Mikrocontroller

ATMEGA162V-1PC

ATMEGA162V-1PC - 16KB Flash 8-Bit AVR MCU 40-DIP | Microchip

The Microchip Technology ATMEGA162V-1PC is a low-power 8-bit AVR RISC microcontroller with 16KB In-System Programmable Flash, 1KB SRAM, 512B EEPROM, and a JTAG interface, housed in a 40-pin PDIP through-hole package operating from 1.8V to 3.6V at up to 8 MHz. An 8-bit AVR microcontroller is a Harvard-architecture RISC processor that executes most instructions in a single clock cycle, delivering roughly 1 MIPS per MHz. Within the power-management hierarchy of embedded systems, the MCU sits at the control layer, reading sensors, driving peripherals, and managing communication interfaces while optimizing energy consumption versus processing speed. Key features include the AVR advanced RISC architecture with 131 powerful instructions, 32 general-purpose working registers, an external memory interface for expanding beyond internal SRAM, four flexible Timer/Counters with compare modes, and a JTAG interface supporting Boundary-scan, on-chip debugging, and In-System Programming. The 1.8V to 3.6V supply range makes it ideal for battery-powered designs where 3.3V rails are standard. Technically, the ATmega162V core sustains up to 8 MIPS throughput at 8 MHz in fully static operation. The 16KB self-programming Flash supports Read-While-Write operation, enabling safe field firmware updates, while the dedicated boot section allows bootloader-based reprogramming without external programmers. Typical applications include battery-operated industrial controllers, legacy equipment maintenance where through-hole DIP-40 sockets simplify field replacement, and embedded systems using the external memory interface to address larger RAM or memory-mapped peripherals. A key design consideration: because the -1 speed grade limits operation to 8 MHz, select the ATmega162-16 (4.5V to 5.5V, 16 MHz) if full-speed execution on a 5V rail is required. This page synthesizes distributor sourcing data, drop-in DIP-40 alternatives, and practical design notes not found in the manufacturer datasheet.

USD $3,40 Auf Lager

ATMEGA162V-8AJ

ATMEGA162V-8AJ - AVR 8-bit MCU 16KB 8MHz TQFP-44 | Microchip

The Microchip Technology (Atmel) ATMEGA162V-8AJ is a low-power CMOS 8-bit AVR enhanced RISC microcontroller with 16KB of In-System Programmable Flash, an operating voltage range of 1.8V to 5.5V, and a maximum clock speed of 8MHz, housed in a 44-lead TQFP (10 x 10 mm) package. An 8-bit AVR microcontroller is a Harvard-architecture processor that executes most instructions in a single clock cycle, achieving throughput close to 1 MIPS per MHz. Within the power-management hierarchy, it integrates the CPU core, program memory, SRAM, EEPROM, timers, serial peripherals, and general-purpose I/O on a single die, replacing multi-chip solutions in embedded control systems. Key features include 16KB (8K x 16) self-programmable Flash with 512B EEPROM and 1KB internal SRAM, 35 programmable I/O lines, and five sleep modes (Idle, Power-save, Power-down, Standby, and Extended Standby) for aggressive power optimization. The peripheral set is unusually rich for its class: dual USARTs for two independent serial channels, an SPI interface for high-speed peripheral expansion, JTAG for on-chip debugging and boundary scan, and two 8-bit plus one 16-bit timer/counters with PWM capability. The AVR core combines a RISC instruction set executed mostly in one cycle with a two-stage pipeline, allowing the designer to trade clock speed directly against power consumption. The V speed grade runs reliably from 1.8V, enabling battery-powered designs that cannot tolerate the 2.7V minimum of the ATmega162L or the 4.5V minimum of the standard ATmega162. Typical applications include industrial control panels, dual-channel serial communication nodes, keypad-and-display user interfaces, and battery-operated instrumentation where wide supply tolerance matters. Design consideration: the V grade caps the clock at 8MHz, so verify that your firmware's timing budget fits within 8 MIPS; if not, the 16MHz ATMEGA162-16AU is the same-footprint upgrade. This page adds distributor availability data, drop-in alternatives, and engineering design notes not found in the manufacturer datasheet.

USD $2,74 Auf Lager

ATMEGA162V-8AU

ATMEGA162V-8AU - 8-bit AVR MCU 16KB Flash 8MHz TQFP-44 | Microchip

The Microchip ATMEGA162V-8AU is an 8-bit AVR RISC-based low-power CMOS microcontroller combining 16KB of in-system programmable Flash, 1KB SRAM, 512B EEPROM, and a JTAG interface for on-chip debugging, housed in a 44-pin TQFP (10x10 mm) package with industrial temperature rating. Key features include 8 MHz maximum CPU clock speed, 35 programmable I/O lines, dual UART interfaces, SPI, TWI (I2C-compatible), and 16 MIPS throughput at 16 MHz. The "V" suffix designates the 1.8V-5.5V wide operating voltage range optimized for battery-powered applications, while the "-8" speed grade limits maximum clock to 8 MHz at the lower end of the voltage range. The ATmega162V is the low-voltage variant of the ATmega162 family, sharing identical peripherals and pinout with the standard ATmega162 (which operates 2.7V-5.5V up to 16 MHz). The AVR enhanced RISC architecture executes most instructions in a single clock cycle, achieving throughputs approaching 1 MIPS per MHz. This allows the system designer to optimize power consumption versus processing speed. Five sleep modes (Idle, Power-save, Power-down, Standby, Extended Standby) plus on-chip peripherals make the device suitable for energy-aware designs. The JTAG interface complies with IEEE 1149.1 standard, supporting boundary-scan and on-chip debug via debugWIRE or JTAG. Typical applications include industrial control systems, battery-powered sensor nodes, building automation, motor control peripherals, USB-to-UART bridges, and embedded communication gateways that need two serial ports. The dual UART is a distinctive feature that simplifies designs requiring simultaneous host and peripheral serial connectivity. Industrial temperature rating (-40C to +85C) and 1.8V minimum Vcc enable 2x AA battery operation with extended runtime. When designing with this device, note that the "V" variant's lower Vcc_min requires the -8 speed grade; using the standard ATmega162-16AU instead allows higher clock frequencies but raises Vcc_min to 2.7V. Decoupling requires 100nF on each Vcc pin placed within 5mm, plus a 10uF bulk capacitor on the main rail. The 44-TQFP (10x10) footprint is identical to ATmega162-16AU and ATmega162V-8PU, enabling PCB reuse across the family. This page synthesizes distributor pricing, drop-in alternatives across the ATmega162 family, and practical design notes not found in the manufacturer datasheet alone.

USD $4,38 Auf Lager

ATMEGA162V-8AUR

ATMEGA162V-8AUR - 8-bit AVR MCU 16KB Flash 8MHz | Microchip

The Microchip ATMEGA162V-8AUR is a low-power 8-bit AVR RISC microcontroller with 16KB of In-System Programmable Flash, 1KB SRAM, 512B EEPROM, and an 8MHz maximum clock frequency, housed in a 44-pin TQFP (10x10 mm) surface-mount package for tape-and-reel assembly. It operates from a 1.8V to 5.5V supply, making it suitable for both battery-powered and 5V industrial designs. An 8-bit AVR microcontroller is a Harvard-architecture processor that executes most instructions in a single clock cycle, achieving throughput approaching 1 MIPS per MHz. Within the power-management hierarchy, the ATmega family sits at the general-purpose MCU level, bridging small 8-pin devices and larger ATmega128-class parts. This allows system designers to optimize power consumption versus processing speed across applications. Key differentiating features include the external memory interface, which is rare in 16KB-class MCUs and enables SRAM or memory-mapped peripheral expansion; 35 general purpose I/O lines; a JTAG interface supporting Boundary-scan, On-chip Debugging, and JTAG programming; and four flexible Timer/Counters with compare modes. These attributes make it a strong fit for systems that need legacy parallel buses plus UART, SPI, and TWI connectivity. Architecturally, the ATmega162 provides 32 general purpose working registers directly connected to the ALU, allowing one-cycle instruction execution. The 16KB Flash supports Read-While-Write operation for reliable field firmware updates through the bootloader channel, while the 512B EEPROM retains calibration and configuration data through power cycles. In-circuit programming via SPI and JTAG debug both reduce development time on final hardware. Typical applications include industrial control panels, communication adapters using its two USARTs, battery-operated instrumentation that benefits from the wide 1.8V-5.5V V range, and legacy embedded designs where the external bus offloads display or memory expansion. Its 8MHz rating at low voltage gives predictable timing headroom for UART-heavy protocols. When designing with the ATMEGA162V-8AUR, remember that the maximum safe clock at the lowest supply voltages should be derated per the Microchip frequency-versus-voltage curve, and decouple AVCC/VCC with 100nF ceramics placed close to pins 13/14. This page adds value beyond the datasheet by combining verified distributor availability, drop-in same-family alternatives, a full TQFP-44 pinout, and practical design notes in one AI-friendly reference.

USD $6,62 Auf Lager

ATMEGA162V-8MI

ATMEGA162V-8MI - 8-bit AVR MCU 16KB Flash 8MHz | Microchip

The Microchip Technology ATMEGA162V-8MI is an 8-bit AVR enhanced RISC microcontroller with 16KB of In-System Programmable Flash, 1KB of SRAM, and 512B of EEPROM, executing at up to 8MHz across a 1.8V to 5.5V supply range in a 44-pin VQFN (7x7 mm) package with exposed pad. An 8-bit AVR microcontroller is a single-chip processor built on the AVR RISC architecture, in which most instructions execute in a single clock cycle to deliver throughput approaching 1 MIPS per MHz. Within the power-management hierarchy, it integrates CPU, program memory, data memory, timers, and serial interfaces into one semiconductor device, replacing multi-chip processor boards in embedded control systems. Key features include 16KB (8K x 16) self-programmable Flash with a write endurance of 10,000 cycles, 35 general-purpose I/O lines, two 8-bit and one 16-bit timers with PWM outputs, and two USARTs plus SPI and TWI (I2C) serial interfaces. System-safety peripherals include Brown-out Detection/Reset, Power-on Reset, and a programmable Watchdog Timer with its own on-chip oscillator. The V supply grade supports battery-powered designs down to 1.8V. The AVR core combines a rich instruction set with 32 general-purpose working registers, all directly connected to the ALU, enabling C-compiler-friendly code with high code density. Harvard architecture with separate program and data buses allows single-cycle instruction fetch while the previous instruction executes, producing the near-1 MIPS/MHz efficiency that lets designers trade clock speed directly against power consumption. Typical applications include industrial control panels, building automation nodes, battery-powered instrumentation, and dual-UART communication converters, where the two USARTs, wide voltage range, and low-power modes provide a robust fit. Design consideration: keep AREF decoupling close to the pin and observe the 8MHz ceiling across the full 1.8V range; above 8MHz this V-grade part must not be used. This page synthesizes distributor inventory, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

USD $2,55 Auf Lager

ATMEGA162V-8MJ

ATMEGA162V-8MJ - AVR 8-bit MCU 8MHz 16KB Flash VQFN-44 | Microchip

The Microchip Technology ATMEGA162V-8MJ is an 8-bit AVR RISC microcontroller with 16KB (8K x 16) of self-programming Flash program memory, 1KB of SRAM, 512 bytes of EEPROM, and an on-chip JTAG interface for debugging, housed in a 44-pad VQFN/MLF (7x7 mm) exposed-pad package. It operates at up to 8 MHz and supports supply voltages from 1.8V to 5.5V. An 8-bit AVR ATmega microcontroller is a reduced-instruction-set (RISC) embedded processor from Microchip's AVR family. The AVR architecture executes most of its 131 powerful instructions in a single clock cycle, achieving up to 16 MIPS throughput at 16 MHz in the family and roughly 8 MIPS at the 8 MHz speed grade of this part, placing it in the broader hierarchy of microcontrollers -> embedded processors -> semiconductors used in cost-sensitive embedded control systems. Key features include 35 programmable I/O lines, two USARTs (UART0 and UART1) for dual serial channels, an SPI serial interface, a dual-buffered 16-bit Timer/Counter1 plus an 8-bit Timer/Counter0 and Timer/Counter2 with PWM outputs, an analog comparator, and internal RC oscillator options. Five sleep modes (Idle, Power-save, Power-down, Standby, and Extended Standby) support aggressive low-power design, and the JTAG interface enables on-chip debug plus boundary-scan testing. Technically, the device uses the advanced AVR RISC Harvard architecture with 8 general purpose working registers, fully static operation, and a single-cycle ALU. Flash memory is self-programming through the boot loader section, allowing field firmware updates via the SPI or JTAG programming interfaces. The wide 1.8V to 5.5V operating range distinguishes the ATmega162V variant from the standard ATmega162 (2.7V to 5.5V, up to 16 MHz), making the V version suitable for battery-powered designs. Typical applications include industrial control nodes, dual-UART communication gateways, battery-powered instrumentation, and consumer embedded systems that require legacy AVR code compatibility. For design, leverage the exposed pad of the 44-VQFN package as a ground connection to improve thermal and EMC performance, and observe the 8 MHz maximum clock limit across the full 1.8V supply range. This page synthesizes distributor availability data, drop-in alternatives, and practical design notes beyond what the manufacturer datasheet provides.

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ATMEGA162V-8MU

ATMEGA162V-8MU - 8-bit AVR MCU 16KB Flash 8MHz VQFN-44 | Microchip

The Microchip Technology ATMEGA162V-8MU is an 8-bit AVR RISC microcontroller with 16KB of self-programmable FLASH memory, 1KB SRAM, 512B EEPROM, and an operating frequency of 8 MHz across a wide 1.8V to 5.5V supply range, housed in a 44-pin VQFN (7x7 mm) package with exposed pad. An AVR microcontroller is a class of 8-bit reduced-instruction-set (RISC) MCUs in the broader microcontroller and embedded processor hierarchy. AVR cores execute most instructions in a single clock cycle, and the ATmega162 implements 133 powerful instructions with 32 general-purpose working registers directly connected to the ALU, giving throughput of up to 16 MIPS at 16 MHz on faster speed grades of the same family. Key features of the ATMEGA162V-8MU include the JTAG interface for on-chip debugging and boundary-scan, two full-duplex hardware USARTs for multi-channel serial communication, and the extended low-voltage V-grade operation from 1.8V down to 5.5V, which supports battery-powered designs that must survive deep battery discharge. Flash endures in-system reprogramming, while 512B of EEPROM retains calibration data through power cycles. Architecturally, the ATmega162 uses a Harvard-structure memory map with separate program and data buses, single-cycle ALU operations, and an on-chip bootloader section that lets the device reprogram its own flash over either USART. Peripheral set includes an 8-channel 10-bit ADC, two 8-bit timers, a 16-bit timer, PWM outputs, an analog comparator, and an SPI interface. Typical applications include industrial control panels requiring dual UARTs, battery-powered instruments exploiting the 1.8V V-grade supply range, and legacy ATmega161 board migrations, since the datasheet states the ATmega162 is 100% pin compatible with the ATmega161. Design consideration: the V-grade device is limited to 8 MHz maximum clock; if your board runs above 8 MHz, select a 16 MHz speed grade instead. This page synthesizes verified distributor pricing, drop-in family alternatives, pinout resources, and practical design notes not found in the manufacturer datasheet alone.

USD $5,15 Auf Lager

ATMEGA162V-8PJ

ATMEGA162V-8PJ - 8MHz AVR MCU 16KB Flash 40-PDIP | Microchip

The Microchip Technology ATMEGA162V-8PJ is a low-power 8-bit AVR ATmega microcontroller with 16KB (8K x 16) self-programming Flash program memory, 1KB SRAM and 512B EEPROM, executing up to 16 MIPS at 16 MHz and clocked at up to 8 MHz in this V (low-voltage) speed grade, packaged in a 40-pin PDIP (0.600 inch, 15.24 mm) with industrial temperature range and green/RoHS-friendly molding compound. An 8-bit AVR microcontroller is a Harvard-architecture RISC processor that fetches instructions from program Flash and data from SRAM in a single clock cycle. Within the power-management hierarchy, the ATmega family sits between small 8-pin ATtiny devices and larger ATmega128-class parts, integrating CPU, memory, timers, serial peripherals, and general-purpose I/O in a single chip for embedded control tasks. Key features include the Advanced RISC architecture with 131 powerful instructions, most executing in a single clock cycle, and eight general-purpose working registers for fast context handling. The built-in JTAG interface enables on-chip debugging and boundary-scan testing, while self-programming Flash supports in-system firmware updates. Serial connectivity covers SPI plus dual USART interfaces for multi-channel communication. Architecturally, the fully static core operates down to DC, allowing aggressive clock scaling for battery-powered designs. The V suffix identifies the wide low-voltage operating range of approximately 1.8V to 5.5V, which suits both single-cell lithium and 3.3V logic systems, while the 8 MHz rating balances throughput against dynamic current consumption. Typical applications include industrial control panels, legacy RS-485/RS-232 communication nodes using the dual USARTs, and through-hole prototyping or low-volume production boards that benefit from the solderable 40-pin DIP footprint. Design consideration: when running near the low end of the supply range, reduce the system clock to stay within the documented frequency-versus-voltage safe operating curve. This page synthesizes distributor availability, drop-in alternatives, and practical design notes not consolidated in the manufacturer datasheet, with pricing as of 2026-09-16.

USD $5,15 Auf Lager

ATMEGA163-8AC

ATMEGA163-8AC - AVR 8-Bit MCU 16KB Flash 8MHz TQFP-44 | Microchip

The Microchip Technology (Atmel) ATMEGA163-8AC is an 8-bit AVR RISC microcontroller with 16KB (8K x 16) In-System Programmable FLASH program memory, 1KB of internal SRAM, and a maximum CPU clock of 8MHz, housed in a 44-pin TQFP (10x10 mm) surface-mount package. An 8-bit microcontroller (MCU) is an integrated circuit that combines a processor core, program memory, data memory, and peripherals on a single die, sitting at the low end of the embedded-system hierarchy: microcontroller -> embedded processor -> system-on-chip. The AVR architecture uses a Harvard design with a two-stage pipeline, executing most instructions in a single clock cycle, which yields up to 8 MIPS throughput at the 8MHz rating of this device. Key features of the ATMEGA163-8AC include the 16KB self-programmable FLASH that supports field firmware updates, 1KB of on-chip SRAM for data and stack, and a rich peripheral set typical of the ATmega family, including an 8-channel 10-bit ADC, UART serial port, SPI interface, and timer/PWM units. Architecturally, the AVR core operates from 32 general-purpose 8-bit working registers directly connected to the ALU, allowing single-cycle arithmetic between any two registers. This register-file-first design is the reason AVR devices achieve near one MIPS per MHz efficiency without expensive pipeline complexity, making them predictable for real-time firmware. Typical applications include industrial control boards, HVAC and appliance controllers, legacy equipment maintenance, and embedded instrumentation where a 5V-compatible 8-bit MCU in a 44-pin TQFP footprint is required. A key design consideration: the ATMEGA163 is an older ATmega generation (superseded by the pin-compatible ATmega16), so new designs should verify long-term availability and consider the ATmega16 as the forward-compatible successor in the same 44-TQFP footprint. This page synthesizes distributor pricing, drop-in alternative options, and practical design notes not found in the manufacturer datasheet.

USD $3,33 Auf Lager

ATMEGA163-8AI

ATMEGA163-8AI - 8-bit AVR MCU 16KB Flash 8MHz TQFP-44 | Microchip

The Microchip Technology ATMEGA163-8AI (originally Atmel) is a low-power CMOS 8-bit AVR ATmega microcontroller with 16KB of In-System Programmable Flash (8K x 16 organization), 1KB of SRAM, and an 8MHz maximum clock frequency, housed in a 44-pin TQFP (10x10 mm) package with industrial temperature rating (-40C to +85C). An ATmega microcontroller is a member of the AVR family of 8-bit RISC microcontrollers, which sit within the broader hierarchy of embedded microcontroller units (MCUs) under semiconductor integrated circuits. AVR cores execute most instructions in a single clock cycle using a Harvard architecture with separate program and data buses, delivering roughly 1 MIPS per MHz of clock speed. This makes AVR MCUs a popular choice for embedded control where deterministic, code-dense execution matters. Key features of the ATMEGA163-8AI include 16KB self-programmable Flash, 512B EEPROM, 1KB internal SRAM, and a rich peripheral set: a 10-bit ADC, two 8-bit timers, one 16-bit timer, and I2C (TWI), SPI, and UART/USART serial interfaces. The 8-bit AVR RISC core with 32 general-purpose registers enables efficient C compiler output. The 'A' grade and 'I' suffix denote an industrial temperature range of -40C to +85C, and the device operates from a 5V supply (4.5V to 5.5V for the 8MHz speed grade). Technically, the device uses In-System Programming (ISP) via the SPI port, allowing firmware updates on the assembled PCB without removing the chip. Multiple power-saving idle and power-down modes reduce current consumption in battery-aware designs. Typical applications include industrial control panels, sensor and instrumentation nodes, and legacy consumer/appliance boards where a 5V AVR with ISP Flash is required. Design consideration: the ATmega163 is a legacy device; new designs should evaluate the pin-compatible ATmega16 or ATmega162 family, which offer higher performance in the same TQFP-44 footprint. This page synthesizes distributor pricing, drop-in alternatives, pinout data, and practical design notes not found in the manufacturer datasheet.

USD $4,22 Auf Lager

ATMEGA163-8PC

ATMEGA163-8PC - 8-Bit AVR MCU 16KB 8MHz 40-PDIP | Microchip

The Microchip (Atmel) ATMEGA163-8PC is an 8-bit AVR RISC microcontroller with 16KB (8K x 16) in-system programmable FLASH, 1KB SRAM, and 512B EEPROM, operating at up to 8MHz in a 40-pin PDIP package with 0.600 inch (15.24mm) row spacing. An 8-bit microcontroller integrates a processor core, program memory, data memory, and peripherals on a single chip. The ATmega family uses the AVR enhanced RISC architecture, executing most instructions in a single clock cycle to deliver throughputs approaching 1 MIPS per MHz, letting designers optimize power consumption against processing speed within the broader microcontroller and embedded-processor hierarchy. Key features include 32 general-purpose 8-bit registers directly connected to the ALU, up to 8 MIPS throughput at 8MHz, four 8-bit PWM channels, an 8-channel 10-bit ADC, and hardware interfaces for SPI, I2C (TWI), and UART/USART serial communication. The external memory interface addresses expanded memory, and in-system programmable FLASH enables firmware updates without removing the device from the board. Architecturally, the device pairs the AVR core with Harvard memory separation and a single-cycle instruction pipeline. Interrupt vectors, three hardware timers/counters, and a programmable watchdog timer support deterministic real-time behavior suitable for industrial control and instrumentation codebases. Typical applications include industrial automation, motor control and appliances, embedded instrumentation, legacy AVR design maintenance, and hobbyist/educational systems where a through-hole DIP package simplifies prototyping. Design consideration: the ATmega163 is a legacy device no longer recommended for new designs; software compatibility with newer ATmega parts (ATmega16/32/162) should be verified before a board refresh. This page synthesizes distributor availability, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

USD $3,20 Auf Lager

ATMEGA163-8PI

ATMEGA163-8PI - 8-bit AVR MCU 16KB Flash 8MHz 40-PDIP | Microchip

The Microchip Technology (Atmel) ATMEGA163-8PI is an 8-bit AVR RISC microcontroller with 16KB of In-System Programmable FLASH (8K x 16), 1KB of SRAM, and up to 8 MIPS throughput at 8 MHz, packaged in a 40-pin PDIP (0.600 inch, 15.24 mm) with industrial temperature rating. An 8-bit AVR microcontroller is a single-chip processor built on the AVR enhanced RISC architecture, in which most of the 130 powerful instructions execute in a single clock cycle. Within the semiconductor hierarchy, it belongs to the microcontroller (MCU) class of embedded processors, descending from the AVR ATmega product family, and integrates program memory, data memory, peripherals, and a CPU core in one package. Key features include 32 x 8 general-purpose working registers, fully static operation for clock-speed-independent timing, an on-chip 2-cycle hardware multiplier, and In-System Programmable (ISP) flash that allows firmware updates without removing the chip from the PCB. The single-cycle instruction execution delivers throughput approaching 1 MIPS per MHz, letting designers trade clock speed directly against power consumption. Technically, the ATmega163 combines a rich AVR instruction set with 32 general-purpose registers that are all directly connected to the ALU, allowing two independent registers to be accessed in one instruction executed in one clock cycle. This Harvard-architecture pipeline is the foundation of the high code efficiency and real-time deterministic behavior the AVR core is known for. Typical applications include legacy industrial control boards, embedded instrumentation, motor-adjacent control logic, and hobby or educational platforms that require a robust DIP-packaged, socketed microcontroller that can be reprogrammed in-system. When designing with this device, remember the 8 MHz maximum clock frequency specified for the -8 speed grade, and use a crystal with proper load capacitors on XTAL1/XTAL2 for timing-critical designs. This page adds value beyond the manufacturer datasheet by consolidating distributor availability, drop-in alternatives, design notes, and FAQ answers in one place. Pricing shown is an estimate; request a quote from XAIPART for current ATMEGA163-8PI pricing as of 2026-09-16.

USD $3,40 Auf Lager

ATMEGA163L-4AC

ATMEGA163L-4AC - 8-bit AVR MCU 16KB Flash 4MHz TQFP-44 | Microchip

The Microchip Technology ATMEGA163L-4AC is a low-power CMOS 8-bit AVR microcontroller with 16KB (8K x 16) of In-System Programmable Flash, 1KB of SRAM, 512B of EEPROM, and a maximum clock frequency of 4 MHz, housed in a 44-pin TQFP (10 x 10 mm) package. An 8-bit AVR microcontroller is a Harvard-architecture RISC processor in the broader hierarchy of microcontroller units (MCUs) within the embedded processor and semiconductor family. AVR cores execute most instructions in a single clock cycle, delivering throughput approaching 1 MIPS per MHz, which lets system designers optimize power consumption versus processing speed. MCUs of this class integrate program Flash, data SRAM, nonvolatile EEPROM, peripherals, and I/O on one die, replacing multi-chip solutions in cost- and power-sensitive embedded systems. Key features of the ATMEGA163L-4AC include 32 programmable I/O lines, hardware connectivity interfaces comprising I2C (Two-Wire Serial Interface), SPI, and UART/USART serial ports, and on-chip peripherals including Brown-out Detect/Reset (BOD), Power-on Reset (POR), PWM outputs, and a Watchdog Timer (WDT). The L suffix denotes a wide low-voltage supply range suitable for battery operation, and the 4 MHz speed grade minimizes dynamic power draw and EMI. Technically, the ATmega163 combines an AVR RISC core with In-System Programmable (ISP) Flash, allowing firmware updates on the assembled PCB without removing the device. Single-cycle instruction execution combined with a compact instruction set yields deterministic, efficient C- and assembly-level code, while the on-chip EEPROM retains calibration and configuration data through power cycles. Typical applications include industrial control panels, sensor data loggers, battery-powered instrumentation, consumer appliance control, and legacy embedded system maintenance, where a modest 4 MHz clock, rich serial connectivity, and 32 I/O lines are sufficient. Design consideration: verify the commercial temperature grade and low-speed grade match your end environment, and budget ISP header access on the PCB for field firmware updates. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

USD $5,52 Auf Lager

ATMEGA163L-4PC

ATMEGA163L-4PC - 8-bit AVR MCU 16KB 4MHz DIP-40 | Microchip

The Microchip Technology ATMEGA163L-4PC (originally Atmel) is an 8-bit AVR RISC microcontroller with 16KB of In-System Programmable FLASH (8K x 16), 1KB of SRAM, and 512 bytes of EEPROM, executing up to 4 MIPS at a maximum clock frequency of 4MHz in a 40-pin PDIP package (0.600 inch, 15.24mm width). A microcontroller (MCU) is a single-chip computer integrating a processor core, program memory, data memory, and peripherals such as timers, UART, SPI, and ADC on one die. Within the power-management-of-systems hierarchy, an 8-bit MCU like the AVR ATmega family sits at the entry level of embedded control, ideal for deterministic, low-cost, low-power tasks where a 32-bit ARM core would be unnecessary. Key features of the ATMEGA163L-4PC include the AVR enhanced RISC architecture with mostly single-cycle instruction execution, In-System Programmable (ISP) FLASH allowing firmware updates on the PCB, 512 bytes of non-volatile EEPROM for parameter storage, and the low-voltage "L" grade supporting operation down to approximately 2.7V. The 40-pin PDIP through-hole package makes it a favorite for prototyping, education, and repair of legacy equipment. Technically, the device combines a Harvard-architecture AVR core with 32 general-purpose working registers directly connected to the ALU, giving it high code efficiency compared to other 8-bit MCUs. Program memory is organized as 8K x 16 bits, and the chip provides hardware peripherals typical of the ATmega series including an 8-bit timer, a 16-bit timer with PWM, a USART, SPI, and an ADC (per the Atmel ATmega163 datasheet). Typical applications include legacy industrial control boards, laboratory instruments, educational/embedded training platforms, and replacement of obsolete MCU sockets in through-hole designs still in service. Design consideration: the 4MHz speed grade limits compute headroom - verify interrupt latency and loop timing fit within the 4 MIPS ceiling before substituting a faster variant, and confirm the supply-voltage range matches your rail. This page synthesizes distributor pricing channels, pin-compatible same-family alternatives, and practical design notes not found in the manufacturer datasheet.

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ATMEGA164A-AU

ATMEGA164A-AU - 8-bit AVR MCU, 16KB Flash, 20MHz, 44-TQFP

The Microchip Technology ATMEGA164A-AU is an 8-bit AVR RISC-based microcontroller delivering 20 MIPS throughput at 20 MHz, integrating 16 KB of in-system programmable Flash, 512 B EEPROM, and 1 KB SRAM in a 44-pin TQFP (10x10 mm) package. It is part of the ATmega164A/164PA/324A/324PA/644A/644PA/1284/1284P family that scales memory and peripheral density across the same peripheral set. An AVR 8-bit microcontroller is a high-performance RISC (Reduced Instruction Set Computer) core that executes most instructions in a single clock cycle, contrasting with legacy CISC architectures. Microcontrollers sit within the broader hierarchy of microcontroller -> embedded controller -> semiconductor IC, and the ATmega164A targets cost-optimized embedded designs where deterministic timing matters more than absolute processing power. Key features include 32 general-purpose working registers directly connected to the ALU, 32 programmable I/O lines, two 8-bit timers/counters plus one 16-bit timer/counter, a real-time counter with separate oscillator, six PWM channels, an 8-channel 10-bit ADC, two programmable USARTs, a master/slave SPI interface, a byte-oriented Two-Wire serial interface, a programmable watchdog timer with separate on-chip oscillator, and an analog comparator. The on-chip 2-cycle multiplier accelerates integer arithmetic without external hardware. The device operates from 2.7 V to 5.5 V at speeds up to 10 MHz (extended grade) or 1.8 V to 5.5 V at lower speeds, with six software-selectable power-saving modes that drop active current below 1 mA in idle and below 5 uA in power-down with the RTC running. The AVR Harvard architecture with separate program and data buses sustains single-cycle instruction fetch, and JTAG/ISP/debugWIRE interfaces enable in-system programming and on-chip debug without external hardware. Typical applications include industrial sensor nodes, HVAC controllers, building automation, low-cost motor control, USB-to-UART bridges (when paired with a USB transceiver), battery-powered data loggers, and educational development boards. The wide supply range makes it friendly to both 3.3 V and 5 V designs, and the small TQFP-44 footprint simplifies hand-solderable prototypes while still fitting on 2-layer PCBs. When designing, populate the AREF pin with a 100 nF capacitor and bypass VCC/AVCC with 100 nF + 10 uF capacitors within 5 mm of each pin pair. Enable the internal brown-out detector at 2.7 V minimum to prevent Flash corruption during brown-out events, and reserve the RESET pin pull-up (10 kΩ to VCC) to survive noisy supply transients. This page synthesizes distributor pricing, drop-in same-package alternatives, application-specific design notes, and a 8-parameter comparison matrix beyond what the manufacturer datasheet alone provides, giving procurement and design engineers a single source of truth for the ATMEGA164A-AU.

USD $2,65 Auf Lager

ATMEGA164A-CU

ATMEGA164A-CU - 8-bit AVR MCU 16KB Flash 20MHz BGA | Microchip

The Microchip (Atmel) ATMEGA164A-CU is an 8-bit AVR RISC microcontroller with 16 KB ISP FLASH memory, 512 B EEPROM, 1 KB SRAM, and up to 20 MHz clock speed (20 MIPS throughput), housed in a 49-ball VFBGA (5 x 5 mm) package. A microcontroller unit (MCU) is a single-chip computer that integrates a processor core, memory, and programmable peripherals on one die. Within the semiconductor hierarchy, the ATmega164A belongs to the AVR family of 8-bit RISC microcontrollers, which sit under the broader categories of microcontrollers, embedded processors, and integrated circuits. MCUs of this class are the workhorses of embedded electronics, executing control, sensing, and communication tasks in a single low-power chip. Key features of the ATMEGA164A-CU include an advanced RISC architecture with 133 powerful instructions, most executing in a single clock cycle; 32 x 8-bit general-purpose working registers; and an on-chip 2-cycle hardware multiplier for efficient math. The 16 KB self-programmable FLASH supports read-while-write operation and in-system programming (ISP), while the 512 B EEPROM retains calibration data through power cycles. Supply voltage spans 2.7 V to 5.5 V, allowing operation from single-cell lithium or 5 V industrial rails. Architecturally, the AVR Harvard-structure core accesses program and data memory through separate buses, enabling most instructions to complete in one cycle. Fully static operation permits clocking down to DC for ultra-low-power sleep modes, while a rich peripheral set of timers, USART, SPI, and analog comparators offloads the CPU. Watchdog timer, power-on reset, and brown-out detection improve system robustness. Typical applications include industrial control and automation nodes, consumer appliances, battery-powered handheld instruments, and sensor acquisition systems where a compact 5 x 5 mm BGA footprint and wide 2.7 V to 5.5 V supply range are valuable. Development is supported by Microchip MPLAB tools and the MightyCore Arduino hardware package. When designing with this part, note that a fine-pitch 49-ball BGA requires careful PCB fan-out and is harder to rework than TQFP variants of the same family; choose the ATMEGA164A-AU TQFP package if field serviceability matters. This page synthesizes distributor pricing, cross-reference findings, and package-compatibility guidance not found in the manufacturer datasheet.

USD $4,03 Auf Lager

ATMEGA164A-MCH

ATMEGA164A-MCH - 16KB AVR MCU 20MHz 44-QFN | Microchip

The Microchip Technology ATMEGA164A-MCH is an 8-bit AVR RISC microcontroller with 16 KB in-system-programmable FLASH, 512 B EEPROM, 1 KB SRAM and a maximum clock rate of 20 MHz, housed in a 44-pin QFN (5x5 mm) package with exposed pad. It executes up to 20 MIPS at 20 MHz because most of its 131 AVR instructions complete in a single clock cycle, making it one of the most code-dense 8-bit MCUs in the AVR family. An AVR ATmega microcontroller is a member of the microcontroller unit (MCU) family within the broader semiconductor hierarchy: MCU -> embedded processor -> integrated circuit. An MCU integrates a CPU core, program memory, data memory and peripherals (timers, serial interfaces, ADC) on a single die, replacing multi-chip designs in embedded systems and reducing both BOM count and PCB area. The 'A' suffix denotes the picoPower variant with revised sleep-mode current figures relative to the classic ATmega164P die. Key features include 32 general purpose I/O lines and 32 general purpose working registers directly connected to the ALU for fast single-cycle operation. The memory architecture supports read-while-write ISP FLASH, enabling firmware updates in the field. Peripherals include a real-time counter, multiple timers with PWM, a 10-bit ADC, USART, SPI and TWI (I2C) serial interfaces, and JTAG for on-chip debugging and boundary scan. The advanced RISC Harvard architecture separates program and data buses, so instruction fetch and data access occur in parallel. Operating from a 2.7 V to 5.5 V supply range (per distributor listings), the device suits both 3.3 V and 5 V designs. Power management includes idle, power-down, power-save and standby sleep modes for battery-operated products. The 44-QFN footprint saves board area versus TQFP while the exposed pad improves ground and thermal performance. Choose the system clock carefully - full 20 MHz operation requires a 4.5 V to 5.5 V supply, while lower-voltage rails limit the maximum safe frequency per the datasheet speed-grade table. Typical applications include industrial control and automation nodes, consumer appliances, battery-powered instrumentation, and embedded controllers requiring in-field ISP firmware updates. This page synthesizes distributor pricing, drop-in alternatives, pinout guidance, and practical design notes not found in the manufacturer datasheet.

USD $3,55 Auf Lager

ATMEGA164A-MCHR

ATMEGA164A-MCHR - 8-bit AVR MCU 16KB Flash 20MHz QFN-44 | Microchip

The Microchip Technology (Atmel) ATMEGA164A-MCHR is a low-power 8-bit AVR RISC microcontroller with 16 KB ISP Flash memory, 512 B EEPROM, 1 KB SRAM, and a 20 MHz maximum clock, housed in a 44-pin QFN (MLF) 5x5 mm surface-mount package supplied on tape and reel. A microcontroller unit (MCU) is a single-chip computer that integrates a processor core, program memory, data memory, and peripherals on one die. The ATmega164A belongs to the AVR 8-bit microcontroller family, sitting below the ATmega324A/644A/1284 within the megaAVR product hierarchy of Microchip Technology. Key features include the AVR enhanced RISC architecture executing 133 powerful instructions, most in a single clock cycle, delivering throughput approaching 1 MIPS per MHz. The 16 KB Flash supports read-while-write ISP programming, and the device integrates a real-time counter, four flexible timer/counters with compare modes and PWM, and general-purpose I/O lines (32 per Microchip product page). Architecturally, the ATmega164A uses a Harvard structure with 32 general-purpose working registers directly connected to the ALU, allowing two independent instructions to execute in one cycle. The rich instruction set and single-cycle execution minimize code size and interrupt latency in embedded control loops. Typical applications include industrial automation, home appliance control, sensor data acquisition, and embedded systems where 16 KB of program memory is sufficient. Development is supported by Microchip MPLAB tools and the open-source MightyCore Arduino hardware package. Design consideration: the QFN (MLF) package exposes a large ground pad on the underside that must be soldered to a grounded PCB land pattern for reliable operation and thermal performance. This page synthesizes verified distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.

USD $3,01 Auf Lager

ATMEGA164A-MU

ATMEGA164A-MU - 8-bit AVR MCU 16KB Flash 20MHz VQFN-44 | Microchip

The Microchip Technology ATMEGA164A-MU is a low-power 8-bit AVR RISC microcontroller with 16 KB ISP FLASH, 512 B EEPROM, 1 KB SRAM, up to 20 MHz operation, and 32 general-purpose I/O lines, housed in a 44-pin VQFN (7x7 mm) package with exposed pad. A microcontroller (MCU) is a single-chip computer that integrates a processor core, program memory, data memory, and peripherals such as timers, UARTs, and ADCs onto one die. The ATmega164A belongs to the ATmega family, which sits within the broader AVR 8-bit microcontroller product line - itself part of the general-purpose MCU hierarchy within power-embedded system design. By executing powerful instructions in a single clock cycle, the AVR enhanced RISC architecture achieves throughputs close to 1 MIPS per MHz, minimizing the trade-off between processing power and power consumption. Key features include 16 KB of in-system self-programmable FLASH with read-while-write capability, 133 powerful instructions with most executing in a single clock cycle, 32 general-purpose working registers, a real-time counter (RTC), and four flexible timer/counters with compare modes and PWM. Internal calibrated oscillator, watchdog timer, and brown-out detection eliminate external components. Technically, the Harvard architecture separates program and data buses, allowing simultaneous access for single-cycle instruction fetch and execution. The JTAG interface (per family documentation) supports on-chip debugging and boundary-scan, while the SPI and 8-channel 10-bit ADC extend analog and digital connectivity for sensor-intensive designs. Typical applications include industrial control and automation nodes, consumer appliances, battery-powered instrumentation, and embedded control in HVAC and metering systems where a 44-pin VQFN footprint and 2.7V to 5.5V supply range simplify design reuse. A key design consideration is supply voltage versus clock speed: full 20 MHz operation typically requires the higher end of the 2.7V to 5.5V supply range, so derate the clock for low-voltage battery designs to guarantee timing margin. This page synthesizes distributor pricing, drop-in alternatives within the ATmega family, and practical design notes not consolidated in the manufacturer datasheet summary.

USD $3,01 Auf Lager

ATMEGA164A-MUR

ATMEGA164A-MUR - 16KB Flash AVR MCU 20MHz VQFN-44 | Microchip

The Microchip Technology ATMEGA164A-MUR is an 8-bit AVR RISC microcontroller with 16 KB ISP Flash, 512 B EEPROM, and 1 KB SRAM, running at up to 20 MHz from a 1.8 V to 5.5 V supply, packaged in a 44-pad VQFN (7x7 mm) with exposed pad. It combines 32 general-purpose I/O lines, a 10-bit ADC, and multiple serial interfaces in a compact leadless footprint. A microcontroller (MCU) integrates a processor core, program memory, data memory, and peripherals on a single chip, sitting at the lowest level of the embedded-system hierarchy (semiconductor -> MCU -> embedded board -> complete device). The ATmega family is based on the AVR enhanced RISC architecture, which executes most of its 133 powerful instructions in a single clock cycle, achieving throughput approaching 1 MIPS per MHz. Key features include 16 KB of self-programmable ISP Flash with read-while-write support, 512 B EEPROM for non-volatile calibration data, 1 KB SRAM, two 8-bit timers/counters and one 16-bit timer with PWM, an 8-channel 10-bit ADC, USART, SPI, and two-wire (I2C/TWI) interfaces, plus JTAG for boundary scan and on-chip debugging. The 20 MHz maximum clock rate delivers roughly 20 MIPS of performance. Architecturally, the AVR core uses a Harvard structure with 32 general-purpose working registers directly connected to the ALU, allowing two independent register accesses in one instruction. In-system programmability permits firmware updates on the assembled board via SPI (ISP) or a JTAG interface, reducing production cost and field-update effort. Typical applications include industrial control and automation nodes, sensor and data-logging systems, consumer appliance controllers, and motor-control or lighting subsystems that need moderate flash, rich analog input, and multiple serial buses in a space-saving QFN package. Design consideration: keep the supply within 1.8 V to 5.5 V and note that maximum clock frequency derates at low supply voltage and elevated temperature; decouple VCC and AVCC with 100 nF ceramics placed close to the exposed pad, which should be soldered to a ground pour for thermal and EMI performance. This page synthesizes distributor pricing, same-footprint drop-in alternatives, and practical design guidance not found in the manufacturer datasheet, with pricing referenced as of 2026-09-16.

USD $3,20 Auf Lager

ATMEGA164A-PU

ATMEGA164A-PU - 8-bit AVR MCU 16KB Flash 20MHz | Microchip

The Microchip Technology ATMEGA164A-PU is an 8-bit AVR RISC microcontroller with 16 KB of In-System Programmable Flash, 1 KB of SRAM, and 512 bytes of EEPROM, executing at up to 20 MHz and housed in a 40-pin PDIP (0.600 inch, 15.24 mm) through-hole package. An 8-bit microcontroller is an integrated circuit that combines a processor core, memory, and peripherals such as timers, UARTs, and ADCs on a single chip, forming the highest-volume tier of the embedded systems hierarchy (MCU -> embedded processor -> semiconductor). The AVR architecture executes most of its powerful instruction set in a single clock cycle, achieving throughput near one MIPS per MHz, so designers can trade clock speed directly against power consumption. Key features of the ATMEGA164A include 32 general purpose I/O lines, 32 general purpose working registers, two USARTs, SPI and two-wire (I2C) interfaces, an 8-channel 10-bit ADC, a real-time counter, three flexible timers with compare modes and PWM, and internal calibrated oscillator. It operates from 2.5 V to 5.5 V with operating grades for industrial (-40C to +85C) temperature ranges. Technically, the device is built on AVR enhanced RISC architecture with single-cycle execution, read-while-write Flash for self-programming, and multiple sleep modes plus power-down/power-save operation for battery designs. DebugWIRE on-chip debugging is supported through the RESET pin with a single-wire interface. Typical applications include industrial control and automation, instrumentation, and hobby/prototyping projects where the through-hole PDIP package simplifies hand soldering, socketing, and breadboarding. Design consideration: for maximum reliability, decouple VCC and AVCC separately and use the external crystal option when you need UART timing accuracy beyond the internal oscillator tolerance. This page synthesizes distributor pricing, drop-in alternatives within the ATmega164A/324A/644A/1284 family, and practical design notes not found in the manufacturer datasheet.

USD $3,15 Auf Lager

ATMEGA164P-15AT

ATMEGA164P-15AT - 16MHz AVR MCU 16KB Flash 44-TQFP | Microchip

The Microchip Technology ATMEGA164P-15AT is an 8-bit AVR RISC microcontroller with 16 KB in-system-programmable FLASH memory, 512 B EEPROM, 1 KB SRAM, and 32 general-purpose I/O lines, operating at up to 16 MHz in a 44-pin TQFP (10x10 mm) package. An 8-bit AVR microcontroller is a single-chip computing device built around the AVR enhanced RISC architecture, which executes most of its 131 powerful instructions in a single clock cycle. Within the system hierarchy, an MCU such as the ATmega164P integrates processor core, program memory, data memory, timers, communication peripherals, and an ADC into one package, making it the heart of embedded control systems where a discrete CPU plus external memory would otherwise be required. Key differentiating features include read-while-write FLASH for safe in-application firmware updates, the picoPower technology suite for sub-microamp power-down current, three flexible 16-bit and 8-bit timer/counters with compare modes and PWM, and two full USARTs. Per the Microchip product page, the device also provides a byte-oriented Two-Wire (I2C) interface, an 8-channel 10-bit ADC, and an on-chip internal oscillator, reducing external component count. The ATMEGA164P-15AT operates from 2.7V to 5.5V with a 16 MHz maximum clock. The picoPower variant's internal voltage regulator and low-power design modes (idle, power-down, power-save, standby) enable battery-powered designs with multi-year battery life. The AVR core's 32 general-purpose working registers are directly connected to the ALU, allowing two independent registers to be accessed in one instruction and delivering up to 16 MIPS throughput at 16 MHz. Typical applications include industrial automation and control nodes, home and building automation, battery-powered portable instruments, and sensor interfaces exploiting the 10-bit ADC. Two USARTs simplify multi-drop communication systems and RS-485 gateways. When designing with this MCU, budget the 1 KB SRAM carefully; large buffers or deep stacks in C code can overflow quickly, so static allocation review is essential at this memory class. This page synthesizes distributor data, drop-in family alternatives, pinout, and practical design notes not found in the manufacturer datasheet.

USD $2,35 Auf Lager

ATMEGA164P-15AT1

ATMEGA164P-15AT1 - 8-bit AVR MCU, 16KB Flash, 44-TQFP | Microchip

The Microchip Technology ATMEGA164P-15AT1 is a high-performance, low-power 8-bit AVR RISC microcontroller with 16 KB ISP flash memory, 1 KB SRAM, 512 B EEPROM, and 32 general purpose I/O lines, packaged in a 44-pin TQFP (10x10 mm) supplied in Tape & Reel format. The picoPower ATmega P-class core executes most of its 131 instructions in a single clock cycle at up to 16 MHz. An 8-bit AVR microcontroller is a Harvard-architecture RISC processor that separates program and data memory, allowing an instruction to be fetched and executed in the same cycle. Within the semiconductor hierarchy, the ATmega164P sits in the general-purpose MCU class of power-management-friendly embedded processors, one memory tier above the 8 KB ATmega16/ATmega162 family and below the 64 KB ATmega644P, sharing the same 40-plus-pin TQFP footprint family. Key features include read-while-write (RWW) flash for self-programming, the picoPower technology suite for microamp-level sleep currents, an internal RC oscillator that removes the need for an external crystal in non-timing-critical designs, and two 8-bit and one 16-bit timer for PWM generation. The 15 speed grade is the industrial grade supplied on tape and reel for automated assembly. Technically, the advanced RISC architecture pairs 32 general purpose working registers directly with the ALU, so a single-cycle operation executes register-to-register arithmetic without accumulator bottlenecks. Peripherals include USART, SPI, two-wire (I2C-compatible) interface, analog comparator, and an 8-channel 10-bit ADC with a differential mode and gain stage. Typical applications span industrial sensor nodes, HVAC and building automation controllers, battery-powered metering, and consumer appliance boards where 16 KB of code is sufficient and the picoPower sleep modes extend battery life. Design-wise, remember that the low-frequency crystal oscillator is optimized for very low power with reduced crystal drive strength, so crystal load capacitance and ESR must be re-verified when migrating from ATmega16/32 designs, per Microchip application note AVR505. This page synthesizes verified distributor pricing, drop-in family alternatives, application guidance, and design notes not consolidated in the manufacturer datasheet.

USD $3,60 Auf Lager

ATMEGA164P-15MZ

ATMEGA164P-15MZ - 8-bit AVR MCU 16KB Flash 44-VQFN | Microchip

The Microchip Technology ATMEGA164P-15MZ is an 8-bit AVR RISC microcontroller with 16KB ISP Flash memory, 512B EEPROM, 1KB SRAM, and 32 general-purpose I/O lines, packaged in a 44-pin VQFN (7x7 mm) with exposed pad and rated to 125 degrees C. A microcontroller is a single-chip computer that integrates a processor core, program memory, data memory, and peripherals such as timers, UARTs, and ADCs into one IC. Within the semiconductor hierarchy, this device belongs to the AVR ATmega family -> 8-bit RISC microcontrollers -> microcontroller units (MCUs) -> integrated circuits. MCUs are the programmable heart of embedded systems, executing control, sensing, and communication tasks across industrial and consumer electronics. Key features include the picoPower technology platform for low sleep-mode consumption, 16KB self-programmable Flash with read-while-write support, a 16MHz AVR RISC core executing most instructions in a single clock cycle, and JTAG for on-chip debugging and boundary scan. The 44-VQFN package saves board area versus the TQFP variant while the exposed pad improves thermal and ground performance. Architecturally, the AVR Harvard-structure core uses 32 general-purpose working registers directly connected to the ALU, allowing one-cycle instruction execution. Peripherals include an 8-channel 10-bit ADC, USART, SPI, two-wire interface (I2C), three timers (two 8-bit, one 16-bit with PWM), analog comparator, and an internal RC oscillator. In-system programmability via SPI (ICSP) enables field firmware updates without removing the device. Typical applications include industrial automation control nodes, consumer appliance controllers, and motor control or lighting systems where a mid-density 8-bit MCU with rich analog and communication peripherals reduces bill-of-materials count. The 125-degree C grade suits harsh industrial environments. Design consideration: select clock sources conservatively - the internal 8MHz RC oscillator saves external components, but the '-15' speed grade indicates a maximum 16MHz rating, so verify crystal and VCC combinations against the datasheet frequency-versus-voltage curves before finalizing designs. This page synthesizes distributor pricing, verified drop-in alternatives, and practical design notes not found in the manufacturer datasheet, giving engineers a single decision-ready reference.

USD $8,83 Auf Lager

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