Microchip Technology AT90PWM3B-16MU Microcontroller, Microprocessor, FPGA Modules
IC MCU 8BIT 8KB FLASH 32QFN
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
AT90PWM3B-16MU
Detailed Description
IC MCU 8BIT 8KB FLASH 32QFN
Package
32-VQFN Exposed Pad
Key Features
Package / Case: 32-VQFN Exposed Pad; Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
AT90PWM3B-16MU Datasheet
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Technical Specifications
Microchip Technology AT90PWM3B-16MU Microcontroller, Microprocessor, FPGA Modules technical specifications.
General
RAM Size
512 x 8
RoHS
True
Number of Pins
32
Package / Case
32-VQFN Exposed Pad
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 105°C (TA)
Supply Voltage
2.7V ~ 5.5V
Lifecycle Status
Active
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O
27
Alternate Parts Comparison (AT90PWM3B-16MU vs AT89C5131A-PUTUM vs AT89C5130A-PUTUM vs AT90PWM316-16MU)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 32-VQFN Exposed Pad | 32-VQFN Exposed Pad | 32-VQFN Exposed Pad | 32-VQFN Exposed Pad |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 105°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 105°C (TA) |
| Supply Voltage | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V |
| Core Processor | AVR | 80C51 | 80C51 | AVR |
| Core Size | 8-Bit | 8-Bit | 8-Bit | 8-Bit |
| RAM Size | 512 x 8 | 1.25K x 8 | 1.25K x 8 | 1K x 8 |
| Connectivity | SPI, UART/USART | I²C, SPI, UART/USART, USB | I²C, SPI, UART/USART, USB | SPI, UART/USART |
| EEPROM Size | 512 x 8 | 4K x 8 | 4K x 8 | 512 x 8 |
| Number of I/O | 27 | 18 | 18 | 27 |
| Oscillator Type | Internal | Internal | Internal | Internal |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT | LED, POR, PWM, WDT | LED, POR, PWM, WDT | Brown-out Detect/Reset, POR, PWM, WDT |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
Suggested replacements
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