Microchip TechnologyUnited States
IC MCU 8BIT 12KB FLASH 44TQFP
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Technical parameters
Key specs
Core8051
Core size8 bit
Speed24 MHzMax
Flash12 kB
RAM256 B
I/O count32
Supply voltage2.7 ~ 5.5 V
| Power | |
|---|---|
| Voltage - Supply (Vcc/Vdd) | 2.7V ~ 5.5V |
| Environment and package | |
| Core Size | 8-Bit |
| EEPROM Size | 2K x 8 |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C~85°C(TA) |
| Package | Tray |
| Package / Case | 44-TQFP |
| Program Memory Size | 12KB (12K x 8) |
| RAM Size | 256 x 8 |
| Supplier Device Package | 44-TQFP (10x10) |
| Other | |
| Base Product Number | AT89S8253 |
| Connectivity | SPI, UART/USART |
| Core Processor | 8051 |
| Data Converters | - |
| Mfr | Microchip Technology |
| Number of I/O | 32 |
| Oscillator Type | External |
| Peripherals | POR, WDT |
| Product Status | Obsolete |
| Program Memory Type | FLASH |
| Series | 89S |
| Speed | 24MHz |