PS5511 – 4+1 Port USB 3.2 Gen 1 Hub Controller

The PS5511 is a configurable 5Gbps SuperSpeed USB hub that is ideal for docking, dongle, standalone, and laptop applications. PS5511 provides 4 USB 3.2 compliant 5Gbps downstream(DS) ports, and 1 extra USB 2.0 downstream port. There are two integrated, firmware-defined USB devices that can provide support for USB-C Billboard, PD-Bridge, HID, or other custom devices. The USB2 DS ports support USB2 battery charging standards including BC1.2.

With its flexible firmware architecture, PS5511 provides a framework for custom field updates. PS5511 also provide an optionally configurable USB Charging Mode for smartphones and tablets.

PS5511-based hub devices are compatible with all types of USB devices and platforms, making it well suited for all USB hub applications.

Key Features

  • Compliant with USB Specifications 1.1, 2.0 and 3.2
    • Provides two USB Gen1 Type-A downstream ports
    • Provides two USB Gen1 Type-C or Type-A downstream ports (integrated mux)
    • Provides one extra USB 2.0 downstream port
  • Fully supports low power states (USB 2.0 L0/L1/L2 and USB 3.2 U0/U1/U2/U3)
  • Supports overcurrent for gang mode and per-port mode
  • Supports power-enable for each downstream port
  • Billboard device support with programmable descriptors
  • Supports USB Battery Charging Specification V1.2
  • Low standby power
  • On-chip MPU with external SPI ROM interface
  • Supports firmware upgrade via I2C and USB
  • Secure in-field Firmware Protection/Upgrading
    • HW based RSA3072 signing
    • HW based SHA-256 authentication
    • Supported across all platforms
  • Up to two I2C channels, with both master and slave support
  • 3.3V and 1.1V power supplies
  • Flexible GPIOs include one PWM output
  • 0°C to 70°C Ambient Operating Temperature Range for PS5511QFN88GTR2
  • -40℃ to 85°C Ambient Operating Temperature Range for PS5511QFN88ITR2
  • Package: 10mmx10mm QFN
  • Superior ESD performance: HBM 4KV