microcontroller
ATTINY44-20MU
Symbol
Footprint
3D Model
Pin Map
| Pin | Name | Type | Mount | Shape | Width × Height (mm) |
|---|---|---|---|---|---|
| (ADC4/USCK/SCL/T1/PCINT4)PA4 | input | SMD | roundrect | 0.28×0.8 | |
| (ADC3/T0/PCINT3)PA3 | output | SMD | roundrect | 0.28×0.8 | |
| (ADC2/AIN1/PCINT2)PA2 | io | SMD | roundrect | 0.28×0.8 | |
| (ADC1/AIN0/PCINT1)PA1 | passive | SMD | roundrect | 0.28×0.8 | |
| (ADC0/AREF/PCINT0)PA0 | passive | SMD | roundrect | 0.28×0.8 | |
| DNC | nc | SMD | roundrect | 0.8×0.28 | |
| DNC | nc | SMD | roundrect | 0.8×0.28 | |
| GND | ground | SMD | roundrect | 0.8×0.28 | |
| VCC | power | SMD | roundrect | 0.8×0.28 | |
| DNC | nc | SMD | roundrect | 0.8×0.28 | |
| PB0(PCINT8/XTAL1/CLKI) | passive | SMD | roundrect | 0.28×0.8 | |
| PB1(PCINT9/XTAL2) | passive | SMD | roundrect | 0.28×0.8 | |
| PB3(PCINT11/RESET#/dW) | passive | SMD | roundrect | 0.28×0.8 | |
| PB2(PCINT10/INT0/OC0A/CKOUT) | passive | SMD | roundrect | 0.28×0.8 | |
| PA7(PCINT7/ICP/OC0B/ADC7) | passive | SMD | roundrect | 0.28×0.8 | |
| PA6(PCINT6/OC1A/SDA/MOSI/DI/ADC6) | passive | SMD | roundrect | 0.8×0.28 | |
| DNC | nc | SMD | roundrect | 0.8×0.28 | |
| DNC | nc | SMD | roundrect | 0.8×0.28 | |
| DNC | nc | SMD | roundrect | 0.8×0.28 | |
| PA5(ADC5/DO/MISO/OC1B/PCINT5) | passive | SMD | roundrect | 0.8×0.28 | |
| EP | passive | SMD | roundrect | 2.6×2.6 |
Key Parameters
Frequency
20MHz
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Details
- Category
- microcontroller
- MPN
- ATTINY44-20MU
- Manufacturer
- Microchip Technology
- Package
- QFN-20-EP(4x4)
- Footprint
- QFN-20_L4.0-W4.0-P0.50-BL-EP2.6
- JLCPCB
- C614142
- LCSC
- C614142
- Lifecycle
- active
- Mounting
- SMT
- RoHS
- Compliant
- MSL
- MSL 3
- ECCN
- EAR99
JLCPCB Stock & Pricing
Out of Stock(0 pcs)
1-9 pcs$2.1944
10-11 pcs$2.1944
12-199 pcs$2.1944
200-489 pcs$0.8498
490-979 pcs$0.8193
980+ pcs$0.8049