Key facts
- Model
- CR16MBR5
- Industry
- Industrial
- Documents
- 2
- Languages
- EN
- Last added
- 2012-06-05
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National Semiconductor CR16HCS5/CR16HCS9/CR16MAR5/CR16MAS5/CR16MAS9/CR16MBR5/CR16MCS5/CR16MCS9 16-bit CAN-enabled Compac
The CR16 family is a 16‑bit CompactRISC microcontroller line with an integrated CAN interface. Each device includes flash EEPROM program memory, RAM, EEPROM data memory, multiple USARTs, timers, an ADC, comparators and up to 56 configurable I/O pins, making it suitable for a wide range of embedded controller applications.
The document details the CPU core, memory organization, peripheral modules, power‑management modes, timer units, and pin assignments, and provides development‑tool information and hardware‑evaluation options.
National Semiconductor CR16MBR5 specifications
| Static RAM | 3 KB |
|---|---|
| Non‑volatile EEPROM data memory (low endurance) | 2 KB (25 K cycles) |
| Non‑volatile EEPROM data memory (high endurance) | 128 bytes (100 K cycles) |
| General‑purpose I/O pins | 56 pins |
| USART modules | 2 |
| A/D converter channels | 12‑channel 8‑bit |
| Operating voltage | 4.5 V to 5.5 V |
| Temperature range | -40 °C to +85 °C (extended to +125 °C) |
| Clock frequency range | 0 Hz to 24 MHz (4 MHz minimum in active mode) |
All National Semiconductor CR16MBR5 documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
How many general‑purpose I/O pins are available?
The device offers up to 56 configurable I/O pins.
What clock frequencies can the core run at?
The core can run from 0 Hz up to 24 MHz, with a minimum of 4 MHz in active mode.