nixie-clock
anders-bzn
Rasberry Pi nixie clock with six digits and NTP sync
Components (13)
| Reference | Value | Description |
|---|---|---|
| Q1 | PMBTA42 | 0.1A Ic, 65V Vce, NPN Transistor, SOT-23 |
| Q2 | PMBTA92 | 0.1A Ic, 45V Vce, PNP Transistor, SOT-23 |
| U1,U11 | MCP23017_SO | 16-bit I/O expander, I2C, interrupts, w pull-ups, SOIC-28 |
| U2,U3,U5-U8 | 74141 | |
| U4 | TCA9406DC | 2-Bit Bidirectional 1-MHz, I2C Bus and SMBus Voltage-Level Translator With 8-kV HBM ESD |
| C1-C10 | 100n | Unpolarized capacitor |
| J1 | Raspberry_Pi_2_3 | expansion header for Raspberry Pi 2 & 3 |
| J2 | Conn_01x04_Pin | Generic connector, single row, 01x04, script generated |
| J3,J5-J9 | Conn_02x05_Odd_Even | Generic connector, double row, 02x05, odd/even pin numbering scheme (row 1 odd numbers, row 2 even numbers), script generated (kicad-library-utils/schlib/autogen/connector/) |
| J4 | Conn_02x02_Odd_Even | Generic connector, double row, 02x02, odd/even pin numbering scheme (row 1 odd numbers, row 2 even numbers), script generated (kicad-library-utils/schlib/autogen/connector/) |
| R4-R7 | 4k7 | Resistor |
| R8 | 220k | Resistor |
| R9,R10 | 1k | Resistor |