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| PartNumber | DS87C550-QCL+ | DS87C550 | DS87C550-QCL |
| Description | |||
| Manufacturer | - | DALLAS | Maxim Integrated |
| Product Category | - | IC Chips | Embedded - Microcontrollers |
| Series | - | - | 87C |
| Packaging | - | - | Tube |
| Package Case | - | - | 68-LCC (J-Lead) |
| Operating Temperature | - | - | 0°C ~ 70°C (TA) |
| Supplier Device Package | - | - | 68-PLCC |
| Number of I O | - | - | 55 |
| Speed | - | - | 33MHz |
| EEPROM Size | - | - | - |
| Core Processor | - | - | 8051 |
| RAM Size | - | - | 1K x 8 |
| Program Memory Type | - | - | OTP |
| Peripherals | - | - | Power-Fail Reset, PWM, WDT |
| Connectivity | - | - | EBI/EMI, SIO, UART/USART |
| Voltage Supply Vcc Vdd | - | - | 4.5 V ~ 5.5 V |
| Core Size | - | - | 8-Bit |
| Program Memory Size | - | - | 8KB (8K x 8) |
| Data Converters | - | - | A/D 6x10b |
| Oscillator Type | - | - | External |