ATTINY441-MMH
Microchip TechnologyExtended
-40℃~+85℃ 1.7V~5.5V 10bit 12 16MHz 256Byte 256Byte 4KB 8 Bit AVR Built-in FLASH Power-on reset (POR)、Undervoltage detection (BOR/LVD/LVR/LVI)、Watchdog reset、External pin reset (NRST)、Built-in general-purpose timer、Programmable watchdog VQFN-20-EP(3x3) Microcontrollers (MCU/MPU/SOC) ROHS
- Part id
- microchip/ATTINY441-MMH
- Category
- Microcontrollers (MCU, MPU, SOC)
- Package
- VQFN-20
- Pins
- 21
- In stock
- 6 at JLCPCB (C617905)
Overview
The ATTINY441-MMH is a microcontroller made by Microchip Technology in a VQFN-20 package with 21 pins. -40℃~+85℃ 1.7V~5.5V 10bit 12 16MHz 256Byte 256Byte 4KB 8 Bit AVR Built-in FLASH Power-on reset (POR)、Undervoltage detection (BOR/LVD/LVR/LVI)、Watchdog reset、External pin reset (NRST)、Built-in general-purpose timer、Programmable watchdog VQFN-20-EP(3x3) Microcontrollers (MCU/MPU/SOC) ROHS.
PCBKit's library has its KiCad symbol (MCU_Microchip_ATtiny:ATtiny441-MM, from KiCad's library) and its footprint (Package_DFN_QFN:QFN-20-1EP_3x3mm_P0.45mm_EP1.6x1.6mm, from KiCad's library), ready for a KiCad board. 6 are in stock at JLCPCB (part C617905).
Symbol
Footprint
Pinout
21| Pin | Name | Type |
|---|---|---|
| 1 | PA4 | Input/output |
| 2 | PA3 | Input/output |
| 3 | PA2 | Input/output |
| 4 | PA1 | Input/output |
| 5 | AREF/PA0 | Input/output |
| 6 | NC | Not connected |
| 7 | NC | Not connected |
| 8 | GND | Power in |
| 9 | VCC | Power in |
| 10 | NC | Not connected |
| 11 | XTAL1/PB0 | Input/output |
| 12 | XTAL2/PB1 | Input/output |
| 13 | RESET/PB3 | Input/output |
| 14 | PB2 | Input/output |
| 15 | PA7 | Input/output |
| 16 | PA6 | Input/output |
| 17 | NC | Not connected |
| 18 | NC | Not connected |
| 19 | NC | Not connected |
| 20 | PA5 | Input/output |
| 21 | GND | Passive |
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7
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Questions
Is there a KiCad symbol and footprint for the ATTINY441-MMH?
Yes. The symbol is MCU_Microchip_ATtiny:ATtiny441-MM and the footprint Package_DFN_QFN:QFN-20-1EP_3x3mm_P0.45mm_EP1.6x1.6mm, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the ATTINY441-MMH?
VQFN-20, with 21 pins. Its footprint is drawn on this page.
Where is the ATTINY441-MMH datasheet?
Microchip Technology publishes it: the Datasheet link on this page opens it.
Where can I order the ATTINY441-MMH?
JLCPCB lists it as part C617905, with 6 in stock; the sellers' links on this page open their listings.
What can replace the ATTINY441-MMH?
Parts like it in the library: the ATTINY44A-MMH by Microchip Technology, the ATTINY841-MMH by Microchip Technology, the ATTINY84A-MMH by Microchip Technology and the ATTINY24A-MMH by Microchip Technology. Check their datasheets: a part that fits the footprint may still differ in its ratings.