Description
Stamp-S3A PIN2.54 is a highly integrated embedded module based on the Espressif ESP32-S3FN8, equipped with a 240MHz Xtensa® 32-bit LX7 dual-core processor, integrated 8MB Flash, programmable RGB LED, and button input. Featuring an optimized 3D antenna design, it offers enhanced wireless communication capabilities. The module breaks out 23 GPIO pins and is soldered with 2.54mm pitch SMT headers. Its compact size makes it ideal for high-density PCB integration, enabling developers to quickly build compact applications.
Features
- ESP32-S3FN8 (2.4GHz Wi-Fi)
- 2.54mm pitch SMT interface
- 23 multifunction GPIO
- 8MB Flash
- Multiple I/O breakout, supports multiple application forms (SMT, DIP, flying wires)
- Integrated programmable RGB LED and button
- Development Platform
- UiFlow2
- Arduino IDE
- ESP-IDF
- PlatformIO
Includes
- 1 x Stamp-S3A PIN2.54
- 1 x Pin Sticker
Applications
- Smart home
- Smart IoT devices
- Industrial control terminals
- Smart wearable devices
Specifications
| Specification |
Parameter |
| SoC |
ESP32-S3FN8 |
| DC-DC |
MUN3CAD01-SC |
| Flash |
8MB |
| Input Voltage |
DC 5V |
| HMI |
Programmable physical button x 1, programmable RGB LED (WS2812B-2020) x 1 |
| Antenna Type |
2.4GHz 3D antenna |
| Module IO Ports |
Touch sensor, SD/SDIO/MMC host controller, SPI, SDIO/SPI slave controller, EMAC, Motor PWM, LED PWM, UART, I2C, I2S, GPIO, pulse counter |
| IO Ports x23 |
G0/G1/G2/G3/G4/G5/G6/G7/G8/G9/G10/G11/G12/G13/G14/G15/G39/G40/G41/G42/G43/G44/G46 |
| IO Pitch |
2.54mm |
| LCD Pitch |
0.5mm@12P or 8P |
| Operating Temp |
0 ~ 40°C |
| Product Size |
26.0 x 18.0 x 4.7mm |
| Product Weight |
3.1g |
| Package Size |
74.0 x 48.0 x 13.0mm |
| Gross Weight |
7.6g |
Product Comparison
| Product Compare Item |
Stamp-S3A PIN2.54 
|
Stamp-S3 PIN2.54 
|
| RGB LED Control Logic |
RGB LED power is shared with the reserved screen FPC cable backlight |
Powered on immediately when powered |
| Antenna Design |
Optimized antenna design for better signal reception |
Standard antenna design |
| Module Boot Button |
Improved button feel, button spec 4.0 x 3.0 x 2.0mm |
Button spec 2.6 x 1.6 x 0.55mm |
| Power Consumption |
Optimized for lower power consumption |
Standard design |
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