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ESP-12S

Name: ESP-12S
Rating: 4.7 (12 reviews)

RF TXRX MOD WIFI PCB TRACE SMD

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Mfr.부분 #ESP-12S
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사양

Part Status	Active
RF Family/Standard	WiFi
Protocol	802.11b/g/n
Modulation	64-QAM, BPSK, CCK
Frequency	2.412GHz ~ 2.484GHz
Data Rate	54Mbps
Power - Output	16dBm
Sensitivity	-90dBm
Serial Interfaces	ADC, I2C, PWM, SPI, UART
Antenna Type	PCB Trace
Voltage - Supply	3V ~ 3.6V
Current - Transmitting	11.1mA
Mounting Type	Surface Mount
Operating Temperature	-20°C ~ 85°C
Package / Case	Module
Base Product Number	ESP-12
DigiKey Programmable	Not Verified

개요

Description

The ESP-12S is a Wi-Fi module based on the ESP8266 chip, popular for its affordability and versatility in IoT applications. It features built-in Wi-Fi capabilities, allowing seamless connectivity to networks, making it ideal for smart devices and applications. The module supports various communication protocols, including UART, SPI, and I2C, enabling easy integration with microcontrollers.
Key specifications include a maximum operating frequency of 80 MHz, up to 16 GPIO pins, and support for both 802.11 b/g/n Wi-Fi standards. The ESP-12S also incorporates a 4 MB flash memory, providing ample space for firmware and applications. Its compact size and low power consumption make it suitable for battery-operated devices.
Developers can program the ESP-12S using the Arduino IDE or the Espressif SDK, making it accessible for both hobbyists and professionals. The module is widely used in smart home devices, environmental monitoring, and automation systems, reflecting its flexibility and ease of use in diverse applications.

Features

The ESP-12S is a Wi-Fi module based on the ESP8266 chip, widely used in IoT applications. Key features include:
1. Wi-Fi Connectivity: Supports 802.11 b/g/n standards with a range of up to 300 meters in open space.
2. Processor: Contains a 32-bit RISC CPU, operating at up to 160 MHz.
3. Memory: 4 MB of flash memory and 80 KB of RAM for application development.
4. GPIO Pins: Offers 17 GPIO pins for interfacing with various sensors and devices.
5. Serial Communication: Supports UART, SPI, I2C, and PWM for flexible connectivity options.
6. Low Power Consumption: Features deep sleep mode for energy-efficient operation, ideal for battery-powered devices.
7. Integrated Antenna: Comes with an onboard PCB antenna for compact design.
8. Development Support: Compatible with popular development environments like Arduino and MicroPython.
Overall, the ESP-12S is a versatile, cost-effective solution for wireless communication in smart applications.

Package

The ESP-12S is packaged in a surface-mount, 2x4 cm module with a 2.54 mm pitch. It features a 38-pin design, making it suitable for integration into various electronic projects and devices. The module is compact and designed for easy soldering onto PCBs.

Pinout

The ESP-12S module features a total of 16 pins. Here’s a brief overview of the pin count and their primary functions:
1. VCC - Power supply (3.3V)
2. GND - Ground
3. TX - UART transmit
4. RX - UART receive
5. GPIO0 - General-purpose I/O, can be used for boot mode selection
6. GPIO2 - General-purpose I/O
7. GPIO4 - General-purpose I/O
8. GPIO5 - General-purpose I/O
9. GPIO12 - General-purpose I/O, also used for SPI
10. GPIO13 - General-purpose I/O, also used for SPI
11. GPIO14 - General-purpose I/O, also used for SPI
12. GPIO15 - General-purpose I/O, also for boot mode selection
13. ADC0 - Analog input (0-1V)
14. SD2 - SPI data
15. SD3 - SPI data
16. SD_CLK - SPI clock
The ESP-12S is widely used in IoT applications due to its Wi-Fi capability and flexibility in GPIO usage.

Manufacturer

The ESP-12S is manufactured by Espressif Systems, a Shanghai-based semiconductor company. Founded in 2008, Espressif specializes in the design and development of wireless communication and IoT solutions, particularly focusing on Wi-Fi and Bluetooth technology. The ESP-12S is part of their popular ESP8266 series, widely used in various applications, including home automation, smart devices, and embedded systems. The company is renowned for providing cost-effective and versatile microcontrollers that enable developers to create connected products efficiently.

Application

The ESP-12S is widely used in IoT applications, including smart home devices, automation systems, wearable technology, and environmental monitoring. Its compact size and Wi-Fi capabilities make it suitable for wireless communication in projects like smart lighting, home security systems, and remote sensors. Additionally, it supports various applications in industrial automation, health monitoring, and smart agriculture, enabling real-time data collection and remote control.

Equivalent

Equivalent products to the ESP-12S chip include the ESP-8266, ESP-12E, and NodeMCU modules, which also utilize the ESP8266 microcontroller. Other alternatives are the Wemos D1 mini and the Adafruit Huzzah ESP8266. For similar functionality with enhanced capabilities, consider the ESP32 series, which offers dual-core processing and Bluetooth support.