8-bit HC11 CISC microcontroller featuring a ROMLess architecture. This surface-mount device operates at up to 3 MHz, with an 8-bit data bus and 512 bytes of RAM. It offers 16 programmable I/Os, one timer, and SCI/SPI interface capabilities, alongside 8 ADC channels. Packaged in a 64-pin PQFP with a 0.8mm pin pitch, it supports a maximum operating supply voltage of 5.5V and operates within a temperature range of -40°C to 85°C.
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NXP MC68HC11E1CFU3R2 technical specifications.
| Basic Package Type | Lead-Frame SMT |
| Package Family Name | QFP |
| Package/Case | PQFP |
| Package Description | Plastic Quad Flat Package |
| Lead Shape | Gull-wing |
| Pin Count | 64 |
| PCB | 64 |
| Package Length (mm) | 14 |
| Package Width (mm) | 14 |
| Package Height (mm) | 2.2 |
| Seated Plane Height (mm) | 2.45(Max) |
| Pin Pitch (mm) | 0.8 |
| Package Material | Plastic |
| Mounting | Surface Mount |
| Family Name | HC11 |
| Data Bus Width | 8bit |
| Instruction Set Architecture | CISC |
| Maximum Clock Rate | 3MHz |
| Maximum CPU Frequency | 3MHz |
| Device Core | HC11 |
| Program Memory Type | ROMLess |
| RAM Size | 512B |
| Number of Programmable I/Os | 16 |
| Core Architecture | HC11 |
| Programmability | No |
| Number of Timers | 1 |
| Interface Type | SCI/SPI |
| CAN | 0 |
| I2C | 0 |
| SPI | 1 |
| Ethernet | 0 |
| UART | 0 |
| USART | 0 |
| USB | 0 |
| I2S | 0 |
| Max Operating Supply Voltage | 5.5V |
| Min Operating Temperature | -40°C |
| Max Operating Temperature | 85°C |
| ADC Channels | 8 |
| Number of ADCs | Single |
| Cage Code | H1R01 |
| EU RoHS | No |
| HTS Code | 8542310001 |
| Schedule B | 8542310000 |
| ECCN | EAR99 |
| Automotive | No |
| AEC Qualified | No |
| PPAP | No |
| Radiation Hardening | No |
| RoHS Versions | 2011/65/EU, 2015/863 |
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