Three-Phase Metering AFE featuring a small package and crystal-free architecture. They supports full-wave and fundamental energy metering in multiple modes and supports monitoring of multiple grid events. At the same time waveform data can be transmitted by DMA and SPI protocol. Within a 10000:1 dynamic range the error of full-wave / fundamental active energy measurement is less than 0.2%. Package: SOP16/SSOP24.

V32G410 series is high-performance MCU chip which is based on Cortex-M4F core support lightweight operating system up to 200MHz operating frequency with memory protection unit (MPU) support for 4MB FLASH and 1.5MB SRAM It supports various communication interfaces such as I2C UART SPI and CAN integrates large-capacity cache and has built-in floating-point unit (FPU) to improve the overall operating efficiency of the system.

The V94XX is a highly integrated single-phase metering SoC. Integrated with Cortex-M0 MCU 128/256/512KB FLASH 16/32/64KB SRAM UART SPI I2C LCD WDT RTC and electric energy metering moduleV94XX supports the full wave and fundamental wave energy metering multiple power grid events monitoring.

Support bandplan: G3-PLC PRIME G3-CENELEC A G3M State Grid/ Southern Grid HPLC and the total band width is 40KHz~12MHz. Integrate Ethernet RMII interface support high-speed bus interface. Support three-phase zero-crossing detection to provide accurately phase identification Integrate 3x DMA Up to 32 GPIOs

The single-phase metering AFE V9265 features a built-in current sampling resistor achieving calibration-free user-level metering error. By achieving isolation between strong and weak electricity of power and communication inside the chip can integrate directly with the main control board system in order to avoid the problem of strong and weak electricity isolation caused by integrating metering function.

32-bit Cortex-M0 with maximum 26.2144MHz operation speed.

The V813XL series is high-performance MPU chip launched by Vango in Industrial Automation. based on Quad core Arm Cortex-A7 MPCore CPU architecture Frequency configurable up to 1.0GHz. Designed with a 128-bit dedicated high-speed bus connecting the CPU and memory to enhance high-speed real-time processing capability. Design a safe startup mode secure access authorization authorization restrictions on bus and peripheral access encryption and authorization restrictions on external storage non-authorization can not read support TrustZone mechanism embedded AES/HASH algorithm. A four-way hardware watchdog with an independent clock source built-in temperature sensor and ECC error correction function for key modules are designed to ensure high security and reliability.

Support various of detection for Grid events and single-phase metering AFE. Main Power: 3.3V power supply voltage input range 2.52~3.63V Low-power Design: Normal operation is around 2.6mA Current Input: Current shunt resistor CT Rogowski Coil 3 independent oversampling ∑-∆ ADC.

3.3V power supply voltage input range 2.9V~3.6V; reference voltage: 1.210V (typical temperature coefficient 10ppm/℃) Typical power consumption in full operation: 1.7mA (V9260S) Support two current channels for active metering or one current channel for active and reactive power metering simultaneously (V9260S).

The V9240/V9240R are multi-functional low-power crystal-free single-phase metering AFE featuring auto-baud rate adaptation ultra-compact 8-pin packaging with comprehensive energy measurement capabilities for precise data acquisition.

5V Power Supply, voltage input range 3.0V~5.5V Reference Voltage: 1.188V (typical temperature coefficient 10ppm/℃) Low-power Design: Typical power consumption in full operation: 1.5mA

5V power supply, voltage input range 3.0V~5.5V Reference voltage: 1.188V (typical temperature coefficient 10m/℃) Low-power Design: Typical power consumption in full operation: 1.9mA 3 independent oversampling ∑-∆ ADCs: one voltage, one current and one multifunctional measurement Support UART interface, baud rate 4800bps. Crystal input frequency 6.5536Mhz or 3.2768MHz

Highly Metering Accuracy - Less than 0.1% error in total/fundamental active energy metering over a dynamic range of 10000:1. - Less than 0.1% error in total/fundamental reactive energy metering over a dynamic range of 5000:1. DMA Mode - Supply raw waveform of 7 voltage/ current signal (22-bit) in DMA mode with updating frequency 6.4KHz.

V99XX is a high performance low-power single-phase metering SoC chips which is gathered in AFE energy metering architecture enhanced 8052 MCU core RTC EDT Flash SRAM and LCD driver. It integrates accumulative frequency current RMS low metering DC metering rapidly detection which is commonly used to the single-phase multi-functional for energy meter applications.

V98XX is a high performance low-power single-phase metering SoC chips which is gathered in AFE energy metering architecture enhanced 8052 MCU core RTC WDT Flash SRAM and LCD driver. It is commonly used to the single-phase multi-functional for energy meter applications.

V660x is a RS-485 transceiver with low power consumption, ±15KV ESD protection, and it is completely fulfilled EIA/TUA-485 standards. V660x series are included with a driver and a receiver, and it has the high driving capability allowing to transceivers on the same communication bus. V6602 and V6602H embedded low-slew-rate driver which can reduce EMI and reflections caused by inappropriate terminal matching. It can realize the error-free data transmission up to 500Kbps. V6603 and V6603H can support the high-speed communication, and the maximum communication speed is up to 2Mbps. V6602H and V6603H embedded LDO which can support the maximum input voltage up to 24V, and the output voltage of LDO up to 5.0V which can support driving capacity up to 100mA.