Espressif / 乐鑫 / TECHNICAL REFERENCE
Dual-core Xtensa wireless microcontroller with Wi-Fi and Bluetooth LE.
FPGA.io Part Number FIO-1538C32E83052B64Internal catalogue reference · manufacturer MPN remains unchanged
Technical reference · Documented ordering reference · Checked 2026-09-28
DOCUMENTED FACTS
Values apply to the device and conditions identified in each source. Family maxima, package limits and full ordering-code specifications must not be treated as interchangeable.
| Parameter | Documented value | Source & conditions |
|---|---|---|
| CPU | Dual-core Xtensa LX7 | ESP32-S3 Wi-Fi and BLE SoC ↗Product overview |
| CPU frequency | 240 MHz | ESP32-S3 Wi-Fi and BLE SoC ↗Product overview |
| Internal SRAM | 512 KB | ESP32-S3 Wi-Fi and BLE SoC ↗Product overview |
| Wi-Fi | 2.4 GHz 802.11 b/g/n | ESP32-S3 Wi-Fi and BLE SoC ↗Product overview |
This ordering reference contains the documented facts shown above; it is separate from the fully reviewed FPGA ordering-number catalogue.
Include the full ordering code, quantity, delivery requirement and traceability needs. For an assembled board, include BOM revision, programming and test scope.
Request this device ↗COMPLETE PART IDENTITIES
These references belong to this device. Evidence labels distinguish reviewed specifications, public listings and manufacturer coding examples. Counts describe this site’s documented coverage, not stock or all configurations offered by the manufacturer.
| Full ordering number | Package | Speed / temperature | Evidence | Next step |
|---|---|---|---|---|
| ESP32-S3 | Not verified | Not verifiedNot verified | Documented ordering referenceView source ↗ | Device details →Request quotation |
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Not verified means that parameter has not been independently established for this exact code. A code example is not confirmation that a configuration can be ordered today.
Compare the documented requirements; inclusion in the same series does not establish interchangeability.
BASE DEVICE
ESP32-C3 RISC-V wireless SoC with in-package flash, distinct from ESP32-C3 radio modules.
