cycle: 100K
2K Bytes of On-chip Flash for Bootloader
2K Bytes of On-chip EEPROM
- Erase/Write Cycle: 100K
14-sources 4-level Interrupts
Three 16-bit Timers/Counters
Full Duplex UART Compatible 80C51
Maximum Crystal Frequency 40 MHz. In X2 Mode, 20 MHz (CPU Core, 40 MHz)
Three or Four Ports: 16 or 20 Digital I/O Lines
Two-channel 16-bit PCA
- PWM (8-bit)
- High-speed Output
- Timer and Edge Capture
Double Data Pointer
21-bit Watchdog Timer (7 Programmable bits)
A 10-bit Resolution Analog-to-Digital Converter (ADC) with 8 Multiplexed Inputs
Power-saving Modes
- Idle Mode
- Power-down Mode
Power Supply: 3 Volts to 5.5 Volts
Temperature Range: Industrial (-40° to +85°C)
Packages: SOIC28, SOIC24, PLCC28, VQFP32
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