AC707NAI Wearable Solutions

AC707N Smartwatch Chip Solution

The AC707N series targets smartwatches, e-cigarettes, smart charging cases, and smart rings, covering AC7076, AC7074, AC7072, and AC7073 models with high-frame-rate AMOLED display, Bluetooth calling/audio, local music, TWS earbud connection, and offline voice recognition.

Chip Model

Jieli AC707N Series

Features

BT v6.0 dual-mode288 MHz clockHardware 2.5D GPU512*512@90fpsUltra-low standby power

Key Parameters

Models

AC7076A6/A3, AC7074A5/A7, AC7074A7S, AC7072A7, AC7072S, AC7073A4/A8

Package / Memory

QFN20/QFN32/QFN42/QFN52; built-in Flash up to 128 Mbit, selected models with 16 Mb PSRAM

Performance / Display

288 MHz clock, hardware 2.5D GPU, AMOLED 512*512@90fps display refresh, arbitrary rotation, and smooth scaling

Low Power

Whole-device dual-connection standby approx. 150 uA, BLE connection approx. 70 uA, single BLE dynamic power approx. 100 uA

Interfaces / Decode

QSPI 4*96 MHz, SD nand, SPI nand, USB/IIC/UART, and hardware BMP/PNG/JPEG decoding

Audio / Applications

Bluetooth calling/audio, local music playback, Bluetooth earbud connection, call/ambient recording, ENC call noise reduction, Find My positioning, and offline voice recognition

Advantages

Simplified peripherals with built-in amplifier, LDO, backlight/motor MOS support; SPI nand support without external norflash plus SD nand

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