8-bit microcontroller (MCU) featuring an 8051 core architecture, operating at up to 20MHz. This integrated circuit offers 2KB of FLASH memory and 128B of RAM. Connectivity is provided via SPI and UART/USART interfaces, with one SPI and one UART channel available. The device includes two timers/counters, a watchdog timer, and peripherals such as Brown-out Detect/Reset, POR, and PWM. Designed for through-hole mounting in a PDIP package, it operates from 2.4V to 5.5V with a typical supply voltage of 5V.
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| Package/Case | PDIP |
| Contact Plating | Tin, Matte |
| Core Architecture | 8051 |
| Data Bus Width | 8b |
| Frequency | 20MHz |
| Height | 5.334mm |
| Interface | SPI, UART, USART |
| Length | 19.69mm |
| Max Frequency | 20MHz |
| Max Operating Temperature | 85°C |
| Max Supply Voltage | 5.5V |
| Memory Size | 2KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Min Supply Voltage | 2.4V |
| Mount | Through Hole |
| Number of I/Os | 12 |
| Number of Programmable I/O | 12 |
| Number of SPI Channels | 1 |
| Number of Timers/Counters | 2 |
| Number of UART Channels | 1 |
| Operating Supply Voltage | 5V |
| Oscillator Type | Internal |
| Package Quantity | 25 |
| Packaging | Rail/Tube |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| RAM Size | 128B |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Series | 89LP |
| Watchdog Timer | Yes |
| Width | 7.11mm |
| RoHS | Compliant |
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