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 |
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