Dual precision timer (two 555s)
| Supply | 4.5–16 V |
| Output | 200 mA |
| Clock | up to 100 kHz |
Precision timer IC
| Supply | 4.5–16 V |
| Output | 200 mA |
| Frequency | up to 100 kHz |
8-bit shift register with output latches
| Supply | 2–6 V |
| Outputs | 8, tri-state |
| Clock | up to 25 MHz |
CMOS decade counter, 10 decoded outputs
| Supply | 3–18 V |
| Outputs | 10 decoded |
CMOS 8-channel analog multiplexer
| Supply | 3–20 V |
| Outputs | 8 channels |
LoRa module SX1278, 433 MHz, up to 10 km
| Supply | 1.8–3.7 V |
| Radio | LoRa (SX1278) |
| Bands | 433 MHz |
Air quality sensor (NH₃, benzene, smoke, CO₂)
| Supply | 5 V |
| Interface | Analog + digital |
| Range | 10–1000 ppm |
3-axis digital accelerometer, ±16 g, 13-bit
| Supply | 3–5 V |
| Interface | I²C, SPI |
| Range | ±2/±4/±8/±16 g |
Adjustable voltage regulator, 1.2–37 V, 1.5 A
| Output | 1.25–37 V |
| Current | 1.5 A |
| Dropout | ~2 V |
Bluetooth module, SPP, UART, master/slave
| Supply | 3.6–6 V |
| Radio | Bluetooth 2.0 + EDR |
| Interface | UART |
