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MARC4 - Atmel
| MARC4 Family | |
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| |
| Developer | Eurosil, Temic, Atmel |
| Manufacturer | Atmel, Eurosil |
| Type | microcontrollers |
| Production | 1985-2014 |
| Architecture | 4-bit, Harvard architecture |
| ISA | MARC4 |
| Word size | 4 bit 0.5 octets
1 nibbles |
| Technology | CMOS |
| Clock | 32 kHz-8 MHz |
| Package | SO16, SO20, SO24, SO28, SO44, QFP80 |
The MARC4 was a family of 4-bit microcontrollers initially developed by Eurosil in the mid 1980s. Eurosil was later sold to Temic (TELEFUNKEN) and in 1998 was sold off to Atmel which continued to manufacture it well into the 2000s. The MARC4 targeted the ultra-low power and wireless market.
History
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Members
Atmel (>=1998)
| Part | ROM (Prog) |
ROM (Data) |
RAM | I/O Ports | Package | Mem Type | Notes |
|---|---|---|---|---|---|---|---|
| ATAR080 | 2 kB | 256x4 b | 12 | SO20 | ROM | ||
| ATAR080-D | 2 kB | 256x4 b | 12 | SO20 | ROM | ||
| ATAR090 | 2 kB | 256x4 b | 12 | SO20 | ROM | ||
| ATAR090-C | 2 kB | 256x4 b | 12 | SO20 | ROM | IR + PWM (manchester code) + 32x16-bit EEPROM[1] | |
| ATAR090-D | 2 kB | 256x4 b | 12 | SO20 | ROM | IR + RF communication | |
| ATAR092 | 4 kB | 256x4 b | 16 | SO20 | ROM | IR + PWM (manchester code) + phase control | |
| ATAR092-D | 4 kB | 256x4 b | 16 | SO20 | ROM | IR + PWM (manchester code) + phase control | |
| ATAR890 | 2 kB | 256x4 b | 12 | SO20 | ROM | IR + PWM (manchester code) + phase control + 32x16-bit EEPROM[1] | |
| ATAR890-C | 2 kB | 256x4 b | 12 | SO20 | ROM | IR + PWM (manchester code) | |
| ATAR892 | 4 kB | 256x4 b | 16 | SO20 | ROM | IR + PWM (manchester code) + phase control + 32x16-bit EEPROM[1] | |
| ATA6020N | 2 kB | 256x4 b | 12 | SO20 | ROM | low-current | |
| ATAR510 | 4 kB | 256x4 b | 34 | SO44 | ROM | Larger I/O support | |
| ATAM862-3 | 4 kB | 2x512 b | 256x4 b | 11 | SO24 | EEPROM | UHF ASK/FSK Transmitter |
| ATAM862-4 | 4 kB | 2x512 b | 256x4 b | 11 | SO24 | EEPROM | UHF ASK/FSK Transmitter |
| ATAM862-8 | 4 kB | 2x512 b | 256x4 b | 11 | SO24 | EEPROM | UHF ASK/FSK Transmitter |
| ATAM893 | 4 kB | 2x512 b | 256x4 b | 16 | SO20 | EEPROM | |
| ATAM893-D | 4 kB | 2x512 b | 256x4 b | 16 | SO20 | EEPROM | |
| ATAM893-J | 4 kB | 2x512 b | 256x4 b | 16 | SO20 | EEPROM | |
| ATAM894 | 8 kB | 2x32x16 b | 256x4 b | 16 | SO24 | EEPROM | extended memory |
| T48C510 | 4 kB | 256x4 b | 34 | SO44 | EEPROM | ||
| ATAM893-J | 4 kB | 2x512 b | 256x4 b | 16 | SO20 | EEPROM | |
| ATAM893-D | 4 kB | 2x512 b | 256x4 b | 16 | SO20 | EEPROM |
Temic Semi (<1998)
Older TELEFUNKEN parts
| Part | ROM | RAM | I/O | Package | Notes |
|---|---|---|---|---|---|
| M40C510 | Eval chip for M44C510 | ||||
| M43C505 | 4 kB | 253x4 b | 12+1 | QFP64 PLCC44 |
|
| M44C090 | 2 kB | 192x4 b | 12 | SO16 | IR encoder + RF |
| M44C092 | 4 kB | 256x4 b | 16 | SO20 | IR encoder & decoder |
| M44C890 | 4 kB | 256x4 b | IR encoder + RF | ||
| M44C892 | 4 kB | 256x4 b | IR encoder & decoder | ||
| M44C260 | 4 kB | 256x4 b | 11/16 | SO20 SO28 |
|
| M44C510 | 4 kB | 256x5 b | 32 | DIP40 SO44 |
IR encoder |
| M44C588 | 9 kB | 2x256x4 b | 20+16 | QFP80 | |
| M44C090 | |||||
| M44C092 | |||||
| M44C890 | |||||
| M44C892 | |||||
| M45C535 | Eval chip for M43C505 | ||||
| M48C260 | Eval chip for M44C260 | ||||
| M48C892 | Eval chip for M44C090/M44C092 |
Design
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This section is empty; you can help add the missing info by editing this page. |
ISA
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This section is empty; you can help add the missing info by editing this page. |
Documents
- MARC4 Microcontrollers Programmer's Guide (Atmel)
- MARC4 User's Guide qFORTH Compiler (Atmel)
- MARC4 Microcontrollers Programmer's Guide (Temic, 1994)
- Atmel MARC4 brochure
- Atmel SMART RF
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Facts about "MARC4 - Atmel"
| designer | Eurosil +, Temic + and Atmel + |
| full page name | atmel/marc4 + |
| instance of | microcontroller family + |
| instruction set architecture | MARC4 + |
| main designer | Eurosil + |
| manufacturer | Atmel + and Eurosil + |
| name | MARC4 Family + |
| package | SO16 +, SO20 +, SO24 +, SO28 +, SO44 + and QFP80 + |
| technology | CMOS + |
| word size | 4 bit (0.5 octets, 1 nibbles) + |