AVR128DA32-I/RXB Microchip Integrated Circuit (Quad Flat No-Lead) In Stock
Microchip AVR128DA32 is an 8-bit AVR microcontroller featuring 128 KB Flash, 16 KB SRAM, running up to 24 MHz. Housed in a compact 32-pin VQFN package, it integrates a 12-bit ADC, DAC, op-amps, and multiple communication interfaces for embedded control.
- Manufacturer
- Microchip
- Package
- Quad Flat No-Lead
- Pin Count
- 32
- Lifecycle
- ACTIVE
- Datasheet
- AVR128DA32-I/RXB Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.3300(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
- 8-bit AVR CPU core running up to 24 MHz
- 128 KB in-system programmable Flash memory
- 16 KB SRAM and 512 B EEPROM
- 12-bit ADC with multiple channels
- Integrated DAC and analog comparators
- Multiple communication interfaces: USART, SPI, I2C
- 32-pin VQFN package for compact designs
- Operating voltage range 1.8 V to 5.5 V
Applications
The AVR128DA32 is well-suited for industrial control systems, smart home devices, and IoT sensor nodes requiring a low-power 8-bit processor with rich analog peripherals. Its integrated op-amps and 12-bit ADC make it ideal for signal conditioning and measurement applications. The compact 32-pin VQFN form factor fits space-constrained embedded designs.
Specifications
| Manufacturer Package Code | VQFN-32 |
| 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-PQCC-N32 |
| JESD-609 Code | e3 |
| Low Power Mode | YES |
| Number of External Interrupts | 27 |
| Number of I/O Lines | 27 |
| Number of Serial I/Os | 3 |
| Number of Timers | 5 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | LCC32,.2SQ,20 |
| Package Shape | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| 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 | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Quad Flat No-Lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.31.00.01 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for AVR128DA32-I/RXB:
RISC Microcontroller, 8-Bit, FLASH, AVR CPU, 24MHz, CMOS, PQCC32
Frequently Asked Questions
What is the maximum clock frequency of the AVR128DA32 and how does it affect performance?
The AVR128DA32 operates at a maximum clock frequency of 24 MHz, enabling efficient execution of 8-bit operations for real-time control tasks. This speed, combined with 128 KB Flash, supports moderately complex firmware while maintaining low power consumption across a 1.8 V to 5.5 V supply range.
Which analog features are integrated into the AVR128DA32 that make it suitable for sensor interface designs?
The AVR128DA32 integrates a 12-bit ADC with multiple input channels, a DAC, and on-chip analog comparators and op-amps. These peripherals allow designers to build complete sensor front-ends without external components, reducing BOM cost and board area in a 32-pin VQFN package.
How does the AVR128DA32 compare to AVR64DA32 in terms of memory for firmware-intensive applications?
The AVR128DA32 offers 128 KB Flash and 16 KB SRAM, double the Flash capacity of the AVR64DA32's 64 KB, making it better suited for applications with larger firmware images. Both share the same 32-pin footprint, so upgrading between them requires no PCB redesign.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $1.8300 | $1.83 |
| 25+ | $1.6800 | $42.00 |
| 100+ | $1.5200 | $152.00 |
| 1000+ | $1.4000 | $1400.00 |
| 5000+ | $1.3300 | $6650.00 |
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