2 layers30 × 29.3 mm
PRJ
Juniper-Rueter/PR-J
A universal load cell amplifier for communication with klipper and an open standard for strain gauges
24 parts17
Overview
The ATTINY202-SSN is a microcontroller made by Microchip Technology in a SOIC-8 package with 8 pins. -40℃~+105℃ 1.8V~5.5V 10bit 128Byte 20MHz 2KB 6 64Byte 8 Bit AVR Built-in FLASH SOIC-8 Microcontrollers (MCU/MPU/SOC) ROHS.
PCBKit's library has its KiCad symbol (MCU_Microchip_ATtiny:ATtiny202-SS, from KiCad's library) and its footprint (Package_SO:SOIC-8_3.9x4.9mm_P1.27mm, from KiCad's library), ready for a KiCad board. 3,816 are in stock at JLCPCB (part C2052951). 32 open-source boards in 23 repositories on GitHub use it.
Symbol
Footprint
From the datasheet
12- Supply, least
- 1.8 V · VDD, recommended operating, min; extended temperature requires 2.7 V · p. 472
- Supply, most
- 5.5 V · VDD, recommended operating, max · p. 472
- Supply, absolute maximum
- 6 V · VDD, absolute maximum · p. 471
- Works from
- -40 °C · operating ambient, standard temperature range, min · p. 472
- Works up to
- 105 °C · operating ambient, standard temperature range, max · p. 472
- Works from
- -40 °C · operating ambient, extended temperature range, min · p. 472
- Works up to
- 125 °C · operating ambient, extended temperature range, max · p. 472
- Takes working
- 9 mA · active, 20 MHz, VDD = 5 V, 25°C, peripherals disabled, typical · p. 473
- Takes asleep
- 100 nA · power-down/standby, all peripherals stopped, VDD = 3 V, 25°C, typical · p. 474
- A pin gives at most
- 40 mA · I/O pin sink/source current, absolute maximum · p. 471
- Junction to air (8-pin SOIC150 (SWB))
- 91.8 K/W · junction to ambient · p. 528
- Junction to case (8-pin SOIC150 (SWB))
- 21.5 K/W · junction to case · p. 528
Parameters
19- ADC (Bit)
- 10bit
- CPU Core
- AVR
- CPU Maximum Speed
- 20MHz
- Core Size
- 8 Bit
- Current - Supply
- 9mA
- EEPROM
- 64Byte
- Features
- Power-on reset (POR)
- Number of I/O
- 6
- Operating Temperature
- -40℃~+125℃
- Oscillator Type
- Built-in
- Output Current per Pin(Max)
- 40mA
- Program Memory Type
- FLASH
- Program Storage Size
- 2KB
- RAM Size
- 128Byte
- Standby Current
- 100nA
- Thermal Resistance(Junction to Ambient)
- 91.8℃/W
- Thermal Resistance(Junction to Case)
- 21.5℃/W
- Voltage - Supply
- 1.8V~5.5V
- Voltage - Supply(Absolute Max)
- 6V
Order codes
2- ATTINY202-SSNRLCSC C2052951
- ATTINY202-SSNLCSC C615531
Pinout
8| Pin | Name | Type |
|---|---|---|
| 1 | VCC | Power in |
| 2 | PA6 | Input/output |
| 3 | PA7 | Input/output |
| 4 | PA1 | Input/output |
| 5 | PA2 | Input/output |
| 6 | RESET/PA0 | Input/output |
| 7 | PA3 | Input/output |
| 8 | GND | Power in |
Open-source boards using it
All 32- 2 layers56.5 × 22.2 mm
Updifier
Dlloydev/Updi-Key
This DIY open source hardware connects inline with any UPDI programmer to provide a HV UPDI programming solution for tinyAVR® 0/1/2 series MCUs.
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Christmas tree pcb
IamPhytan/christmas-tree-pcb
Christmas Tree PCB, made with FOSS
17 parts4CERN-OHL-P-2.0 - 2 layers96 × 92.5 mm
- 2 layers123 × 66.5 mm
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SolenoidStrokeUNIT
akita11/SolenoidStrokeUNIT
Grove端子にUART通信元（M5Stack等のマイコンやUSBシリアル変換器）を接続し、本UNITに対してコマンド送信や結果の受信を行います。Grove端子の信号は、"RXD(受信) / TXD(送信) / VDD(+5V) /…
21 partsMIT - 2 layers24 × 33.5 mm
Attiny202-dev board
AnOrdinaryUsername/attiny202-dev-board
A small development board for the ATtiny202 microcontroller and my first PCB!
19 parts
Show this part on your page
<iframe src="https://pcbkit.io/embed/parts/microchip/ATTINY202-SSN" title="ATTINY202-SSN in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/microchip/ATTINY202-SSN.jpg" alt="ATTINY202-SSN" width="1200" height="900">[](https://pcbkit.io/parts/microchip/ATTINY202-SSN)Questions
Is there a KiCad symbol and footprint for the ATTINY202-SSN?
Yes. The symbol is MCU_Microchip_ATtiny:ATtiny202-SS and the footprint Package_SO:SOIC-8_3.9x4.9mm_P1.27mm, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the ATTINY202-SSN?
SOIC-8, with 8 pins. Its footprint is drawn on this page.
Where is the ATTINY202-SSN datasheet?
Microchip Technology publishes it: the Datasheet link on this page opens it.
Where can I order the ATTINY202-SSN?
JLCPCB lists it as part C2052951, with 3,816 in stock; the sellers' links on this page open their listings.
What can replace the ATTINY202-SSN?
Parts like it in the library: the ATTINY13A-SSU by Microchip Technology, the PIC12F1822-I/SN by Microchip Technology, the PIC12F675-I/SN by Microchip Technology and the PIC12F683-I/SN by Microchip Technology. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Which open-source boards use the ATTINY202-SSN?
32 boards in 23 repositories on GitHub; the most starred are listed on this page, with their KiCad files.
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