AVR128DA48-I/PT Microchip Integrated Circuit (Quad Flat Packages) In Stock
The AVR128DA48-I/PT is an 8-bit AVR microcontroller with 128 KB Flash, running at up to 24 MHz, integrating ADC, DAC, and multiple communication peripherals in a 48-pin TQFP package for general-purpose embedded, IoT, and analog signal-processing applications.
- Manufacturer
- Microchip
- Package
- Quad Flat Packages
- Pin Count
- 48
- Lifecycle
- ACTIVE
- Datasheet
- AVR128DA48-I/PT Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.5000(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 128 KB Flash at 24 MHz AVR core delivers ample code space for feature-rich embedded firmware
- Integrated ADC and DAC channels eliminate external converters in analog signal-chain designs
- 48-pin TQFP package balances I/O count and board footprint for mid-complexity embedded systems
- Modern AVR DA-series architecture with core-independent peripherals for low-power autonomous operation
- Rich peripheral set including USART, SPI, I2C, and event system for versatile connectivity
Applications
The AVR128DA48-I/PT is suited for IoT sensor nodes, home automation controllers, and industrial interface boards that require on-chip analog signal processing alongside digital communication. Its 128 KB Flash and 24 MHz clock support running a real-time OS or complex state machines alongside multiple peripheral tasks without external memory. The integrated DAC and ADC also make it effective in waveform generation, data-acquisition front ends, and motor-speed feedback loops in cost-sensitive consumer and industrial products.
Specifications
| Manufacturer Package Code | TQFP-48 |
| Factory Lead Time | 6Weeks |
| Date Of Intro | 2020-03-23 |
| YTEOL | 18 |
| Has ADC | YES |
| Bit Size | 8 |
| Boundary Scan | NO |
| CPU Family | AVR |
| Clock Frequency-Max | 24MHz |
| DAC Channels | YES |
| DMA Channels | NO |
| Format | FIXED POINT |
| Integrated Cache | NO |
| JESD-30 Code | S-PQFP-G48 |
| JESD-609 Code | e3 |
| Low Power Mode | YES |
| Number of External Interrupts | 41 |
| Number of I/O Lines | 41 |
| Number of Serial I/Os | 5 |
| Number of Timers | 7 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TQFP48,.35SQ |
| Package Shape | SQUARE |
| Package Style | FLATPACK, THIN PROFILE, FINE PITCH |
| RAM (bytes) | 16384 |
| RAM (words) | 16384 |
| ROM (words) | 131072 |
| ROM Programmability | FLASH |
| Speed | 24MHz |
| Supply Voltage-Max | 5.5V |
| Supply Voltage-Min | 3V |
| Supply Voltage-Nom | 3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Quad Flat Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.31.00.01 |
| Country of Origin | Philippines, Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for AVR128DA48-I/PT:
Microchip Technology Inc 128KB, 16KB RAM, 48p, 24MHz, 12b ADC, 3xComp, PTC, 3xZCD, DAC, UART, SPI, TWI
128KB, 16KB RAM, 48p, 24MHz, 12b ADC, 3xComp, PTC, 3xZCD, DAC, UART, SPI, TWI
RISC Microcontroller, 8-Bit, FLASH, AVR CPU, 24MHz, CMOS, PQFP48
128KB, 8KB RAM, 48p, 24MHz, 3xOPAMP, MVIO, 12b ADC, 3xZCD, DAC, UART, 2xSPI, TWI
RISC Microcontroller, 8-Bit, FLASH, AVR CPU, 24MHz, CMOS, PQFP48
RISC Microcontroller, 8-Bit, FLASH, AVR CPU, 24MHz, CMOS, PQFP48
128KB, 8KB RAM, 48p, 24MHz, 3xOPAMP, MVIO, 12b ADC, 3xZCD, DAC, UART, 2xSPI, TWI
Frequently Asked Questions
How much Flash memory and at what maximum clock frequency does the AVR128DA48-I/PT operate?
The AVR128DA48-I/PT provides 128 KB of on-chip Flash and runs at up to 24 MHz, giving it enough code storage and processing speed for moderately complex real-time firmware including RTOS kernels, USB stacks, and multi-channel sensor acquisition loops without the cost of a 32-bit MCU.
Does the AVR128DA48-I/PT include a DAC, and what precision analog signal generation can it support?
Yes, the device integrates DAC channels that can generate analog output voltages across the 0 V to VDD range, typically at 8-bit to 10-bit resolution depending on configuration. This allows the MCU to directly drive analog setpoints for current loops, audio tones, or reference voltages in sensor conditioning circuits without an external DAC chip.
Which communication interfaces are available on the AVR128DA48-I/PT for connecting to sensors and host systems?
The AVR128DA48-I/PT supports multiple USART, SPI, and I2C (TWI) peripheral instances that can operate concurrently, enabling connections to external displays, EEPROM, temperature sensors, and host microprocessors simultaneously. The built-in event system lets peripherals trigger each other autonomously without CPU intervention, reducing latency and power consumption in sensor-polling applications.
How does the AVR128DA48-I/PT compare to an ATmega4809 in a new design requiring more Flash and analog integration?
The AVR128DA48-I/PT offers 128 KB Flash versus 48 KB in the ATmega4809, a 24 MHz maximum clock versus 20 MHz, plus an integrated DAC that the ATmega4809 lacks. For designs that need more code space or on-chip analog output while maintaining AVR toolchain compatibility, the DA48 is a direct upgrade path sharing a similar 48-pin TQFP footprint and familiar AVR instruction set.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $1.6685 | $1.67 |
| 1000+ | $1.5800 | $1580.00 |
| 5000+ | $1.5000 | $7500.00 |
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