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製品 (18161)

ATMEGA1608-AUR - 8-bit AVR MCU 20MHz 16KB Flash TQFP-32 | Microchip
ATMEGA1608-AUR

ATMEGA1608-AUR - 8-bit AVR MCU 20MHz 16KB Flash TQFP-32 | Microchip

The Microchip Technology ATMEGA1608-AUR is an 8-bit AVR megaAVR 0-series microcontroller running at up to 20 MHz, with 16 KB Flash, 2 KB SRAM and 256 bytes of EEPROM, housed in a 32-pin TQFP (7x7 mm) package supplied in Tape & Reel. It belongs to the Functional Safety (FuSa) supported megaAVR 0-series family with a hardware multiplier. An 8-bit microcontroller is an integrated circuit that contains a processor core, memory, and programmable peripherals on a single chip, executing code that processes data 8 bits at a time. Within the semiconductor hierarchy, the ATmega1608 sits in the MCU category under embedded processors, and within Microchip's AVR product line under the megaAVR 0-series, which targets general-purpose embedded control designs. Key features include the AVR RISC core with a hardware multiplier executing most instructions in a single clock cycle, 20 MHz maximum operating frequency, and Core Independent Peripherals (CIPs) that operate without CPU intervention, reducing latency and code complexity. The 16 KB self-programmable Flash, 2 KB SRAM and 256 B EEPROM provide a balanced memory footprint for small-to-medium control applications. Technical depth: the megaAVR 0-series uses the modern AVR core with single-cycle I/O access, an event system for peripheral-to-peripheral signaling, and support for functional safety development, making it suitable for designs where safety documentation and diagnostics matter. Supply operation is in the 5 V class typical of the series. Typical applications include industrial control and automation nodes, home appliances, and general embedded systems requiring robust 8-bit control with CIP-based real-time behavior. Design consideration: the device is programmed via UPDI (Unified Program and Debug Interface), so plan for a single-pin programming header rather than legacy ISP connectors. This page synthesizes verified distributor data, drop-in family alternatives, pricing context, and practical design guidance not found in the manufacturer datasheet.

USD $0.92 在庫あり
ATMEGA1608-MF - 8-Bit AVR MCU 20MHz 16KB Flash 32-VQFN | Microchip
ATMEGA1608-MF

ATMEGA1608-MF - 8-Bit AVR MCU 20MHz 16KB Flash 32-VQFN | Microchip

The Microchip Technology ATMEGA1608-MF is an 8-bit AVR megaAVR 0-series microcontroller with functional safety (FuSa) support, featuring a 20 MHz AVR processor with hardware multiplier, 16 KB Flash, 2 KB SRAM and 256 bytes of EEPROM in a 32-pin VQFN (5x5 mm) package. An 8-bit microcontroller (MCU) integrates a processor core, memory, and peripherals on a single chip, positioned within the hierarchy of semiconductor devices as: ATmega1608 -> megaAVR 0-series -> 8-bit AVR MCU -> microcontroller -> embedded processor. The AVR architecture executes most instructions in a single clock cycle and includes a hardware multiplier, making it efficient for both control loops and light math-heavy tasks. Key features include the AVR RISC core running up to 20 MHz, 16 KB (16K x 8) of self-programmable Flash, 2 KB SRAM, 256 bytes EEPROM, and a rich peripheral set typical of the megaAVR 0-series: multi-channel ADC, analog comparators, timers/counters, USARTs, SPI and I2C (TWI), plus Configurable Custom Logic (CCL) and Event System for peripheral interconnection without CPU intervention. The megaAVR 0-series uses the latest AVR core with a two-stage pipeline, single-cycle I/O access, and a modern interrupt controller. The -MF suffix denotes the 32-VQFN (5x5) package at the industrial temperature range; the FuSa designation means the device is supported with functional-safety documentation, suitable for IEC 61508-oriented development. The device is programmed and debugged via the single-wire UPDI interface. Typical applications include industrial control and automation nodes, motor control subsystems, functional-safety-oriented designs, sensor interfaces, and general embedded control in 28- and 32-pin cost-sensitive systems. A key design consideration: the megaAVR 0-series programs via UPDI, not the older ISP used by classic ATmega328P-class parts, so tooling and bootloaders differ; UART-based bootloader support can ease migration. Verify supply voltage and clock configuration via fuse settings in Microchip MPLAB X with a PICkit 4 or SNAP programmer. This page synthesizes distributor pricing, drop-in same-family alternatives, and practical design notes not found in the manufacturer datasheet.

USD $0.94 在庫あり
ATMEGA1608-XFR - 8-bit AVR MCU 20MHz 16KB Flash | Microchip
ATMEGA1608-XFR

ATMEGA1608-XFR - 8-bit AVR MCU 20MHz 16KB Flash | Microchip

The Microchip Technology ATMEGA1608-XFR is an 8-bit megaAVR 0-series microcontroller featuring the AVR core with hardware multiplier, running at up to 20 MHz with 16 KB Flash, 2 KB SRAM, and 256 bytes of EEPROM, housed in a 28-pin SSOP surface-mount package. A microcontroller (MCU) is a single integrated circuit that combines a processor core, program memory, data memory, and peripherals such as timers, communication interfaces, and analog-to-digital converters. The megaAVR 0-series sits in the 8-bit microcontroller hierarchy alongside families like PIC and 8051 architectures, occupying the general-purpose embedded control tier used in everything from consumer appliances to industrial automation nodes. Key features of the ATmega1608 include a 20 MHz maximum clock frequency, 16 KB of in-system-programmable Flash memory, 2 KB SRAM, and 256 bytes of EEPROM for non-volatile parameter storage. The AVR architecture executes most instructions in a single cycle, delivering efficient MIPS-per-MHz performance, while the integrated hardware multiplier accelerates math-intensive embedded routines. The 0-series also brings Core Independent Peripherals (CIPs) that offload tasks from the CPU. Technically, the megaAVR 0-series uses the latest AVR core with a two-stage pipeline, single-cycle I/O access, and a rich peripheral set including multiple USARTs, SPI, TWI (I2C), timers, and analog comparators. The XFR ordering code denotes the 28-SSOP package variant supplied in tape and reel for automated assembly, supporting high-volume SMT production lines. The family is available in 28- and 32-pin packages, and Microchip designates parts of this series with Functional Safety (FuSa) documentation support, aiding IEC 61508-oriented designs. Typical applications include industrial control nodes, home appliances, IoT sensor endpoints, motor control assist circuits, and consumer electronics where a cost-sensitive 5V or 3.3V 8-bit controller with adequate Flash headroom is required. The 16 KB Flash tier suits code bases that outgrow ATmega808 designs without jumping to the 32 KB ATmega3208. When designing with this device, budget the Flash and SRAM carefully: 16 KB Flash accommodates structured C applications, but communication stacks consume memory quickly, so verify linker output against the 2 KB SRAM limit early in development. This page synthesizes distributor pricing context, same-family drop-in alternatives, and practical design notes beyond what the manufacturer product page alone provides, giving engineers a single citation-ready reference for the ATMEGA1608-XFR.

USD $0.66 在庫あり
ATMEGA1608-XU - 16KB Flash 20MHz AVR MCU | Microchip
ATMEGA1608-XU

ATMEGA1608-XU - 16KB Flash 20MHz AVR MCU | Microchip

The Microchip Technology ATMEGA1608-XU is an 8-bit megaAVR 0-series microcontroller with a 20 MHz AVR core with hardware multiplier, 16 KB Flash, 2 KB SRAM, and 256 bytes of EEPROM, housed in a 28-pin SSOP package. A microcontroller (MCU) is a single integrated circuit that combines a processor core, program memory, data memory, and peripherals such as timers, ADCs, and serial interfaces into one chip. The megaAVR 0-series sits in Microchip's general-purpose 8-bit MCU hierarchy below the ATmega4809 flagship, delivering the same modern AVR core architecture in smaller memory configurations for cost-sensitive embedded designs. Key features include a 20 MHz maximum CPU frequency with single-cycle hardware multiplier, 16 KB of in-system-programmable Flash, 2 KB SRAM, and a 10-bit ADC. According to the ATmega808/809/1608/1609 family datasheet (DS40002172C), the series uses the latest AVR core technologies from Microchip with flexible low-power operation across a wide 1.8 V to 5.5 V supply range. Technically, the device integrates a rich peripheral set typical of the megaAVR 0-series: multiple USARTs, SPI and I2C (TWI) interfaces, 16-bit timers with PWM capability, an RTC, and configurable custom logic peripherals, enabling reduced external component count and lower BOM cost. The 10-bit ADC and analog comparators support direct sensor interfacing. Typical applications include industrial control and automation nodes, home appliances and IoT sensor endpoints, and consumer electronics where a 20 MHz, 16 KB Flash controller with 23 I/O pins covers the full application logic. Design consideration: the wide 1.8 V to 5.5 V operating range allows direct battery or 5 V rail operation, but ensure the UPDI one-wire programming pin (PA0) is properly isolated in-circuit. Programming uses the single-wire UPDI interface rather than legacy ISP. This page synthesizes distributor pricing, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet, as of 2026-09-16.

USD $0.58 在庫あり
ATMEGA1608-XUR - 8-bit AVR MCU, 16KB Flash, 20MHz | Microchip
ATMEGA1608-XUR

ATMEGA1608-XUR - 8-bit AVR MCU, 16KB Flash, 20MHz | Microchip

The Microchip Technology ATMEGA1608-XUR is an 8-bit megaAVR 0-series microcontroller with a hardware multiplier, delivering up to 20 MHz performance, 16 KB of Flash memory, 2 KB of SRAM, and 256 bytes of EEPROM, packaged in a 28-pin SSOP surface-mount package rated for the industrial temperature range. An 8-bit AVR microcontroller is a single-chip computer that integrates a RISC processor core, program Flash, data SRAM, EEPROM, and peripherals such as timers, USARTs, and ADCs on one die. Within the power-management and embedded-control hierarchy, MCUs like the ATMEGA1608 sit at the system level, replacing discrete logic and analog control circuits while executing user firmware for sensing, sequencing, and communication tasks. Key features of the ATMEGA1608 include the Core Independent Peripherals (CIPs) of the megaAVR 0-series, including the Configurable Custom Logic (CCL) blocks, the Event System that routes peripheral signals without CPU intervention, and intelligent analog such as a 10-bit ADC and analog comparators. The 16 KB Flash supports self-programming, while 256 bytes of EEPROM retain calibration data through power cycles. Hardware multiplication accelerates math-heavy firmware at the 20 MHz maximum clock. Technically, the megaAVR 0-series uses the latest AVR core with a two-stage pipeline and single-cycle I/O access. Flexible low-power features include sleep modes, a peripherally-clocked Event System, and configurable wake-up sources, allowing battery- and mains-powered designs to minimize average current. The unified DataSheet DS40002172C covers the ATmega808/809/1608/1609 family, simplifying firmware reuse across Flash sizes. Typical applications include industrial automation nodes, home-appliance and consumer control boards, and general-purpose embedded systems requiring 8-bit economics with modern peripherals. The 28-pin SSOP footprint suits compact, cost-sensitive two-layer PCBs. A key design consideration is that the -XUR ordering code denotes tape-and-reel packaging of the industrial-grade 28-SSOP part; verify reel quantity and UPDI programming access in your production flow before committing the layout. This page synthesizes distributor availability data, same-family drop-in migration paths, and practical design guidance not consolidated in the manufacturer datasheet.

USD $0.86 在庫あり
ATMEGA1609-AFR - 8-bit AVR MCU 20MHz 16KB Flash TQFP-48 | Microchip
ATMEGA1609-AFR

ATMEGA1609-AFR - 8-bit AVR MCU 20MHz 16KB Flash TQFP-48 | Microchip

The Microchip Technology ATMEGA1609-AFR is an 8-bit AVR megaAVR 0-series microcontroller with hardware multiplier, running at up to 20 MHz, with 16 KB Flash, 2 KB SRAM, and 256 bytes of EEPROM in a 48-pin TQFP (7x7 mm) package, supplied in Tape & Reel packaging with an automotive temperature grade of -40C to +125C. An 8-bit microcontroller (MCU) is a single integrated circuit that contains a processor core, program memory, data memory, and peripherals such as timers, UARTs, and ADCs. Within the power-management-and-embedded hierarchy, an MCU sits above discrete logic and below application processors, executing real-time control tasks in embedded systems. The megaAVR 0-series belongs to the AVR RISC family, which executes most instructions in a single clock cycle. Key features include a 20 MHz maximum clock frequency, 41 programmable I/O lines, and Core Independent Peripherals (CIPs) that offload tasks from the CPU. The wide 1.8V to 5.5V supply voltage range allows direct operation from lithium cells, 3.3V rails, or 5V industrial supplies, with a maximum active supply current of about 8.5 mA. Integrated 10-bit ADC functionality supports direct analog sensor interfacing. Technically, the AVR core pairs an 8-bit RISC pipeline with a hardware multiplier, achieving efficient DSP-style math on an 8-bit platform. Flash program memory is organized as 8192 words, and the Harvard architecture separates instruction and data buses for deterministic execution. The megaAVR 0-series also integrates event routing and configurable custom logic peripherals, reducing external component count and interrupt latency. Typical applications include industrial automation and motor control nodes, automotive body and comfort modules (the AFR suffix denotes the automotive temperature grade), and consumer appliances requiring robust 5V operation with rich I/O. The Functional Safety (FuSa) designation supports safety-oriented designs. Design consideration: validate the full 1.8V-to-5.5V operating envelope against your crystal or oscillator configuration, since maximum safe clock frequency depends on VDD; use internal oscillators with factory calibration for cost-sensitive designs. This page synthesizes distributor pricing, drop-in family alternatives, pinout guidance, and practical design notes not consolidated in the manufacturer datasheet.

USD $1.87 在庫あり
ATMEGA1609-AU - 8-bit AVR MCU, 20MHz, 16KB Flash | Microchip
ATMEGA1609-AU

ATMEGA1609-AU - 8-bit AVR MCU, 20MHz, 16KB Flash | Microchip

The Microchip Technology ATMEGA1609-AU is an 8-bit AVR megaAVR 0-series microcontroller running at up to 20 MHz with 16 KB Flash, 2 KB SRAM, and 256 bytes of EEPROM, housed in a 48-pin TQFP (7x7 mm) surface-mount package. It operates from 1.8V to 5.5V and integrates I2C, SPI, and UART/USART connectivity. An 8-bit AVR microcontroller is a Harvard-architecture RISC processor that executes most instructions in a single clock cycle, placing it in the broader hierarchy of microcontrollers (MCU) under embedded processors and system-on-chip devices. The megaAVR 0-series is Microchip's general-purpose AVR family, combining a hardware multiplier, Core Independent Peripherals (CIPs), and event system for deterministic, interrupt-free operation. Key features include the 20 MHz AVR CPU with hardware multiplier, Core Independent Peripherals such as configurable custom logic (CCL), a 12-bit ADC, comparators, and timer/counter types A and B. The event system routes peripheral signals without CPU intervention, cutting latency and code size. Multi-voltage operation from 1.8V to 5.5V allows use in both battery-powered and 5V industrial designs. The ATmega1609 architecture is based on the AVR RISC core with a two-stage pipeline, executing an average of one instruction per cycle. Program Flash is self-programmable for bootloaders, and the 256-byte EEPROM retains calibration data through power cycles. Peripheral features such as the 16-bit Type A PWM timers and the CCL logic blocks offload real-time tasks from software. Typical applications include industrial control and automation nodes, consumer appliances, and IoT sensor endpoints where 16 KB Flash and rich analog peripherals are sufficient. The Functional Safety (FuSa) documented variant family also suits safety-related designs. Design consideration: at 5V the device tolerates the full 20 MHz clock, while at the 1.8V minimum supply the maximum frequency is derated per the datasheet frequency-versus-voltage curve; plan clock scaling with supply rails. This page synthesizes verified distributor data, same-family drop-in alternatives, and design notes not found in the manufacturer datasheet, with pricing as of 2026-09-16.

USD $1.15 在庫あり
ATMEGA1609-AUR - 8-bit AVR MCU 20MHz 16KB Flash | Microchip
ATMEGA1609-AUR

ATMEGA1609-AUR - 8-bit AVR MCU 20MHz 16KB Flash | Microchip

The Microchip Technology ATMEGA1609-AUR is an 8-bit AVR megaAVR 0-series microcontroller featuring a 20 MHz processor with hardware multiplier, 16 KB Flash, 2 KB SRAM, and 256 bytes of EEPROM, housed in a 48-pin TQFP (7x7 mm) package supplied in Tape & Reel packaging. An 8-bit microcontroller (MCU) integrates a processor core, program memory, data memory, and peripherals such as timers, ADC, and communication interfaces on a single chip. The megaAVR 0-series sits in the general-purpose 8-bit MCU hierarchy (AVR core -> megaAVR -> microcontroller -> embedded processor) and is designed for real-time control, sensing, and connectivity tasks in cost-sensitive embedded systems. Key features include the AVR RISC core with hardware multiplier for efficient arithmetic, Core Independent Peripherals (CIPs) such as the Configurable Custom Logic (CCL), Event System, and Watchdog Timer that operate without CPU intervention, a 10-bit ADC with up to 12 input channels, and multiple communication interfaces including SPI, TWI (I2C), and USART. The wide 1.8V to 5.5V supply range supports battery and industrial designs. The megaAVR 0-series architecture combines a single-cycle I/O register file with the Event System, a routing network that lets peripherals signal each other directly, cutting latency and power versus software-driven solutions. The device also carries Functional Safety (FuSa) support documentation, easing IEC 61508 and ISO 13849 design flows. Typical applications include industrial automation and motor control, home appliances and HVAC systems, and capacitive-touch or sensor-driven IoT nodes. The 20 MHz clock, 41 GPIO, and rich peripheral set fit compact control boards. Design consideration: use the unified UPDI (single-pin) programming interface to free board space, and validate 20 MHz operation across your full supply and temperature range per the datasheet derating guidance. This page synthesizes distributor pricing, drop-in alternatives, pinout data, and practical design notes not consolidated in the manufacturer datasheet.

USD $1.51 在庫あり
ATMEGA1609-MFR - 8-bit AVR MCU 20MHz 16KB Flash QFN-48 | Microchip
ATMEGA1609-MFR

ATMEGA1609-MFR - 8-bit AVR MCU 20MHz 16KB Flash QFN-48 | Microchip

The Microchip Technology ATMEGA1609-MFR is an 8-bit AVR megaAVR 0-series functional-safety (FuSa) microcontroller running at up to 20 MHz with 16 KB Flash, 2 KB SRAM and 256 bytes of EEPROM, housed in a 48-pin 6x6 mm UQFN package supplied in tape and reel. An 8-bit microcontroller (MCU) is a single-chip computer that integrates a processor core, program memory, data memory and peripherals on one silicon die. Within the embedded-systems hierarchy, the ATMEGA1609 belongs to the AVR RISC microcontroller family, the megaAVR product class, and the broader power-management-adjacent domain of embedded control ICs. The AVR core executes most instructions in a single clock cycle using a Harvard architecture, delivering efficient MIPS-per-mHz performance for cost-sensitive control tasks. Key features of the ATMEGA1609-MFR include the AVR CPU with a hardware multiplier, Core Independent Peripherals (CIPs) such as TCA/TCB timers and the configurable custom logic (CCL) block, an operating voltage range of 1.8 V to 5.5 V, and event-system routing that lets peripherals communicate without CPU intervention. The FuSa designation means the device is supported by documentation packages aligned with functional-safety development, useful in IEC 61508-style industrial projects. Technical depth: the megaAVR 0-series uses the latest AVR core with a two-stage pipeline, up to 20 MHz clocking from internal or external sources, multi-voltage operation via an optional on-chip buck or LDO regulator (MVIO on related family members), and a rich peripheral set including USARTs, SPI, TWI (I2C), 10-bit ADC, analog comparators and a real-time counter. Flash is organized with an optional boot section supporting self-programming for field firmware updates. Typical applications include industrial control nodes, home-appliance and HVAC boards, motor-control front ends, sensor-hub and IoT edge nodes, and safety-oriented embedded controllers that benefit from the FuSa documentation. The wide 1.8-5.5 V range allows direct battery or 5 V rail operation without an external regulator. Design consideration: select the MFR (QFN-48) package only when your PCB footprint is the 6x6 mm VQFN land pattern; the AU/AF TQFP variants share the same die but not the footprint, so a QFN-to-TQFP change is a PCB redesign, not a drop-in swap. This page synthesizes distributor pricing, drop-in alternatives, design notes, and FAQ content not found in the manufacturer datasheet, giving engineers a single decision-ready reference as of 2026-09-16.

USD $1.25 在庫あり
ATMEGA1609-MU - 20MHz, 16KB Flash 8-bit AVR MCU | Microchip
ATMEGA1609-MU

ATMEGA1609-MU - 20MHz, 16KB Flash 8-bit AVR MCU | Microchip

The Microchip Technology ATMEGA1609-MU is an 8-bit AVR megaAVR 0-series microcontroller running at up to 20 MHz with 16 KB Flash, 2 KB SRAM, and 256 bytes of EEPROM, housed in a 48-pin UQFN (6x6 mm) surface-mount package. A microcontroller (MCU) is a single integrated circuit that combines a processor core, memory, and programmable peripherals into one chip, forming the lowest level of the embedded systems hierarchy (MCU -> embedded processor -> computing system). The megaAVR 0 family sits within Microchip's 8-bit AVR product line, built around an AVR RISC core with a hardware multiplier and Microchip's Core Independent Peripherals (CIPs), which offload tasks from the CPU for deterministic real-time behavior. Key features of the ATMEGA1609 include a 20 MHz maximum CPU clock, 16 KB of self-programmable Flash memory, 2 KB SRAM, 256 bytes of EEPROM for non-volatile parameter storage, and I2C, SPI, and UART/USART connectivity interfaces. On-chip peripherals include brown-out detection, a watchdog timer, PWM-capable timers, analog comparators, and ADC channels. The device is positioned for Functional Safety (FuSa) development support, making it attractive for applications where design documentation for safety compliance is required. Architecturally, the megaAVR 0 series executes most instructions in a single cycle thanks to its Harvard-architecture RISC design, and the integrated hardware multiplier accelerates math-heavy control loops. The peripheral set is clocked independently of the CPU, so sleep modes can keep analog and timing functions alive at microamp-level currents. Typical applications include industrial control nodes, consumer appliances, lighting and motor control, and general-purpose embedded systems that need modest Flash with rich peripherals in a compact 48-pin footprint. A key design consideration: the ATMEGA1609 operates across 1.8V to 5.5V, so verify timing parameters at your target voltage, since maximum safe clock frequency derates at lower supply levels. This page synthesizes distributor pricing, drop-in family alternatives, design notes, and FAQ content not found in any single manufacturer datasheet.

USD $0.89 在庫あり
ATMEGA161-8AC - 8-bit AVR MCU 16KB Flash 8MHz | Microchip
ATMEGA161-8AC

ATMEGA161-8AC - 8-bit AVR MCU 16KB Flash 8MHz | Microchip

The Microchip Technology ATMEGA161-8AC is an 8-bit AVR ATmega microcontroller with 16KB (8K x 16) of In-System Programmable Flash, 1KB of SRAM, and 512 bytes of EEPROM, operating at up to 8MHz in a 44-pin TQFP (10x10 mm) package. An 8-bit AVR microcontroller is a reduced-instruction-set (RISC) processor that combines program Flash, data SRAM, and EEPROM on a single die, forming the entry point of the broader microcontroller and embedded processing hierarchy. AVR devices execute most of their 130 instructions in a single clock cycle, which is why the ATMEGA161-8AC delivers up to 8 MIPS at its 8MHz maximum clock rate. Key features include the Advanced RISC AVR core with 32 x 8 general-purpose working registers, fully static operation, 16KB self-programmable Flash, two USARTs for dual serial channels, and a 5V supply range up to 5.5V maximum. The commercial temperature grade (suffix AC) targets cost-sensitive 0C to 70C environments, while the gull-wing TQFP terminals support automated surface-mount assembly. Architecturally, the device uses the Harvard memory structure typical of the AVR ATmega family, separating program and data buses to achieve single-cycle instruction throughput. In-System Programmable Flash allows firmware updates after board assembly, and the 512-byte EEPROM retains calibration data through power cycles. Typical applications include industrial control panels, legacy serial communication bridges using the dual USARTs, and consumer embedded products where an 8MHz, 5V-tolerant MCU remains sufficient. When designing around this device, note that the ATMEGA161 is a legacy part succeeded by the pin-compatible ATmega162 family; new designs should evaluate the successor while the ATMEGA161-8AC serves maintenance of existing boards. This page synthesizes distributor inventory data, drop-in alternative analysis, and practical design notes not found in the manufacturer datasheet, giving engineers a single decision-ready reference.

USD $7.95 在庫あり
ATMEGA161-8AI - 8MHz 16KB Flash AVR MCU 44-TQFP | Microchip
ATMEGA161-8AI

ATMEGA161-8AI - 8MHz 16KB Flash AVR MCU 44-TQFP | Microchip

The Microchip Technology ATMEGA161-8AI is an 8-bit AVR RISC microcontroller with 16KB (8K x 16) ISP Flash memory, 1KB SRAM, and up to 8 MIPS throughput at 8MHz, housed in a 44-pin TQFP (10x10 mm) package and operating from a 5V supply. A microcontroller unit (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 -> integrated circuit -> microcontroller -> application-specific embedded system. The AVR family popularized the modified Harvard RISC architecture with single-cycle instruction execution, in which the ATmega161 series was an early 16KB-class member designed as a successor to the AT90S4414/8515. Key features of the ATMEGA161-8AI include the advanced AVR RISC core with 130 powerful instructions (most executed in a single clock cycle), 32 x 8 general-purpose working registers, and fully static operation. Program memory is 16KB of In-System Programmable Flash organized for boot-program operation, supported by 512 bytes of EEPROM and 1KB of internal SRAM. Two flexible 8-bit timer/counters with compare modes, one 16-bit timer/counter, and two UARTs provide rich peripheral integration for communication and timing tasks. Architecturally, the device separates instruction and data buses (Harvard architecture), enabling one instruction per clock cycle and deterministic timing essential to real-time embedded control. The external oscillator drives core speeds up to 8MHz at 5V, and the -AI temperature grade (-40C to +85C, industrial) with green packaging suits harsh industrial environments. Typical applications include industrial automation controllers, communications and networking nodes exploiting the dual UART, embedded instrumentation, and legacy equipment maintenance where ATmega161 firmware must be preserved. Designers should note this 5V-only family requires level translation in 3.3V systems; also plan ISP Flash programming infrastructure early, and verify lifecycle status since ATmega161 devices have largely been superseded by ATmega162 and ATmega16 derivatives. Choose the -8AI grade when -40C to +85C operation is required in TQFP-44. This page synthesizes distributor pricing context, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet, per verified web data as of 2026-09-16.

USD $5.05 在庫あり
ATMEGA161L-4AC - 16KB Flash 4MHz AVR MCU 44-TQFP | Microchip
ATMEGA161L-4AC

ATMEGA161L-4AC - 16KB Flash 4MHz AVR MCU 44-TQFP | Microchip

The Microchip Technology ATMEGA161L-4AC is an 8-bit AVR microcontroller with 16KB (8K x 16) of In-System or Self-programmable Flash, 1KB of SRAM, 512 bytes of EEPROM, and 35 general-purpose I/O lines, operating at up to 4MHz in a 44-pin TQFP (10x10 mm) package. An 8-bit microcontroller is a complete computing system on a single chip, combining a processor core, program memory, data memory, timers, and serial communication peripherals into one package. Within the embedded hierarchy, the AVR ATmega family sits under Microchip's (formerly Atmel's) microcontroller product line, which itself belongs to the broader categories of MCU, integrated circuit, and semiconductor. Key features include the Advanced RISC architecture executing 130 powerful instructions, most in a single clock cycle; 32 general-purpose working registers; three flexible Timer/Counters with compare modes; a real-time counter; and a programmable Watchdog Timer with an internal oscillator. Technically, the ATmega161 integrates two programmable serial UARTs - a distinguishing feature for its class - plus an SPI serial interface and internal and external interrupt sources. The external oscillator type supports precise clocking, and the device supports In-System Programming and Self-programming of Flash for field updates. External memory expansion is supported through an address/data bus interface. Typical applications include legacy industrial control systems, dual-UART communication gateways, appliance control boards, and maintenance/repair of existing ATmega161-based equipment. Design consideration: since the ATmega161 family is discontinued, new designs should target its pin-compatible successor ATmega162, while repair programs can fall back on this L-grade 4MHz variant for low-voltage systems. This page synthesizes distributor availability, drop-in alternatives, pricing history, and practical design notes not found in the manufacturer datasheet.

USD $6.20 在庫あり
ATMEGA161L-4AI - 16KB AVR MCU 4MHz TQFP-44 | Microchip
ATMEGA161L-4AI

ATMEGA161L-4AI - 16KB AVR MCU 4MHz TQFP-44 | Microchip

The Microchip Technology ATMEGA161L-4AI is an 8-bit AVR RISC microcontroller with 16KB (8K x 16) FLASH program memory, 1KB SRAM, and 35 general-purpose I/O lines, executing at up to 4MHz in a 44-pin TQFP (10x10 mm) package. A microcontroller is a single-chip computer that integrates a processor core, program memory, data memory, and peripherals such as timers, UARTs, and SPI interfaces into one integrated circuit. Within the semiconductor hierarchy, the ATmega161L sits in the 8-bit MCU class, within the AVR ATmega family, itself part of Microchip's embedded portfolio of power management and embedded control solutions. 8-bit MCUs remain dominant in cost-sensitive, low-power embedded designs where simple deterministic control outperforms larger 32-bit parts. Key features include the advanced AVR RISC architecture with 130 powerful instructions, most executing in a single clock cycle, delivering up to 4 MIPS throughput at 4MHz. The 16KB self-programmable FLASH supports in-system programming via SPI, while 512 bytes of EEPROM retain non-volatile parameters. The L suffix denotes the low-voltage grade, operating from 2.7V to 5.5V, and the I suffix guarantees operation across the industrial -40C to +85C temperature range. Peripherals include two 8-bit timers, one 16-bit timer, UART, SPI, and 10-bit analog features per the AVR ATmega161 family. The AVR Harvard architecture fetches instructions and data over separate buses, allowing single-cycle execution of most instructions and fast register-file access with 32 general-purpose working registers. External oscillator support provides flexible clocking; at 4MHz the device balances throughput against the low power consumption required for battery-operated equipment. Typical applications include industrial control panels, metering and instrumentation front ends, legacy embedded system maintenance, and serial communication bridges using the UART and SPI ports. Its 35 I/O lines support keypads, displays, and relay drivers in compact boards. Designers should note that this 4MHz speed grade is at the lower end of the family; system timing budgets must be confirmed before substituting faster variants, and the 1KB SRAM constrains large buffering designs. This page synthesizes distributor availability, drop-in same-family alternatives, and practical design guidance not found in a single manufacturer datasheet.

USD $5.95 在庫あり
ATMEGA161L-4PC - 8-bit AVR MCU 16KB 4MHz 40-PDIP | Microchip
ATMEGA161L-4PC

ATMEGA161L-4PC - 8-bit AVR MCU 16KB 4MHz 40-PDIP | Microchip

The Microchip Technology ATMEGA161L-4PC is a low-power CMOS 8-bit microcontroller based on the AVR RISC architecture, delivering up to 4 MHz throughput at 2.7V to 5.5V operation, with 16KB (8K x 16) of in-system programmable FLASH program memory, 1KB of SRAM, and 512B of EEPROM, housed in a 40-pin PDIP (0.600 inch, 15.24mm) through-hole package. A microcontroller is a single-chip embedded computer that integrates a processor core, program memory, data memory, and peripherals on one die. The AVR ATmega family uses a Harvard architecture with a RISC instruction set executing most instructions in a single clock cycle, sitting within the broader hierarchy of embedded processor -> MCU -> 8-bit microcontroller -> AVR ATmega MCU. Key features include 16KB self-programmable FLASH supporting in-system programming (ISP), 1KB internal SRAM for data buffers, 512 bytes of EEPROM for non-volatile parameter storage, and a wide 2.7V to 5.5V supply range that suits battery-powered designs. The 'L' suffix denotes the low-voltage, lower-speed speed grade rated to 4 MHz, while the 'C' temperature grade targets commercial 0C to +70C environments. The AVR RISC core pairs 32 general-purpose 8-bit working registers directly with the ALU, so a register-to-register operation completes in one clock cycle rather than two as in many CISC 8-bit MCUs. This gives an effective throughput near 4 MIPS at the 4 MHz maximum clock, reducing the clock frequency needed for a given workload and lowering EMI and power consumption. Hardware peripherals of the ATmega161 include a UART, SPI, two 8-bit timers and one 16-bit timer with PWM, and a 10-bit ADC on port pins. Typical applications include legacy industrial control boards, through-hole point-of-sale and metering hardware, hobby and educational embedded systems, and service replacement of existing ATmega161-based PCBs where the DIP footprint must be preserved. Design consideration: because this part is factory-discontinued (obsolete), new designs should adopt the pin-compatible ATmega162 or ATmega16 successors; existing designs can drop in ATMEGA161 speed/voltage variants or successors after verifying EEPROM and register-map differences. This page synthesizes distributor availability data, drop-in alternatives, lifecycle status, and practical design notes not consolidated in the manufacturer datasheet.

USD $5.20 在庫あり
ATMEGA161L-4PI - 8-bit AVR MCU 4MHz 16KB Flash | Microchip
ATMEGA161L-4PI

ATMEGA161L-4PI - 8-bit AVR MCU 4MHz 16KB Flash | Microchip

The Microchip Technology ATMEGA161L-4PI is an 8-bit AVR ATmega microcontroller with 16KB (8K x 16) Flash program memory, 1KB SRAM, and 512B EEPROM, running at up to 4MHz from a 2.7V to 5.5V supply in a 40-pin PDIP package with 35 general-purpose I/O lines. A microcontroller (MCU) integrates a processor core, memory, and peripherals on a single chip, sitting at the device level of the embedded-systems hierarchy: microcontroller -> embedded processor -> integrated circuit. The AVR ATmega family is famous for its advanced RISC architecture with mostly single-cycle instruction execution, which yields high code density and deterministic timing compared to CISC 8-bit predecessors. Key features of the ATMEGA161L-4PI include 130 powerful instructions with most executing in a single clock cycle, dual UART serial interfaces for multi-channel communication, an external oscillator design, and the L-suffix low-voltage operating window of 2.7V to 5.5V. The P suffix denotes industrial temperature operation, and the I suffix confirms the -40C to +85C industrial grade range, making the part suitable for uncontrolled environments. Architecturally, the AVR core uses a Harvard structure with separate program and data buses, allowing simultaneous instruction fetch and data access. The 16KB Flash is in-system programmable, and the 512B EEPROM retains calibration or configuration data without external NVM. Peripherals include timers, the dual UARTs, and an SPI-style serial interface on port B. Typical applications include legacy industrial control equipment, point-of-sale terminals, instrumentation front ends, motor control panels, and hobbyist or educational platforms that require through-hole DIP mounting for easy prototyping and socketed replacement. Designers should note the 4MHz maximum clock rating of the L-grade device: do not clock it above 4MHz even if a faster ATMEGA161-16 variant tolerates it, and use an external crystal or oscillator as the device has no internal RC oscillator. This page synthesizes distributor pricing, drop-in alternatives within the ATmega family, and practical migration guidance not found in the manufacturer datasheet.

USD $6.35 在庫あり
ATMEGA162-16AI - 8-bit AVR MCU 16KB Flash 16MHz | Microchip
ATMEGA162-16AI

ATMEGA162-16AI - 8-bit AVR MCU 16KB Flash 16MHz | Microchip

The Microchip Technology ATMEGA162-16AI is a low-power, high-performance 8-bit AVR RISC microcontroller with 16 KB of In-System Programmable Flash, 1 KB of SRAM, 512 bytes of EEPROM, and a JTAG interface for on-chip debugging, delivering up to 16 MIPS of throughput at 16 MHz in a 44-pin TQFP (10x10 mm) package rated for the industrial temperature range of -40C to +85C. An 8-bit AVR microcontroller is a Harvard-architecture processor that executes most of its 131 powerful instructions in a single clock cycle, achieving close to 1 MIPS per MHz. In the power-management hierarchy of an embedded system, the MCU sits at the control layer, reading sensors, driving actuators, and managing communication links. The ATmega162 belongs to the classic ATmega Flash-based AVR family, which also includes the ATmega8515 and ATmega16, and remains in production under Microchip Technology after the Atmel acquisition. Key features include dual UARTs for simultaneous multi-channel serial communication, an enhanced two-wire serial interface (TWI/I2C compatible), a full SPI interface, and external memory interfacing capability. The suffix breakdown of ATMEGA162-16AI identifies 16 MHz maximum frequency, the TQFP package, and the industrial (-40C to +85C) temperature range, making it suitable for uncontrolled environments. Architecturally, the ATmega162 combines a fast AVR core with 16 KB of self-programming Flash supporting bootloader applications, hardware multiplier arithmetic capability typical of the family, and JTAG boundary-scan and on-chip-debug support, which shortens development cycles compared to socket-emulator workflows. Power-management modes including Idle and extended Standby allow aggressive energy reduction in battery-aware designs. Typical applications include industrial control panels and PLC sub-systems, dual-channel communication gateways leveraging the two USARTs, and legacy AVR board refreshes where the ATmega162 directly replaces the ATmega8515 footprint. Its 5 V operation tolerates noisy industrial rails better than low-voltage MCUs. Design consideration: at 16 MHz the device must be powered from 4.5 V to 5.5 V per the AVR speed-grade matrix; running the same code at 3.3 V requires selecting the ATmega162V grade and derating the clock to 8 MHz. This page synthesizes verified distributor data, drop-in alternatives, and engineering design guidance in one place, beyond what a raw datasheet PDF offers.

USD $2.98 在庫あり
ATMEGA162-16AU - 8-bit AVR MCU 16MHz 16KB Flash TQFP-44 | Microchip
ATMEGA162-16AU

ATMEGA162-16AU - 8-bit AVR MCU 16MHz 16KB Flash TQFP-44 | Microchip

The Microchip Technology ATMEGA162-16AU is a high-performance, low-power 8-bit AVR RISC microcontroller delivering 16 MIPS at 16 MHz, with 16 KB of in-system-programmable Flash, 1 KB SRAM, 512 B EEPROM, and a JTAG interface for on-chip debugging, housed in a 44-pin TQFP (10x10 mm) package. An 8-bit AVR microcontroller is a single-chip computer built around the AVR enhanced RISC core, in which most instructions execute in a single clock cycle to achieve throughput approaching 1 MIPS per MHz. Within the embedded-systems hierarchy, a microcontroller integrates a CPU core, program memory, data memory, timers, serial interfaces, and general-purpose I/O into one device, replacing multi-chip processor, RAM, and peripheral combinations in cost- and power-sensitive designs. Key differentiating features include the 133-instruction Advanced RISC architecture with most single-cycle execution, 32 general-purpose working registers, dual programmable USARTs for multi-channel serial communication, a JTAG (IEEE 1149.1-compliant) boundary-scan and on-chip-debug interface, and an external memory interface that expands addressing beyond internal SRAM. The device operates from 2.7 V to 5.5 V, allowing both 3.3 V and 5 V system designs at 16 MHz (full speed requires VCC 4.5-5.5 V). The AVR core combines a rich instruction set with fast, fixed-length execution, while in-system self-programming via boot-loader support enables field firmware updates. Three flexible timers/counters with compare modes and PWM, a 10-bit-capable analog comparator, and programmable watch-dog timer with separate on-chip oscillator round out the peripheral set for real-time control tasks. Typical applications include industrial control panels with dual UART links, legacy 5 V equipment maintenance and board-level redesigns, motor and lighting control with PWM, and embedded systems that need a familiar, well-documented AVR migration path. Designers should note the speed-versus-voltage derating: 0-8 MHz is allowed from 2.7 V, while 16 MHz operation requires 4.5-5.5 V supply, and JTAG enable fuses should be cleared when PC port pins are needed as GPIO. This page synthesizes distributor pricing, drop-in alternatives, pinout data, and practical design notes not consolidated in the manufacturer datasheet.

USD $2.45 在庫あり
ATMEGA162-16MC - 8-bit AVR MCU 16KB Flash 44-VQFN | Microchip
ATMEGA162-16MC

ATMEGA162-16MC - 8-bit AVR MCU 16KB Flash 44-VQFN | Microchip

The Microchip Technology ATMEGA162-16MC is a high-performance, low-power 8-bit AVR RISC microcontroller delivering up to 16 MIPS at 16 MHz, with 16 KB of in-system self-programmable Flash memory, 1 KB of SRAM, and 512 bytes of EEPROM, housed in a 44-pin VQFN (7 x 7 mm) no-lead package. An 8-bit AVR microcontroller is an integrated circuit that combines a processor core, program memory, data memory, and peripherals on a single chip. Within the embedded systems hierarchy, the ATmega162 belongs to the AVR ATmega family of microcontroller units (MCUs), which sit above simple logic ICs and below 32-bit application processors, serving as the control brain of countless electronic products. The ATmega162 executes 133 powerful instructions, most in a single clock cycle, achieving throughput approaching 1 MIPS per MHz so system designers can optimize power consumption versus processing speed. Key peripherals include two USARTs for serial communication, a JTAG interface for on-chip debugging and boundary scan, four PWM channels, an 8-channel 10-bit ADC in the 10-bit ADC variants of the family, and 53 general purpose I/O lines per the package configuration. Architecturally, the device uses the Harvard AV enhanced RISC structure with separate program and data buses, 32 general purpose working registers, and a two-cycle hardware multiplier. The 16 KB Flash supports 10,000 write cycles, the EEPROM supports 100,000 write cycles, and in-system programming via SPI permits firmware updates on the assembled PCB. Typical applications include industrial automation controllers, communication equipment with dual serial ports, embedded control nodes, and legacy ATmega161 board upgrades. The ATmega162 is 100 percent pin compatible with ATmega161 per the Microchip datasheet, enabling direct PCB replacement. Design consideration: verify fuse bit settings when migrating from ATmega161, since fuse locations and electrical characteristics differ between the two devices. This page synthesizes verified distributor data, drop-in alternatives, pricing tiers, and practical design notes not found in the manufacturer datasheet alone.

USD $2.19 在庫あり
ATMEGA162-16MJ - 8-bit AVR MCU 16KB Flash 16MHz 44-VQFN | Microchip
ATMEGA162-16MJ

ATMEGA162-16MJ - 8-bit AVR MCU 16KB Flash 16MHz 44-VQFN | Microchip

The Microchip Technology ATMEGA162-16MJ is a high-performance, low-power 8-bit AVR RISC microcontroller with 16 KB of self-programming Flash program memory, 1 KB of SRAM, 512 bytes of EEPROM, and up to 16 MIPS throughput at 16 MHz, housed in a 44-pin VQFN (7x7 mm) package with exposed pad. An 8-bit AVR ATmega microcontroller is a Harvard-architecture RISC processor that executes most of its 131 powerful instructions in a single clock cycle. Within the semiconductor hierarchy, it sits as an embedded microcontroller (MCU) under the integrated circuit family, part of the AVR ATmega product line from Microchip Technology. ATmega devices integrate program Flash, data SRAM, EEPROM, and peripheral functions such as timers, UARTs, SPI, and brown-out detection on a single die, making them self-contained embedded control solutions. Key features of the ATMEGA162-16MJ include 16 KB (8K x 16) of programmable Flash supporting in-system and self-programming, a JTAG interface for on-chip debugging and boundary scan, and full static operation from 0 Hz to 16 MHz. The part integrates brown-out detection (BOD) and power-on reset (POR), PWM outputs, and a watchdog timer (WDT), reducing external component count. Per the Microchip product page, the architecture delivers approximately one MIPS per MHz, allowing designers to trade clock speed directly for power savings. Technical depth comes from the advanced AVR RISC architecture: 32 general-purpose working registers are directly connected to the arithmetic logic unit, allowing two independent registers to be accessed in a single instruction executed in one clock cycle. The two-cycle on-chip multiplier and hardware-supported JTAG debug distinguish this family from simpler 8051-class MCUs. Typical applications include dual-UART industrial communication nodes, motor control and PWM-driven actuators, and embedded control systems that benefit from the 44-pin VQFN footprint and industrial-grade reliability. Design-wise, the exposed pad should be soldered to a grounded copper pour for thermal and signal-integrity benefits, and the 16 MHz speed grade requires a 4.5 V to 5.5 V supply. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

USD $2.04 在庫あり
ATMEGA162-16MU - 16MHz AVR MCU 16KB Flash | Microchip
ATMEGA162-16MU

ATMEGA162-16MU - 16MHz AVR MCU 16KB Flash | Microchip

The Microchip Technology ATMEGA162-16MU is a high-performance, low-power 8-bit AVR RISC microcontroller with 16 KB of In-System Programmable Flash, 1 KB SRAM, 512 B EEPROM, and a JTAG interface for on-chip debugging, executing at up to 16 MIPS at 16 MHz in a 44-pin VQFN (7x7 mm, MLF-44) package. It operates from a 2.7 V to 5.5 V supply. An 8-bit AVR microcontroller is a single-chip computer built on the AVR enhanced RISC architecture, in which most of the 133 powerful instructions execute in a single clock cycle. Within the semiconductor hierarchy, it belongs to the microcontroller family: MCU -> embedded processor -> integrated circuit. This single-cycle execution lets designers optimize power consumption against processing speed, achieving throughput near 1 MIPS per MHz. Key features include 16 KB self-programmable Flash with 10,000 write cycles, 512 B EEPROM with 100,000 write cycles, 35 programmable I/O lines, two 8-bit timers, one 16-bit timer, a USART, SPI serial interface, and an on-chip JTAG module supporting boundary-scan and debug. The extended voltage range of 2.7 V to 5.5 V permits direct battery and 5 V industrial rail operation. Architecturally, the ATmega162 pairs an AVR core with separate program and data buses (Harvard architecture), enabling single-cycle instruction fetch and execution. Hardware multiply and rich peripheral set offload the CPU, while sleep modes (idle, power-down, power-save) reduce quiescent consumption for battery designs. Typical applications include industrial control panels, embedded instrumentation, communication adapters with dual UART-style interfaces, and legacy ATmega161 board refresh - the ATmega162 is 100% pin compatible with the ATmega161 and can replace it on existing PCBs (fuse locations and electrical characteristics differ). Design consideration: when replacing an ATmega161, re-verify fuse bit locations and electrical characteristics per the Microchip ATmega162 datasheet; also budget the MLF-44 exposed pad as a ground connection in the PCB layout. This page synthesizes distributor pricing, drop-in alternatives, pin-level guidance, and application notes not found in the manufacturer datasheet.

USD $2.19 在庫あり
ATMEGA162-16MUR - 8-Bit AVR MCU 16MHz 16KB Flash | Microchip
ATMEGA162-16MUR

ATMEGA162-16MUR - 8-Bit AVR MCU 16MHz 16KB Flash | Microchip

The Microchip Technology ATMEGA162-16MUR is a high-performance, low-power 8-bit AVR RISC microcontroller with 16KB self-programming Flash, 1KB SRAM, 512B EEPROM, and a JTAG interface for on-chip debugging, delivered in a 44-pin VQFN (7x7 mm) exposed-pad package rated for 16 MHz operation at 16 MIPS. An 8-bit microcontroller is a complete computing system integrated on a single silicon die: it combines a processor core (in this case the AVR enhanced RISC engine), non-volatile program memory, volatile data memory, and peripherals such as UARTs, SPI, and timers within one package. Microcontrollers sit at the lowest level of the embedded-systems hierarchy, below SoCs and application processors, and are the standard choice for dedicated control, communication, and sensing tasks in industrial and consumer products. Key differentiating features include 131 powerful instructions, most of which execute in a single clock cycle, 32 x 8 general-purpose working registers, and fully static operation to 16 MHz. Throughput approaches 1 MIPS per MHz, letting designers trade clock speed directly against power consumption. The dual UARTs make the part especially attractive for multi-port serial designs. Technically, the ATmega162 is a low-power CMOS device based on the AVR architecture, with self-programming Flash that supports bootloader-based firmware updates in the field, and a JTAG interface that enables boundary-scan testing and true on-chip debug without sacrificing pins. Typical applications include industrial control nodes, dual-channel communication gateways leveraging the two USARTs, and legacy serial-system maintenance where ATmega161-class pinouts must be preserved. Design consideration: the supply range is 2.7V to 5.5V, but the 16 MHz speed grade assumes 4.5V-5.5V operation; below that, derate the clock frequency per the manufacturer datasheet. This page synthesizes distributor pricing, verified drop-in alternatives, application guidance, and design notes not found in the manufacturer datasheet.

USD $3.58 在庫あり
ATMEGA162-16PC - 16MHz AVR 16KB Flash 40-DIP MCU | Microchip
ATMEGA162-16PC

ATMEGA162-16PC - 16MHz AVR 16KB Flash 40-DIP MCU | Microchip

The Microchip Technology ATMEGA162-16PC is an 8-bit AVR RISC microcontroller with 16 KB of in-system programmable Flash memory (8K x 16), 1 KB of SRAM, and 512 bytes of EEPROM, delivering 16 MIPS throughput at 16 MHz in a 40-pin PDIP (0.600 inch, 15.24 mm) through-hole package. An 8-bit AVR microcontroller is a complete self-contained computing system on a single chip, combining an enhanced RISC processor core, program memory, data memory, and peripherals such as UARTs, SPI, timers, and ADCs. Within the embedded systems hierarchy, it sits as the system-level controller in the microcontroller category, above bare processor cores and below multi-chip embedded boards, and belongs to the AVR ATmega family originally developed by Atmel and now manufactured by Microchip Technology. Key features of the ATMEGA162 include the AVR advanced RISC architecture with 133 powerful instructions, most of which execute in a single clock cycle, yielding near 1 MIPS per MHz efficiency. The device provides two full-duplex UART/USART ports, an SPI interface, an external bus interface (EBI/EMI) for memory and peripheral expansion, a JTAG interface for on-chip debugging and boundary scan, and three timers including 16-bit capability. The dual UART is a differentiating feature within the 40-pin ATmega class. Architecturally, the ATmega162 uses a Harvard-structure CMOS 8-bit core with 32 general-purpose working registers directly connected to the ALU, allowing two independent register accesses in one instruction. In-system programmable Flash enables firmware updates without removing the chip, while the JTAG port supports boundary-scan testing and in-circuit debugging via tools such as the MPLAB SNAP. Typical applications include industrial control panels, legacy-equipment maintenance and retrofits, dual-channel serial communication nodes, motor control boards, and educational through-hole prototyping where the 40-pin DIP footprint and 5V operation are required. A key design consideration: this is a 5V-class part rated for a 4.5V to 5.5V supply at 16 MHz, so level shifting is required when interfacing with 3.3V logic. At 16 MHz, verify Flash write cycles across the full temperature range per the datasheet derating guidance. This page synthesizes distributor availability, drop-in alternatives, and practical design notes not consolidated in the manufacturer datasheet.

USD $1.95 在庫あり
ATMEGA162-16PI - 16MHz AVR MCU, 16KB Flash, 40-PDIP | Microchip
ATMEGA162-16PI

ATMEGA162-16PI - 16MHz AVR MCU, 16KB Flash, 40-PDIP | Microchip

The Microchip Technology ATMEGA162-16PI is an 8-bit AVR RISC microcontroller delivering 16 MIPS throughput at 16 MHz, with 16 KB of In-System Programmable Flash, 1 KB SRAM, 512 B EEPROM and a JTAG interface for on-chip debugging, housed in a 40-pin PDIP (0.600 inch, 15.24 mm) package. An 8-bit microcontroller is a single-chip computer that integrates a processor core, program memory, data memory, and peripherals such as UARTs, timers, and GPIO ports on one die. Within the product hierarchy, the ATmega162 belongs to the AVR ATmega family of flash-based MCUs, which sit under the broader categories of RISC microcontrollers and embedded processors. The AVR architecture executes most of its 131 instructions in a single clock cycle, achieving roughly 1 MIPS per MHz and letting designers trade processing speed directly against power consumption. Key differentiating features include the dual USART peripherals (rare in this class), JTAG boundary-scan and on-chip-debug support, the 16 KB self-programming flash enabling bootloader-based field updates, and an industrial temperature rating of -40C to +85C indicated by the 'I' suffix. The device also provides two 8-bit timers, one 16-bit timer, four PWM channels, and an 8-channel 10-bit ADC. Architecturally, the ATmega162 uses an advanced Harvard-structure AVR core with 32 general-purpose working registers fully connected to the ALU, allowing one-cycle execution of register-to-register operations. Fully static operation permits clocking down to DC for ultra-low-power stop modes without register loss. Typical applications include dual-serial-port industrial controllers, legacy embedded systems where a through-hole 40-pin DIP simplifies prototyping and repair, battery-powered instruments exploiting the low-power idle and power-down modes, and educational platforms. A key design consideration is clock source selection: the 16 MHz speed grade (16PI) requires a suitable crystal or external clock within fuse-programmed range, and full-speed operation at 16 MHz at -40C to +85C must respect the datasheet derating curve. This page synthesizes distributor pricing context, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

USD $3.55 在庫あり