Data Sheet

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1. Overview
1.2. Specifications
Table 1-1. Specifications
Categories
Items
Parameters
Wi-Fi
Certification
Wi-Fi Alliance
Protocols
802.11 b/g/n (HT20)
Frequency Range
2.4 GHz ~ 2.5 GHz (2400 MHz ~ 2483.5 MHz)
TX Power
802.11 b: +20 dBm
802.11 g: +17 dBm
802.11 n: +14 dBm
Rx Sensitivity
802.11 b: –91 dbm (11 Mbps)
802.11 g: –75 dbm (54 Mbps)
802.11 n: –72 dbm (MCS7)
Antenna
PCB Trace, External, IPEX Connector, Ceramic Chip
Hardware
CPU
Tensilica L106 32-bit processor
Peripheral Interface
UART/SDIO/SPI/I2C/I2S/IR Remote Control
GPIO/ADC/PWM/LED Light & Button
Operating Voltage
2.5 V ~ 3.6 V
Operating Current
Average value: 80 mA
Operating Temperature Range
–40 °C ~ 125 °C
Package Size
QFN32-pin (5 mm x 5 mm)
External Interface
-
Software
Wi-Fi Mode
Station/SoftAP/SoftAP+Station
Security
WPA/WPA2
Encryption
WEP/TKIP/AES
Firmware Upgrade
UART Download / OTA (via network)
Software Development
Supports Cloud Server Development / Firmware and SDK
for fast on-chip programming
Network Protocols
IPv4, TCP/UDP/HTTP
User Configuration
AT Instruction Set, Cloud Server, Android/iOS App
📖 Note:
The TX power can be configured based on the actual user scenarios.
Espressif
$ /$ 2 26
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2020.10