A40i + AXP221S

Key Features of A40i + AXP221S Chipset

Core A40i SoC Core Advantages

• Quad-core ARM Cortex-A7 CPU, max 1.2GHz operating frequency, equipped with NEON SIMD and VFPv4 floating-point unit for multi-task parallel processing全志科技
• Integrated Mali400 MP2 GPU, supports OpenGL ES 1.1/2.0, smooth multi-layer GUI rendering and dual-screen display output
• Full hardware video codec engine: 1080p full-format hardware decoding, 1080p@45fps H.264 hardware encoding, JPEG image encoding up to 4096×4096 resolution
• Memory support: DDR3/DDR3L up to 2GB, compatible with eMMC, SD/MMC, SATA storage mediums
• Abundant multi-display interfaces: HDMI 1.4, dual-channel LVDS, RGB, MIPI DSI, CVBS for 1080p full HD screen driving
• Rich peripheral expansion: Gigabit Ethernet, multiple USB2.0 Host/OTG, multi-channel UART, SPI, I2C, PWM, ADC, MIPI CSI camera input interface
• Standard commercial temperature grade: 0°C ~ +70°C, supports Linux 3.10 / Android 7.1 operating systems
• LQFP/BGA packaging, low power consumption design for fanless lightweight equipment development

Matched AXP221S PMIC Power Management Advantages

• Native hardware matching for A40i, precisely match CPU, GPU, memory and screen power rail voltage & power-on timing sequence
• Wide input voltage range 2.9V–6.3V, integrated high-efficiency Flash charger supporting max 2.1A single lithium battery charging current
• 5 high-efficiency DC-DC converters (peak efficiency up to 95%) + 14 low-noise adjustable LDOs, covering all system power supply requirements
• Exclusive IPS intelligent power switching circuit, automatic seamless power switching among adapter, USB and lithium battery power sources
• Built-in E-Gauge high-precision fuel gauge module, real-time monitoring battery capacity, voltage, current and temperature
• Multi-channel 12-bit ADC for real-time system voltage, current and temperature sampling detection
• Full-range safety protection circuits: overvoltage, undervoltage, overcurrent, overheating, short-circuit lock protection
• Supports power key wake-up, low-power standby mode and dynamic voltage frequency scaling to reduce overall power consumption
• 68-pin compact QFN surface mount package, communicates with A40i via dedicated P2WI two-wire interface

Combo Matching Advantages

• Out-of-box hardware compatibility, no complex power circuit secondary debugging to shorten product R&D cycle
• Optimized overall power efficiency, low heat generation for compact thin terminal structural design
• High cost performance for mass commercial intelligent terminal mass production projects
• RoHS3 lead-free compliant packaging, fully compatible with standard SMT automated assembly production lines

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