ISO9001.pdf
Application:
AT89S8252-24JI is a high-performance 8-bit CMOS microcontroller with 4KB of flash memory, 256 bytes of RAM, 32 I/O pins, 3 timers/counters, a serial communication interface, and a 16 bit timer/counter. It can be applied to various embedded systems, such as smart cards, automation systems, security systems, control systems, etc.
Conclusion:
AT89S8252-24JI has the characteristics of high performance, low power consumption, strong programmability, and ease of use, which can meet the needs of various embedded systems. It adopts CMOS technology that can provide lower power consumption and higher reliability. Flash memory can facilitate program updates. The serial communication interface allows for data transmission and facilitates communication with other devices. Timer/counter can achieve various timing and counting functions.
Parameters:
CPU clock frequency: up to 24MHz;
Flash memory capacity: 4KB;
RAM capacity: 256 bytes;
I/O pin count: 32;
Number of timers/counters: 3;
Serial communication interface: 1;
16 bit timing/counter: 1;
Working voltage range: 4.0V~5.5V.
Product Technical Specifications | | | | EU RoHS | Compliant聽 | ECCN (US) | EAR99 | Part Status | Active | HTS | 8542.31.00.01 | Automotive | No | PPAP | No | Family Name | AT89 | Instruction Set Architecture | CISC | Device Core | 8051 | Core Architecture | 8051 | Maximum CPU Frequency (MHz) | 24 | Maximum Clock Rate (MHz) | 24 | Data Bus Width (bit) | 8 | Program Memory Type | Flash | Program Memory Size | 12KB | RAM Size | 256B | Maximum Expanded Memory Size | 64KB | Programmability | Yes | Process Technology | CMOS | Interface Type | SPI/UART | Number of I/Os | 32 | No. of Timers | 3 | Timers Resolution (bit) | 16/16/16 | USART | 0 | UART | 1 | USB | 0 | SPI | 1 | I2C | 0 | I2S | 0 | CAN | 0 | Ethernet | 0 | Watchdog | 1 | Parallel Master Port | No | Real Time Clock | No | Minimum Operating Supply Voltage (V) | 2.7 | Typical Operating Supply Voltage (V) | 3.3|5 | Maximum Operating Supply Voltage (V) | 5.5 | Minimum Operating Temperature (掳C) | -40 | Maximum Operating Temperature (掳C) | 85 | Supplier Temperature Grade | Industrial | Packaging | Tube | Mounting | Surface Mount | Package Height | 3.48(Max) | Package Width | 16.7(Max) | Package Length | 16.7(Max) | PCB changed | 44 | Standard Package Name | LCC | Supplier Package | PLCC | Pin Count | 44 | Lead Shape | J-Lead | |