General description
The ISP1183 is a Universal Serial Bus (USB) interface device that complies with Universal Serial Bus Specification Rev. 2.0, supporting data transfer at full-speed (12 Mbit/s). It provides full-speed USB communication capacity to microcontroller or microprocessor-based systems. The ISP1183 communicates with the system’s microcontroller or microprocessor through a fast general-purpose parallel interface.

Features
■ Complies with Universal Serial Bus Specification Rev. 2.0 and most Device Class specifications
■ Complies with ACPI™, OnNow™ and USB power management requirements
■ Supports data transfer at full-speed (12 Mbit/s)
■ High performance USB interface device with integrated Serial Interface Engine (SIE), FIFO memory, transceiver, and 3.3 V voltage regulator
■ High speed (11.1 Mbyte/s or 90 ns read/write cycle) parallel interface
■ Fully autonomous and multiconfiguration DMA operation
■ Up to 14 programmable USB endpoints with 2 fixed control IN/OUT endpoints
■ Integrated physical 2462 bytes of multiconfiguration FIFO memory
■ Endpoints with double buffering to increase throughput and ease real-time data transfer
■ Seamless interface with most microcontrollers and microprocessors
■ Bus-powered capability with low power consumption and low suspend current
■ Software controlled connection to the USB bus (SoftConnect™)
■ Supports internal power-on and low-voltage reset circuit
■ Supports software reset
■ Hybrid-powered capability with low-power consumption required from the system
■ VBUS indication
■ 6 MHz crystal oscillator input with integrated PLL for low EMI
■ Good USB connection indicator that blinks with traffic (GoodLink™)
■ Supports I/O voltage range of 1.65 V to 3.6 V
■ Operation over the extended USB bus voltage range (4.0 V to 5.5 V) with 3.3 V tolerant I/O pads
■ Operating temperature range −40 °C to +85 °C
■ Full-scan design with high fault coverage
■ Available in HVQFN32 lead-free and halogen-free package.

Applications
■ Battery-operated device, for example:
    ◆ Mobile phone
    ◆ MP3 player
    ◆ Personal Digital Assistant (PDA)
■ Communication device, for example:
    ◆ Router
    ◆ Modem
■ Digital camera
■ Mass storage device, for example:
    ◆ Zip® drive
■ Printer
■ Scanner.