keyboards
tzarc
@tzarc's custom keyboard designs.
Components (22)
| Reference | Value | Description |
|---|---|---|
| U1,U2,U9,U11,U13,U15,U16 | SN74LVC1G14DRL | Single Schmitt NOT Gate, Low-Voltage CMOS, SOT-553 |
| U3 | AP2552FDC-7 | Current Limited Load Switch, DFN2020-6, DFN-6 |
| U4 | XC6206PxxxMR | Positive 60-250mA Low Dropout Regulator, Fixed Output, SOT-23 |
| U5 | INA180A4 | Current Sense Amplifier, 1 Circuit, Rail-to-Rail, 26V, Gain 200 V/V, SOT-23-5 |
| U6 | H5VU25U | |
| U7 | STM32G431CBU6 | STMicroelectronics Arm Cortex-M4 MCU, 128KB flash, 32KB RAM, 170 MHz, 1.71-3.6V, 42 GPIO, UFQFPN48 |
| U8 | W25Q128JVSIQ | 128Mbit / 16MiB Serial Flash Memory, Standard/Dual/Quad SPI, 2.7-3.6V, SOIC-8 |
| U10,U12,U14 | SN74AHC1G08DRL | Single AND Gate, Low-Voltage CMOS |
| C1-C3,C10-C27 | 100n | Unpolarized capacitor |
| C4-C9 | 4.7u | Unpolarized capacitor, small symbol |
| D1-D16 | RGB | Reverse mount adressable LED (WS2812 protocol) |
| D17 | H5VL10B | Bidirectional transient-voltage-suppression diode |
| D18 | 1N4148 | Diode, small symbol |
| J1 | TYPE-C-31-M-12 | USB 2.0-only 16P Type-C Receptacle connector |
| R1,R6-R8,R11,R12 | 10k | Resistor |
| R2,R4,R5,R9 | 75k | Resistor |
| R3 | 0.05R | Resistor |
| R10,R13 | 1k | Resistor |
| SW1-SW16 | Push | Push button switch, normally open, two pins, 45° tilted |
| SW17 | BOOT0 | Push button switch, generic, symbol, four pins |
| SW18 | DFU | Push button switch, generic, symbol, four pins |
| SW19 | nRST | Push button switch, generic, symbol, four pins |