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ESP32-PICO-D4 Espressif Systems ESP32 PICO Module

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Authorized North America Distributor StampThe extremely small ESP32-PICO-D4 SiP module provides complete Wi-Fi and Bluetooth capabilities. It has seamless integration of all peripheral components, including a 40 MHz crystal oscillator, 4-MB SPI flash, filter capacitors, and RF matching links. Utilizing the ESP32 chip, the module has TSMC’s 40 nm ultra-low power technology. 


With the ESP32-PICO-D4 small size, (7.0 ± 0.1)mm x (7.0 ± 0.1)mm x (0.94 ± 0.1)mm, minimal PCB area is required. Add in its low-energy consumption and robust performance, this module is ideal for the following limited space or battery operated applications such as the following:

  • Medical equipment 
  • Wearable electronics
  • Sensors
  • IoT products

Features of the ESP32 PICO Module

  • Extremely small size: (7.0 ± 0.1)mm x (7.0 ± 0.1)mm x (0.94 ± 0.1)mm
  • Wi-Fi and Bluetooth capabilities
  • Seamless integration of all peripheral components
  • 40 MHz crystal oscillator
  • 4-MB SPI flash
  • Filter capacitors
  • RF matching links
  • TSMC’s 40 nm ultra-low power technology
  • Requires minimal PCB area

Current
  • Operating Average: 80 mA
  • Minimum current delivered by power supply: 500mA
Dimensions 7.000±0.100 mm × 7.000±0.100 mm × 0.940±0.100 mm
Flash memory Integrated SPI flash: 4 MB
Frequency band Wi-Fi: 2.4 ~ 2.5 GHz
Interface(s)
  • ADC
  • DAC
  • touch sensor
  • SD/SDIO/MMC Host Controller
  • SPI
  • SDIO/SPI Slave Controller
  • EMAC
  • motor PWM
  • LED PWM
  • UART
  • I2C
  • I2S
  • infrared remote controller
  • GPIO
  • pulse counter
Modulation Bluetooth Audio: CVSD and SBC
Power supply 2.7 V - 3.6 V
Protocols
  • Wi-Fi: 802.11 b/g/n (802.11n up to 150 Mbps)
  • Wi-Fi: A-MPDU and A-MSDU aggregation and 0.4 s guard interval support
  • Bluetooth V4.2 BR/EDR and BLE specification
Radio channels / bandwidth
  • Bluetooth: NZIF receiver with –97 dBm sensitivity
  • Bluetooth: Class-1, class-2 and class-3 transmitter
  • Bluetooth: AFH
Sensor type On-chip Hall sensor
Temperature range –40 °C ~ 85 °C (-40º F to 185º F)

Documentation

ESP32-PICO-D4 Data Sheet View (PDF)
ESP32 Data Sheet View (PDF)
ESP32 Technical Reference Manual View (PDF)

Downloads

ESP IDF Download (ZIP)
Flash Download Tools Download (ZIP)

Support

We have the best technical support engineers that know how to use our products. If our Tech Support cannot solve your problem, we will contact the design engineer or manufacturer to help find a resolution.