8-bit microcontroller featuring an 8051 core architecture and 16KB OTP memory. Operates at up to 33MHz with 1KB RAM, 32 programmable I/Os, and 3 timers/counters. Includes UART, USART, and EBI/EMI interfaces, with a WDT peripheral. Packaged in a 44-pin PLCC for surface mounting, this lead-free component operates from 4.5V to 5.5V between 0°C and 70°C.
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Maxim DS87C520-QCL+ technical specifications.
| Package/Case | PLCC |
| Core Architecture | 8051 |
| Data Bus Width | 8b |
| Frequency | 33MHz |
| Height | 3.96mm |
| Interface | UART, USART, EBI/EMI |
| Lead Free | Lead Free |
| Length | 16.66mm |
| Max Frequency | 33MHz |
| Max Operating Temperature | 70°C |
| Max Supply Voltage | 5.5V |
| Memory Size | 16KB |
| Memory Type | EPROM, , OTP, RAM |
| Min Operating Temperature | 0°C |
| Min Supply Voltage | 4.5V |
| Mount | Surface Mount |
| Number of Bits | 8 |
| Number of I/Os | 32 |
| Number of Programmable I/O | 32 |
| Number of Timers/Counters | 3 |
| Number of UART Channels | 1 |
| Oscillator Type | External |
| Packaging | Rail/Tube |
| Peripherals | WDT |
| Radiation Hardening | No |
| RAM Size | 1KB |
| Reach SVHC Compliant | Unknown |
| RoHS Compliant | Yes |
| Series | 87C |
| Termination | SMD/SMT |
| Width | 16.66mm |
| RoHS | Compliant |
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