8-Bit Microcontroller, featuring an 8051 CPU architecture and a maximum clock frequency of 12MHz. This CMOS device offers 16384 words of OTPROM and 512 bytes of RAM, with 32 I/O lines, an 8-bit external data bus, and a 16-bit address bus. Operating within a commercial temperature range of 0°C to 70°C, it is housed in a 40-terminal PDIP package with dual terminal positions. Maximum supply current is 30mA, with a nominal supply voltage of 5V, supporting a range of 4V to 6V.
Frequency12
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Technical Specifications
Intel P87C51RB technical specifications.
General
| Max Operating Temperature | 70 |
| Number of Terminals | 40 |
| Min Operating Temperature | 0 |
| Terminal Position | DUAL |
| JEDEC Package Code | R-PDIP-T40 |
| Width | 15.24 |
| Length | 52.26 |
| Pin Count | 40 |
| Temperature Grade | COMMERCIAL |
| Supply Current-Max | 30 |
| Supply Voltage-Nom | 5 |
| Supply Voltage-Min | 4 |
| Supply Voltage-Max | 6 |
| Clock Frequency-Max | 12 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER |
| Number of I/O Lines | 32 |
| External Data Bus Width | 8 |
| Address Bus Width | 16 |
| Bit Size | 8 |
| Speed | 12 |
| ROM Programmability | OTPROM |
| ROM (words) | 16384 |
| RAM (bytes) | 512 |
| PWM Channels | NO |
| Has ADC | NO |
| DMA Channels | NO |
| DAC Channels | NO |
Compliance
| RoHS | No |
| HTS Code | 8542.31.00.01 |
| REACH | unknown |
| Military Spec | False |
Datasheet
Intel P87C51RB Datasheet
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