Showing 109–120 of 206 results
ESP32 NodeMCU Wi-Fi + Bluetooth Development Board 30 pin
Technical Specifications
| Characteristic | Specification Parameters |
|---|---|
| Microprocessor Core | Xtensa Dual-Core 32-bit LX6 Microprocessor (Up to 240 MHz) |
| Memory Capacity | 520 KB SRAM / 4 MB External Flash Storage Memory |
| Wireless Protocols | Wi-Fi 802.11 b/g/n (Up to 150 Mbps) + Bluetooth v4.2 & BLE |
| Logic Working Voltage | 3.3V DC (Onboard 1117 regulator accepts 5V USB input) |
| GPIO Interface Array | 30-Pin layout with multi-functional breakout mappings |
| USB-UART Interface | Onboard Silabs CP2102 USB-to-Serial converter chip |
| Module Dimensions | Approx. 51 mm × 28 mm × 13 mm (Breadboard friendly) |
ESP32-C3 Mini Development Board
Technical Specifications
| Characteristic | Specification Parameters |
|---|---|
| Microprocessor Core | Espressif ESP32-C3 32-bit RISC-V Single-Core (Up to 160 MHz) |
| On-Chip Memory Array | 400 KB SRAM / 384 KB ROM / 4 MB Onboard Flash |
| Wireless Transceivers | 2.4 GHz Wi-Fi 4 (802.11 b/g/n) + Bluetooth 5.0 & BLE |
| Operating Voltage | 3.3V DC Logic level (Internal regulator converts input power) |
| External Power Input | 5V via USB-C or 3.3V to 6.0V via VIN pin |
| Peripheral Interfacing | 11 Accessible GPIOs, 6-ch PWM, 2× 12-bit ADCs, SPI, I2C, UART |
| Module Dimensions | Approx. 22.5 mm × 18 mm (Super-mini form factor) |
ESP32-CAM Wi-Fi + Bluetooth Camera Development Module
Technical Specifications
| Characteristic | Specification Parameters |
|---|---|
| Core Processor | Tensilica 32-bit RISC CPU Xtensa Dual-Core LX6 (Up to 240 MHz) |
| Memory Buffer | 520 KB Internal SRAM + 4 MB External PSRAM (Required for image buffering) |
| Wireless Transceivers | 2.4 GHz Wi-Fi (802.11b/g/n) + Bluetooth v4.2 BR/EDR & BLE standard |
| Supported Image Sensors | OV2640 (Standard choice) and OV7670 camera modules |
| Maximum Resolution | 1600 × 1200 Pixels (UXGA resolution framework) |
| Storage Socket Type | Onboard MicroSD Card Slot (Supports SPI communication paths) |
| Default Image Output | JPEG, BMP, Grayscale formats |
ESP32-CAM-MB Micro USB Programmer Base Board
Technical Specifications
| Characteristic | Specification Parameters |
|---|---|
| Compatible Companion Hardware | AI-Thinker Form-Factor ESP32-CAM W/ OV2640 / OV3660 |
| USB Communication Port | Micro-USB or USB Type-C Interfacing (Variant dependent) |
| Onboard USB-to-Serial Driver | Silicon Labs CH340 Series (CH340G / CH340C) |
| Input Supply Voltage (VBUS) | 5.0V DC via USB Bus line |
| Onboard Voltage Regulation | Drops 5V down to 3.3V Output (Feeds ESP32-CAM power tracks) |
| Hardware Buttons Profile | 1× Reset Button, 1× Boot Button (Varies by hardware revision) |
| Physical Dimensions (approx.) | 40 mm × 27 mm × 16 mm |
ESP32-S3 DevKit Development Board
Technical Specifications
| Characteristic | Specification Parameters |
|---|---|
| Microprocessor Core | Xtensa Dual-Core 32-bit LX7 Processor (Up to 240 MHz) |
| On-Chip Memory Array | 512 KB Internal SRAM / 384 KB ROM |
| External Module Memory | 8 MB Flash + 8 MB PSRAM (Standard N8R8 variant configuration) |
| Wireless Transceivers | 2.4 GHz Wi-Fi 4 (802.11 b/g/n) + Bluetooth 5.0 LE & Mesh |
| Logic Working Voltage | 3.3V DC (Onboard dynamic regulators step down external input) |
| Power Input Interface | Dual USB Type-C ports (1× USB-to-UART, 1× Native USB OTG) |
| Module Dimensions | Approx. 57 mm × 28 mm × 10 mm |
ESP32-S3 DevKitC-1 WiFi + Bluetooth Development Board
Technical Specifications
| Characteristic | Specification Parameters |
|---|---|
| Microprocessor Core | Xtensa Dual-Core 32-bit LX7 Processor (Up to 240 MHz) |
| On-Chip Memory Array | 512 KB Internal SRAM / 384 KB ROM |
| External Module Memory | 8 MB Flash + 8 MB PSRAM (Standard N8R8 variant configuration) |
| Wireless Transceivers | 2.4 GHz Wi-Fi 4 (802.11 b/g/n) + Bluetooth 5.0 LE & Mesh |
| Logic Working Voltage | 3.3V DC (Onboard dynamic regulators step down external input) |
| Power Input Interface | Dual USB Type-C ports (1× USB-to-UART, 1× Native USB OTG) |
| Module Dimensions | Approx. 57 mm × 28 mm × 10 mm |
ESP8266 ESP-01 Serial Wi-Fi Transceiver Module
Technical Specifications
| Characteristic | Specification Parameters |
|---|---|
| Core Processor | Tensilica 32-bit RISC CPU Xtensa LX106 (Clocked at 80 MHz) |
| Onboard Flash Memory | 512 KB to 1 MB SPI Flash (Variant dependent) |
| Operating Voltage (VCC) | Strictly 3.3V DC (Inputs are not 5V tolerant) |
| Current Consumption | ~70 mA average (Spikes up to 200 mA during wireless transmission) |
| Wi-Fi Protocol Standard | IEEE 802.11 b/g/n (Operating at 2.4 GHz frequency band) |
| Output Power Capability | +19.5 dBm in 802.11b operational mode |
| Module Outer Dimensions | Approx. 25 mm × 15 mm × 11 mm |
ESP8266 ESP-12E Serial Wi-Fi Transceiver Module
Technical Specifications
| Characteristic | Specification Parameters |
|---|---|
| Core Processor | Tensilica L106 32-bit RISC Microprocessor Core |
| Operating Frequency | 80 MHz (Configurable / overclockable up to 160 MHz) |
| Storage Memory Space | 4 MB (32 Mbits) SPI Flash Memory storage buffer |
| Operating Voltage (VCC) | 3.0V to 3.6V DC (Requires stable 3.3V power supply rail) |
| Logic Signal Threshold | 3.3V TTL (Pins are not 5V logic safe) |
| Wireless standard | 2.4 GHz Wi-Fi IEEE 802.11 b/g/n (STA / AP / STA+AP modes) |
| Peripheral Interfaces | 10-bit ADC, SPI, H-SPI, UART, I2C, I2S, IRDA, PWM |
Eveready AA 1.5V Everyday Dry Cell Battery
Technical Specifications
| Characteristic | Specification Parameters |
|---|---|
| Battery Chemistry Type | Carbon-Zinc / Zinc-Manganese Dioxide (Zn/MnO₂) |
| Global Sizing Designations | AA Size / R6 / ANSI-15D / 1015 Series |
| Nominal Voltage Output | 1.5V DC Baseline |
| Average Operational Capacity | ~1,100 mAh down to a 0.8V cut-off threshold |
| Typical Shelf Life Sizing | 2 to 3 Years from manufacturing date (Variant dependent) |
| Standard Battery Jacket | Rigid protective metal casing sleeve |
| Average Unit Component Weight | Approx. 15.0 grams per cell |
FT232RL FTDI USB to TTL Serial Converter Adapter Module
Technical Specifications
| Characteristic | Specification Parameters |
|---|---|
| Core Protocol Chipset | FTDI FT232RL (Future Technology Devices International) |
| Physical Input Interface | Mini-USB Female Socket Port Link |
| Supported Data Rates | 300 bps up to 3 Mbps maximum transmission speed |
| Operating Logic Voltage | Dual 3.3V or 5.0V DC Options (Jumper Selectable) |
| VCC Output Current Limits | 5V mode: Up to ~500mA / 3.3V mode: Up to ~50mA |
| Host Operating Systems | Windows 10/11, macOS, Linux distributions, and Android |
| Pin Header Spacing | Standard 2.54 mm (0.1 inch) Pitch |
Genuine Arduino Mega 2560 R3 (ATmega16U2 Version)
Technical Specification Details
| Parameter | Specification Details |
|---|---|
| Primary Microcontroller | Microchip ATmega2560 (8-bit AVR architecture) |
| USB-to-Serial Processor | ATmega16U2 (Supports DFU mode and mouse/keyboard emulation configurations) |
| Operating Logic Voltage | 5V DC |
| Recommended Input DC | 7V to 12V Max (Absolute hardware safety boundaries: 6V to 20V) |
| Digital I/O Breakout Pins | 54 Pins (of which 15 deliver true hardware PWM output channels) |
| Analog Input Channels | 16 Channels (10-bit high-accuracy resolution ADC) |
| DC Current per I/O Pin | 20 mA peak tolerance ceiling |
| Onboard Memory Array | 256 KB Flash Storage (of which 8 KB is reserved for bootloader scripts) | 8 KB SRAM | 4 KB EEPROM |
| System Processing Clock | 16 MHz Quartz Crystal Oscillator |
| Physical Dimensions | 101.52 mm × 53.3 mm (Standard Mega structural profile |
HC-SR04 Ultrasonic Sensor Module
Technical Specification Details
| Parameter | Specification Details |
|---|---|
| Operating Voltage Range | 3.0V to 5.5V DC (Highly versatile input range) |
| Quiescent Current Draw | Under 3mA during active operation |
| Acoustic Burst Frequency | 40 kHz Ultrasonic wave pattern |
| Measurement Coverage Range | 2 cm to 400 cm (4 meters) |
| Effective Detection Angle | 15-Degree measurement cone aperture |
| Input Trigger Pulse | Needs a minimum 10-microsecond High TTL signal to fire sonar |
| Output Echo Pulse | TTL level matched directly to your VCC input supply voltage |
| Physical Board Proportions | 45 mm × 20 mm × 15 mm |
