Overview
The ST8500, designed and manufactured by STMicroelectronics, is a fully programmable power-line communication (PLC) modem System on Chip (SoC). This advanced technology enables robust, high-speed data communication over existing power-line networks, eliminating the need for additional wiring. It is particularly suited for Smart Grid applications and other IoT (Internet of Things) use cases. The ST8500 supports a wide range of PLC protocols, including ITU G.9904 (PRIME), ITU G.9903 (G3-PLC®), and other major PLC protocol standards, ensuring compliance with CENELEC EN50065, FCC, and ARIB regulations.
Key Specifications
| Specification | Details |
|---|---|
| Package | QFN56 (7x7x1 mm) |
| Operating Temperature | -40 °C to +105 °C |
| PLC Signal Bandwidth | Up to 500 kHz |
| Real-Time Engine | 400 MHz max. frequency |
| ARM Cortex-M4F Core | 200 MHz maximum frequency, 256 kB embedded SRAM for code and data |
| Memory | 96 kB embedded SRAM for data, 8 kB embedded shared RAM, Bootloader ROM memory, One Time Programmable (OTP) memory |
| Interfaces | Serial wire and JTAG interfaces, 24 multiplexed GPIOs, 4 general purpose timers, 2 USART, 1 UART, 3 SPI, 1 I2C |
| Cryptographic Engine | AES 128/192/256 engine, True random number generator, Pseudo random number generator |
| Power Management | 3.3 V external supply voltage for I/O and analog, 2.5 V internal linear regulator for analog, 1.1 V external supply voltage for digital, Normal, Slow, Doze and low power modes |
Key Features
- Programmable power-line communication (PLC) modem System on Chip
- Integrated differential PLC analog front-end with PGA, ADC, DAC, and transmission pre-driver
- Digital transmission level control and zero-crossing comparator
- High performance, fully programmable real-time engine for PLC PHY and real-time MAC protocol management
- Standard ARM® 32-bit Cortex®-M4F core for protocol upper layers and peripherals management
- Cryptographic engine with AES 128/192/256, true random number generator, and pseudo random number generator
- Clock management with 25 MHz external crystal and integrated 25 MHz oscillator
- Power management with multiple power modes (Normal, Slow, Doze, and low power)
Applications
- Smart metering and smart grid applications
- Internet of Things (IoT) applications
- Compliant with CENELEC EN50065, FCC, and ARIB regulations
- Suitable for various PLC protocol standards such as ITU G.9904 (PRIME) and ITU G.9903 (G3-PLC®)
Q & A
- What is the ST8500?
The ST8500 is a fully programmable power-line communication (PLC) modem System on Chip (SoC) designed by STMicroelectronics.
- What PLC protocols does the ST8500 support?
The ST8500 supports various PLC protocols including ITU G.9904 (PRIME), ITU G.9903 (G3-PLC®), and other major PLC protocol standards.
- What is the operating temperature range of the ST8500?
The operating temperature range of the ST8500 is -40 °C to +105 °C.
- What is the maximum frequency of the real-time engine in the ST8500?
The real-time engine in the ST8500 has a maximum frequency of 400 MHz.
- What cryptographic features does the ST8500 include?
The ST8500 includes an AES 128/192/256 engine, a true random number generator, and a pseudo random number generator.
- What power management features are available in the ST8500?
The ST8500 has multiple power modes including Normal, Slow, Doze, and low power modes.
- What interfaces does the ST8500 support?
The ST8500 supports serial wire and JTAG interfaces, 24 multiplexed GPIOs, 4 general purpose timers, 2 USART, 1 UART, 3 SPI, and 1 I2C.
- Is the ST8500 RoHS compliant?
- What is the package type of the ST8500?
The ST8500 is available in a QFN56 (7x7x1 mm) package.
- What are the typical applications of the ST8500?
The ST8500 is typically used in smart metering, smart grid, and Internet of Things (IoT) applications.
