Atmel Microcontrollers 149

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Part	Manufacturer	Peripheral IC Type	Temperature Grade	Terminal Form	No. of Terminals	Package Code	Package Shape	Package Body Material	Surface Mount	Maximum Supply Voltage	Address Bus Width	DAC Channels	Bit Size	Power Supplies (V)	Package Style (Meter)	Package Equivalence Code	Minimum Supply Voltage	Maximum Operating Temperature	CPU Family	Minimum Operating Temperature	Terminal Finish	ADC Channels	Terminal Position	DMA Channels	Maximum Seated Height	ROM Words	Width	Additional Features	External Data Bus Width	Maximum Clock Frequency	Peak Reflow Temperature (C)	Length	RAM Bytes	Technology	Maximum Supply Current	Nominal Supply Voltage	PWM Channels	Sub-Category	ROM Programmability	Terminal Pitch	JESD-30 Code	Moisture Sensitivity Level (MSL)	Qualification	Speed	JESD-609 Code	No. of I/O Lines
TS87C54X2-MCA	Atmel	MICROCONTROLLER	COMMERCIAL	THROUGH-HOLE	40	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	5.5 V	16	NO	8	5	IN-LINE	DIP40,.6	4.5 V	70 Cel	8051	0 Cel	TIN LEAD	NO	DUAL	NO	5.08 mm	16384	15.24 mm		8	40 MHz		51.75 mm	256	CMOS		5 V	NO	Microcontrollers	OTPROM	2.54 mm	R-PDIP-T40		Not Qualified	40 rpm	e0	32
ATMEGA48-15AT1	Atmel	MICROCONTROLLER, RISC	INDUSTRIAL	GULL WING	32	TQFP	SQUARE	PLASTIC/EPOXY	YES	5.5 V	0	NO	8	3/5	FLATPACK, THIN PROFILE	TQFP32,.35SQ,32	4.5 V	105 Cel	AVR RISC	-40 Cel	MATTE TIN	YES	QUAD	NO	1.2 mm	4096	7 mm	ALSO OPERATES AT 2.7V SUPPLY AT 8 MHZ	0	16 MHz	260	7 mm	512	CMOS	10 mA	5 V	YES	Microcontrollers	FLASH	.8 mm	S-PQFP-G32	3	Not Qualified	16 rpm	e3	23
ATSAM3N1AA-MU	Atmel	MICROCONTROLLER, RISC	INDUSTRIAL	NO LEAD	48	HVQCCN	SQUARE	UNSPECIFIED	YES	1.95 V	0	YES	32	1.8,3.3	CHIP CARRIER	LCC48,.27SQ,20	1.62 V	85 Cel	CORTEX-M3	-40 Cel		YES	QUAD	YES	.9 mm	65536	7 mm		0	50 MHz		7 mm	8192	CMOS		1.8 V	YES	Microcontrollers	FLASH	.5 mm	S-XQCC-N48		Not Qualified	48 rpm		34
ATSAM3U1EA-AU	Atmel	MICROCONTROLLER, RISC	INDUSTRIAL	GULL WING	144	LFQFP	SQUARE	PLASTIC/EPOXY	YES	1.95 V	24	YES	32	1.8,3.3	FLATPACK, LOW PROFILE, FINE PITCH	QFP144,.87SQ,20	1.62 V	85 Cel	CORTEX-M3	-40 Cel		YES	QUAD	YES	1.45 mm	65536	20 mm		8	12 MHz		20 mm	20480	CMOS		1.8 V	YES	Microcontrollers	FLASH	.5 mm	S-PQFP-G144		Not Qualified	12 rpm		96
ATTINY11-6PC	Atmel	MICROCONTROLLER, RISC	COMMERCIAL	THROUGH-HOLE	8	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	5.5 V	0	NO	8	5	IN-LINE	DIP8,.3	4 V	70 Cel	AVR RISC	0 Cel	TIN LEAD	NO	DUAL	NO	5.334 mm	1024	7.62 mm	ANALOG COMPARATOR; PRESCALER	0	6 MHz		9.271 mm		CMOS		5 V	NO	Microcontrollers	FLASH	2.54 mm	R-PDIP-T8	1	Not Qualified	6 rpm	e0	6

Microcontrollers

A microcontroller is a type of integrated circuit (IC) that is designed to control a specific task or set of tasks within a larger system. Unlike a microprocessor, which is designed to be a general-purpose computing device, a microcontroller is optimized for embedded applications that require real-time control and processing.

Microcontrollers typically contain a processor core, memory, input/output (I/O) ports, and various peripheral devices, all on a single chip. The processor core is usually a low-power, low-speed version of a microprocessor, such as an 8-bit or 16-bit processor. The memory on a microcontroller includes both volatile and non-volatile memory, such as random-access memory (RAM) and flash memory, respectively. The I/O ports are used to interface with external devices such as sensors, switches, and displays.

Microcontrollers are used in a wide range of applications, including automotive systems, medical devices, consumer electronics, and industrial automation. They are particularly well-suited for applications that require real-time control and processing, such as motor control, temperature sensing, and data acquisition.

One of the key advantages of microcontrollers is their low cost and small size. Because all of the necessary components are integrated onto a single chip, microcontrollers are much smaller and less expensive than other types of computing devices. This makes them ideal for use in small, battery-powered devices such as handheld calculators and remote controls.