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| PartNumber | ATMEGA32HVB-8X3R | ATMEGA32HVB-8X3 | ATMEGA32HVE2-PLPW |
| Description | 8-bit Microcontrollers - MCU 8 MHz, TSSOP Green 4-25V T&R | 8-bit Microcontrollers - MCU 8MHz Ind Temp 4-25V 32K Flash, 1K EEPROM | 8-bit Microcontrollers - MCU 32k Stand. Lead Acid Btty Management |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | TSSOP-44 | TSSOP-44 | - |
| Series | ATmega32HVB | ATmega32HVB | ATmega32HVE |
| Core | AVR | AVR | AVR |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Maximum Clock Frequency | 8 MHz | 8 MHz | - |
| Program Memory Size | 32 kB | 32 kB | - |
| Data RAM Size | 1 kB | 2 kB | - |
| Operating Supply Voltage | 4 V to 25 V | 4 V to 25 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Packaging | Reel | Tray | - |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | Microchip Technology / Atmel |
| Processor Series | megaAVR | megaAVR | - |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 3500 | 242 | 1000 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Tradename | AVR | AVR | AVR |
| Unit Weight | 0.004914 oz | 0.004914 oz | - |
| RoHS | - | Y | - |
| ADC Resolution | - | 12 bit | - |
| Number of I/Os | - | 17 I/O | - |
| Height | - | 1.05 mm | - |
| Length | - | 11 mm | - |
| Product | - | MCU | - |
| Program Memory Type | - | Flash | - |
| Width | - | 4.4 mm | - |
| Data RAM Type | - | SRAM | - |
| Data ROM Size | - | 1 kB | - |
| Data ROM Type | - | EEPROM | - |
| Interface Type | - | SPI, TWI | - |
| Moisture Sensitive | - | Yes | - |
| Number of ADC Channels | - | 7 | - |
| Number of Timers/Counters | - | 2 Timer | - |
| Supply Voltage Max | - | 25 V | - |
| Supply Voltage Min | - | 4 V | - |