AVR32DB32T-E/RXB Microchip Integrated Circuit (Quad Flat No-Lead) In Stock

Microchip AVR32DB32T-E/RXB is an 8-bit AVR microcontroller with 32KB Flash, 24 MHz clock, 12-bit ADC, DAC, op-amp, MVIO, and ZCD in a 32-pin VQFN package rated to 125°C. Features UART, SPI, and TWI interfaces for versatile connectivity. Available from stock with worldwide shipping.

ACTIVEIntegrated CircuitVerified Jun 2026
Package / Visual Reference
AVR32DB32T-E/RXBQuad Flat No-Lead
Quick Facts
Manufacturer
Microchip
Package
Quad Flat No-Lead
Pin Count
32
Lifecycle
ACTIVE
Category
Integrated Circuit
Price
From $1.2600(MOQ 100)
Temp Range
-40.0°C to 125.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Key Features

  • Integrated op-amp and 12-bit ADC/DAC on a single 8-bit AVR core enabling analog signal conditioning without external components
  • Multi-Voltage I/O (MVIO) allowing different voltage domains on the same device for mixed-signal interface designs
  • Zero-Cross Detector (ZCD) and comparator peripherals for power-control and AC-line sensing applications up to 125°C

Applications

The AVR32DB32T-E/RXB is designed for smart sensor nodes, motor pre-driver circuits, and industrial analog front-ends that benefit from its on-chip op-amp and 12-bit DAC. The MVIO capability makes it straightforward to interface 5V legacy sensors with 3.3V logic domains, while the ZCD peripheral simplifies AC line-frequency detection in smart home or lighting control designs.

Specifications

Manufacturer Package CodeVQFN-32
Factory Lead Time7Weeks
YTEOL23
Has ADCYES
Bit Size8
Boundary ScanNO
CPU FamilyAVR
Clock Frequency-Max24MHz
DAC ChannelsYES
DMA ChannelsNO
FormatFIXED POINT
Integrated CacheNO
JESD-30 CodeS-PQCC-N32
JESD-609 Codee3
Low Power ModeYES
Number of External Interrupts26
Number of I/O Lines26
Number of Serial I/Os3
Number of Timers5
On Chip Data RAM Width8
On Chip Program ROM Width8
PWM ChannelsYES
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeLCC32,.2SQ,20
Package ShapeSQUARE
Package StyleCHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
RAM (bytes)4096
ROM (words)32768
ROM ProgrammabilityFLASH
Speed24MHz
Supply Voltage-Max5.5V
Supply Voltage-Min1.8V
Supply Voltage-Nom3V
Surface MountYES
TechnologyCMOS
Terminal FinishMatte Tin (Sn)
Terminal FormNO LEAD
Terminal Pitch0.5mm
Terminal PositionQUAD
uPs/uCs/Peripheral ICs TypeMICROCONTROLLER, RISC
PackageQuad Flat No-Lead

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
HTS Code8542.31.00.15
Country of OriginThailand

Datasheet

AVR32DB32T-E/RXB Datasheet Download

Official datasheet from Microchip

Alternate & Equivalent Parts

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

How does the integrated op-amp in AVR32DB32T-E/RXB reduce external component count on a sensor PCB?

The on-chip op-amp can be routed directly to the 12-bit ADC input, eliminating an external amplifier stage and reducing BOM by at least 3-5 passive components. This is useful in compact sensor nodes measuring signals in the 0–5V range at 24 MHz clock speeds, saving board area on VQFN-32 footprints.

Which industrial temperature environments can the AVR32DB32T-E/RXB tolerate and what does that enable?

The AVR32DB32T-E/RXB is rated for operation up to 125°C junction temperature, qualifying it for under-hood automotive sensor modules, industrial motor drives, and HVAC control boards that cannot use standard 85°C commercial-grade parts. The -40°C lower limit covers cold-start conditions in outdoor and automotive applications.

When would a designer choose AVR32DB32T-E/RXB instead of a standard ATmega or ATtiny without MVIO?

Designs mixing a 3.3V MCU core with 5V legacy sensors or actuators benefit directly from MVIO, which allows specific I/O port groups to run at different voltage levels — typically 1.8V, 3.3V, or 5V — without level-shifter ICs. This saves 2-4 external ICs and simplifies layout on the compact 32-pin VQFN package.

Related Guides

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About Microchip

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AvailabilityIn Stock
Reference Price (USD)
From $1.2600
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
100+$1.4400$144.00
1000+$1.3300$1330.00
5000+$1.2600$6300.00
pcs
Unit price: $1.4400 · Total: $144.00

In Stock · 24h Response · Worldwide Shipping

Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

FindMyChip sourced our entire STM32 BOM in 48 hours when our usual distributor had 16-week lead times.

TM
Thomas Mueller
Hardware Lead, SensorTech GmbH, Germany